3334 victor court , santa clara, ca 95054 phone: (408) 588

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Entech Analytical Labs, Inc. 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201 PES Environmental, Inc. 1682 Novato Boulevard, Suite 100 On June 30, 2006, samples were received under chain of custody for analysis. Test Matrix Novato, CA 94947 Jim Dunn Comments Certificate of Analysis - Final Report Lab Certificate Number: 50220 Project Name: Baxter Project Number: 285.002.01 Issued: 07/19/2006 Entech analyzes samples "as received" unless otherwise noted. The following results are included: Liquid pH - EPA 9040C for Groundwater and Water - EPA 150.1 for Wastewater EPA 7470A Mercury for Water and Groundwater / EPA 245.1 Mercury for Wastewater ICP Metals: EPA 3010A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater Chromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater TPH-Extractable: EPA 3510C / EPA 8015B VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater Cyanide, Total: EPA 9010C/9014 for Groundwater and Water - EPA 335.2 for Wastewater TPH-Purgeable: GC/MS Solid EPA 6010B Metals by ICP Chromium VI: EPA 7196A EPA 7471B / EPA 245.5 Mercury TPH-Extractable: EPA 8015B EPA 8260B Cyanide, Total: EPA 9010C/9014 pH - EPA 9045D TPH-Purgeable: GC/MS Entech Analytical Labs, Inc. is certified for environmental analyses by the State of California (#2346). If you have any questions regarding this report, please call us at 408-588-0200 ext. 225. Sincerely, Erin Cunniffe Operations Manager Environmental Analysis Since 1983 Original signed by Erin Cunniffe

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Entech Analytical Labs, Inc. 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

PES Environmental, Inc.1682 Novato Boulevard, Suite 100

On June 30, 2006, samples were received under chain of custody for analysis.

TestMatrix

Novato, CA 94947

Jim Dunn

Comments

Certificate of Analysis - Final Report

Lab Certificate Number: 50220

Project Name: BaxterProject Number: 285.002.01

Issued: 07/19/2006

Entech analyzes samples "as received" unless otherwise noted. The following results are included:

Liquid pH - EPA 9040C for Groundwater and Water - EPA 150.1 for WastewaterEPA 7470A Mercury for Water and Groundwater / EPA 245.1 Mercury for WastewaterICP Metals: EPA 3010A / EPA 6010B for Groundwater and Water - EPA 200.7 for WastewaterChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for WastewaterTPH-Extractable: EPA 3510C / EPA 8015BVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for WastewaterCyanide, Total: EPA 9010C/9014 for Groundwater and Water - EPA 335.2 for WastewaterTPH-Purgeable: GC/MS

Solid EPA 6010B Metals by ICPChromium VI: EPA 7196AEPA 7471B / EPA 245.5 MercuryTPH-Extractable: EPA 8015BEPA 8260BCyanide, Total: EPA 9010C/9014pH - EPA 9045DTPH-Purgeable: GC/MS

Entech Analytical Labs, Inc. is certified for environmental analyses by the State of California (#2346). If you have any questions regarding this report, please call us at 408-588-0200 ext. 225.

Sincerely,

Erin CunniffeOperations Manager

Environmental Analysis Since 1983

Original signed by Erin Cunniffe

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-001 Sample ID: 06QC-07-1 Matrix: Solid Sample Date: 6/29/2006 1:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.090 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 8.2 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 45 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 24 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 100 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 27 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 75 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 54 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 100 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 7.4 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-002 Sample ID: 06QC-08-1 Matrix: Solid Sample Date: 6/29/2006 1:46 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-002 Sample ID: 06QC-08-1 Matrix: Solid Sample Date: 6/29/2006 1:46 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg5.01.0 SM60607137/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A1,4-Dioxane ND g/Kg1800.88 SM60607137/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A2-Butanone (MEK) ND g/Kg350.88 SM60607137/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.40.88 SM60607137/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A2-Hexanone ND g/Kg350.88 SM60607137/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.40.88 SM60607137/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg350.88 SM60607137/13/2006N/AN/AAcetone ND g/Kg880.88 SM60607137/13/2006N/AN/AAcetonitrile ND g/Kg350.88 SM60607137/13/2006N/AN/AAcrolein ND g/Kg4.40.88 SM60607137/13/2006N/AN/AAcrylonitrile ND g/Kg4.40.88 SM60607137/13/2006N/AN/ABenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/ABenzyl Chloride ND g/Kg4.40.88 SM60607137/13/2006N/AN/ABromobenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/ABromochloromethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/ABromodichloromethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/ABromoform ND g/Kg4.40.88 SM60607137/13/2006N/AN/ABromomethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/ACarbon Disulfide ND g/Kg4.40.88 SM60607137/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.40.88 SM60607137/13/2006N/AN/AChlorobenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/AChloroethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/AChloroform ND g/Kg4.40.88 SM60607137/13/2006N/AN/AChloromethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-002 Sample ID: 06QC-08-1 Matrix: Solid Sample Date: 6/29/2006 1:46 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.40.88 SM60607137/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.40.88 SM60607137/13/2006N/AN/ACyclohexanone ND g/Kg350.88 SM60607137/13/2006N/AN/ADibromochloromethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/ADibromomethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.40.88 SM60607137/13/2006N/AN/AEthyl Benzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/AFreon 113 ND g/Kg8.80.88 SM60607137/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.40.88 SM60607137/13/2006N/AN/AIodomethane ND g/Kg350.88 SM60607137/13/2006N/AN/AIsopropanol ND g/Kg880.88 SM60607137/13/2006N/AN/AIsopropylbenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.40.88 SM60607137/13/2006N/AN/AMethylene Chloride ND g/Kg220.88 SM60607137/13/2006N/AN/An-Butylbenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/An-Propylbenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/ANaphthalene ND g/Kg4.40.88 SM60607137/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.40.88 SM60607137/13/2006N/AN/APentachloroethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/AStyrene ND g/Kg4.40.88 SM60607137/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.40.88 SM60607137/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg350.88 SM60607137/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.40.88 SM60607137/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.40.88 SM60607137/13/2006N/AN/ATetrachloroethene ND g/Kg4.40.88 SM60607137/13/2006N/AN/ATetrahydrofuran ND g/Kg350.88 SM60607137/13/2006N/AN/AToluene ND g/Kg4.40.88 SM60607137/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.40.88 SM60607137/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.40.88 SM60607137/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg350.88 SM60607137/13/2006N/AN/ATrichloroethene ND g/Kg4.40.88 SM60607137/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.40.88 SM60607137/13/2006N/AN/AVinyl Acetate ND g/Kg4.40.88 SM60607137/13/2006N/AN/AVinyl Chloride ND g/Kg4.40.88 SM60607137/13/2006N/AN/AXylenes, Total ND g/Kg8.80.88 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 86.8 60 130-Dibromofluoromethane 85.9 60 130-Toluene-d8 96.6 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-002 Sample ID: 06QC-08-1 Matrix: Solid Sample Date: 6/29/2006 1:46 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury ND mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 7.3 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 80 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 79 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 8.5 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 180 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 6.5 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 570 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 67 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 66 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 3.9 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg930.93 SM60607127/12/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 90.5 60 130-Dibromofluoromethane 130 60 130-Toluene-d8 91.9 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:06 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-002 Sample ID: 06QC-08-1 Matrix: Solid Sample Date: 6/29/2006 1:46 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060713B7/16/2006SD060713B7/13/2006

Reviewed by: dba

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 65.2 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:06 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-003 Sample ID: 06QC-02-1 Matrix: Solid Sample Date: 6/29/2006 1:48 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:06 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-003 Sample ID: 06QC-02-1 Matrix: Solid Sample Date: 6/29/2006 1:48 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A1,4-Dioxane ND g/Kg1600.80 SM60607137/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A2-Butanone (MEK) ND g/Kg320.80 SM60607137/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.00.80 SM60607137/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A2-Hexanone ND g/Kg320.80 SM60607137/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.00.80 SM60607137/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg320.80 SM60607137/13/2006N/AN/AAcetone ND g/Kg800.80 SM60607137/13/2006N/AN/AAcetonitrile ND g/Kg320.80 SM60607137/13/2006N/AN/AAcrolein ND g/Kg4.00.80 SM60607137/13/2006N/AN/AAcrylonitrile ND g/Kg4.00.80 SM60607137/13/2006N/AN/ABenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/ABenzyl Chloride ND g/Kg4.00.80 SM60607137/13/2006N/AN/ABromobenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/ABromochloromethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/ABromodichloromethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/ABromoform ND g/Kg4.00.80 SM60607137/13/2006N/AN/ABromomethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/ACarbon Disulfide ND g/Kg4.00.80 SM60607137/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.00.80 SM60607137/13/2006N/AN/AChlorobenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/AChloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/AChloroform ND g/Kg4.00.80 SM60607137/13/2006N/AN/AChloromethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:06 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-003 Sample ID: 06QC-02-1 Matrix: Solid Sample Date: 6/29/2006 1:48 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.00.80 SM60607137/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.00.80 SM60607137/13/2006N/AN/ACyclohexanone ND g/Kg320.80 SM60607137/13/2006N/AN/ADibromochloromethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/ADibromomethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.00.80 SM60607137/13/2006N/AN/AEthyl Benzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/AFreon 113 ND g/Kg8.00.80 SM60607137/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.00.80 SM60607137/13/2006N/AN/AIodomethane ND g/Kg320.80 SM60607137/13/2006N/AN/AIsopropanol ND g/Kg800.80 SM60607137/13/2006N/AN/AIsopropylbenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.00.80 SM60607137/13/2006N/AN/AMethylene Chloride ND g/Kg200.80 SM60607137/13/2006N/AN/An-Butylbenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/An-Propylbenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/ANaphthalene ND g/Kg4.00.80 SM60607137/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.00.80 SM60607137/13/2006N/AN/APentachloroethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/AStyrene ND g/Kg4.00.80 SM60607137/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.00.80 SM60607137/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg320.80 SM60607137/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.00.80 SM60607137/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.00.80 SM60607137/13/2006N/AN/ATetrachloroethene ND g/Kg4.00.80 SM60607137/13/2006N/AN/ATetrahydrofuran ND g/Kg320.80 SM60607137/13/2006N/AN/AToluene ND g/Kg4.00.80 SM60607137/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.00.80 SM60607137/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.00.80 SM60607137/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg320.80 SM60607137/13/2006N/AN/ATrichloroethene ND g/Kg4.00.80 SM60607137/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.00.80 SM60607137/13/2006N/AN/AVinyl Acetate ND g/Kg4.00.80 SM60607137/13/2006N/AN/AVinyl Chloride ND g/Kg4.00.80 SM60607137/13/2006N/AN/AXylenes, Total ND g/Kg8.00.80 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 79.4 60 130-Dibromofluoromethane 91.8 60 130-Toluene-d8 93.4 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:07 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-003 Sample ID: 06QC-02-1 Matrix: Solid Sample Date: 6/29/2006 1:48 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury ND mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 1.7 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 14 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium 1.2 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 56 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 12 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 400 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 1400 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 16 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 230 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 7.0 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg800.80 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 82.9 60 130-Dibromofluoromethane 81.6 60 130-Toluene-d8 86.9 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:07 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-003 Sample ID: 06QC-02-1 Matrix: Solid Sample Date: 6/29/2006 1:48 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060713B7/16/2006SD060713B7/13/2006

Reviewed by: dba

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 76.5 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:07 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-004 Sample ID: 06QC-06-1 Matrix: Solid Sample Date: 6/29/2006 1:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 1.1 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchCyanide, Total: EPA 9010C/9014

Cyanide, total ND mg/Kg1.01.0 SCN0607057/7/2006SCN0607057/6/2006

Reviewed by: HDINH

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:08 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-004 Sample ID: 06QC-06-1 Matrix: Solid Sample Date: 6/29/2006 1:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,1-Dichloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,1-Dichloroethene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,1-Dichloropropene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2-Dichloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,2-Dichloropropane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,3-Dichloropropane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A1,4-Dioxane ND g/Kg1600.78 SM60607137/13/2006N/AN/A2,2-Dichloropropane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A2-Butanone (MEK) ND g/Kg310.78 SM60607137/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg3.90.78 SM60607137/13/2006N/AN/A2-Chlorotoluene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A2-Hexanone ND g/Kg310.78 SM60607137/13/2006N/AN/A4-Chlorotoluene ND g/Kg3.90.78 SM60607137/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg310.78 SM60607137/13/2006N/AN/AAcetone ND g/Kg780.78 SM60607137/13/2006N/AN/AAcetonitrile ND g/Kg310.78 SM60607137/13/2006N/AN/AAcrolein ND g/Kg3.90.78 SM60607137/13/2006N/AN/AAcrylonitrile ND g/Kg3.90.78 SM60607137/13/2006N/AN/ABenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/ABenzyl Chloride ND g/Kg3.90.78 SM60607137/13/2006N/AN/ABromobenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/ABromochloromethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/ABromodichloromethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/ABromoform ND g/Kg3.90.78 SM60607137/13/2006N/AN/ABromomethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/ACarbon Disulfide ND g/Kg3.90.78 SM60607137/13/2006N/AN/ACarbon Tetrachloride ND g/Kg3.90.78 SM60607137/13/2006N/AN/AChlorobenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/AChloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/AChloroform ND g/Kg3.90.78 SM60607137/13/2006N/AN/AChloromethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:08 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-004 Sample ID: 06QC-06-1 Matrix: Solid Sample Date: 6/29/2006 1:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg3.90.78 SM60607137/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg3.90.78 SM60607137/13/2006N/AN/ACyclohexanone ND g/Kg310.78 SM60607137/13/2006N/AN/ADibromochloromethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/ADibromomethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/ADichlorodifluoromethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/ADiisopropyl Ether ND g/Kg3.90.78 SM60607137/13/2006N/AN/AEthyl Benzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/AFreon 113 ND g/Kg7.80.78 SM60607137/13/2006N/AN/AHexachlorobutadiene ND g/Kg3.90.78 SM60607137/13/2006N/AN/AIodomethane ND g/Kg310.78 SM60607137/13/2006N/AN/AIsopropanol ND g/Kg780.78 SM60607137/13/2006N/AN/AIsopropylbenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg3.90.78 SM60607137/13/2006N/AN/AMethylene Chloride ND g/Kg200.78 SM60607137/13/2006N/AN/An-Butylbenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/An-Propylbenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/ANaphthalene ND g/Kg3.90.78 SM60607137/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg3.90.78 SM60607137/13/2006N/AN/APentachloroethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/Asec-Butylbenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/AStyrene ND g/Kg3.90.78 SM60607137/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg3.90.78 SM60607137/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg310.78 SM60607137/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg3.90.78 SM60607137/13/2006N/AN/Atert-Butylbenzene ND g/Kg3.90.78 SM60607137/13/2006N/AN/ATetrachloroethene ND g/Kg3.90.78 SM60607137/13/2006N/AN/ATetrahydrofuran ND g/Kg310.78 SM60607137/13/2006N/AN/AToluene ND g/Kg3.90.78 SM60607137/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg3.90.78 SM60607137/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg3.90.78 SM60607137/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg310.78 SM60607137/13/2006N/AN/ATrichloroethene ND g/Kg3.90.78 SM60607137/13/2006N/AN/ATrichlorofluoromethane ND g/Kg3.90.78 SM60607137/13/2006N/AN/AVinyl Acetate ND g/Kg3.90.78 SM60607137/13/2006N/AN/AVinyl Chloride ND g/Kg3.90.78 SM60607137/13/2006N/AN/AXylenes, Total ND g/Kg7.80.78 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 74.4 60 130-Dibromofluoromethane 97.5 60 130-Toluene-d8 92.3 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:08 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-004 Sample ID: 06QC-06-1 Matrix: Solid Sample Date: 6/29/2006 1:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.23 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 2.4 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 79 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 15 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 31 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 8.6 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 2300 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 14 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 65 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 6.7 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg780.78 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 77.7 60 130-Dibromofluoromethane 86.6 60 130-Toluene-d8 85.9 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:08 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-004 Sample ID: 06QC-06-1 Matrix: Solid Sample Date: 6/29/2006 1:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060715A7/18/2006 SD060715A7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 54.3 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:08 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-005 Sample ID: 06QC-13-1 Matrix: Solid Sample Date: 6/29/2006 1:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 1.8 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:09 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-005 Sample ID: 06QC-13-1 Matrix: Solid Sample Date: 6/29/2006 1:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,4-Dioxane ND g/Kg1700.83 SM60607137/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A2-Butanone (MEK) ND g/Kg330.83 SM60607137/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A2-Hexanone ND g/Kg330.83 SM60607137/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg330.83 SM60607137/13/2006N/AN/AAcetone ND g/Kg830.83 SM60607137/13/2006N/AN/AAcetonitrile ND g/Kg330.83 SM60607137/13/2006N/AN/AAcrolein ND g/Kg4.20.83 SM60607137/13/2006N/AN/AAcrylonitrile ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABenzyl Chloride ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromochloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromodichloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromoform ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromomethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ACarbon Disulfide ND g/Kg4.20.83 SM60607137/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChloroform ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:09 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-005 Sample ID: 06QC-13-1 Matrix: Solid Sample Date: 6/29/2006 1:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ACyclohexanone ND g/Kg330.83 SM60607137/13/2006N/AN/ADibromochloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ADibromomethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/AEthyl Benzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AFreon 113 ND g/Kg8.30.83 SM60607137/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AIodomethane ND g/Kg330.83 SM60607137/13/2006N/AN/AIsopropanol ND g/Kg830.83 SM60607137/13/2006N/AN/AIsopropylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/AMethylene Chloride ND g/Kg210.83 SM60607137/13/2006N/AN/An-Butylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/An-Propylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ANaphthalene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/APentachloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AStyrene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg330.83 SM60607137/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ATetrachloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ATetrahydrofuran ND g/Kg330.83 SM60607137/13/2006N/AN/AToluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg330.83 SM60607137/13/2006N/AN/ATrichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/AVinyl Acetate ND g/Kg4.20.83 SM60607137/13/2006N/AN/AVinyl Chloride ND g/Kg4.20.83 SM60607137/13/2006N/AN/AXylenes, Total ND g/Kg8.30.83 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 72.7 60 130-Dibromofluoromethane 105 60 130-Toluene-d8 91.8 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:09 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-005 Sample ID: 06QC-13-1 Matrix: Solid Sample Date: 6/29/2006 1:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.26 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 1.4 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 26 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 85 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 36 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 8.3 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 21 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 8.5 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 230 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 11 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 59 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 7.4 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg830.83 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 75.9 60 130-Dibromofluoromethane 93.1 60 130-Toluene-d8 85.5 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:09 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-005 Sample ID: 06QC-13-1 Matrix: Solid Sample Date: 6/29/2006 1:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060715A7/18/2006 SD060715A7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 75.6 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:10 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-006 Sample ID: 06QC-01-5 Matrix: Solid Sample Date: 6/29/2006 2:05 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 0.19 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.18 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 23 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 16 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 63 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 250 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 34 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 48 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 7.0 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 500 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 55 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 61 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 6.7 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:10 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-007 Sample ID: 06QC-04-1 Matrix: Solid Sample Date: 6/29/2006 1:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 2.4 mg/Kg0.202.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchCyanide, Total: EPA 9010C/9014

Cyanide, total ND mg/Kg1.01.0 SCN0607057/7/2006SCN0607057/6/2006

Reviewed by: HDINH

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:10 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-007 Sample ID: 06QC-04-1 Matrix: Solid Sample Date: 6/29/2006 1:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A1,4-Dioxane ND g/Kg1600.81 SM60607137/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A2-Butanone (MEK) ND g/Kg320.81 SM60607137/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.10.81 SM60607137/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A2-Hexanone ND g/Kg320.81 SM60607137/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.10.81 SM60607137/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg320.81 SM60607137/13/2006N/AN/AAcetone ND g/Kg810.81 SM60607137/13/2006N/AN/AAcetonitrile ND g/Kg320.81 SM60607137/13/2006N/AN/AAcrolein ND g/Kg4.10.81 SM60607137/13/2006N/AN/AAcrylonitrile ND g/Kg4.10.81 SM60607137/13/2006N/AN/ABenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/ABenzyl Chloride ND g/Kg4.10.81 SM60607137/13/2006N/AN/ABromobenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/ABromochloromethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/ABromodichloromethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/ABromoform ND g/Kg4.10.81 SM60607137/13/2006N/AN/ABromomethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/ACarbon Disulfide ND g/Kg4.10.81 SM60607137/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.10.81 SM60607137/13/2006N/AN/AChlorobenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/AChloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/AChloroform ND g/Kg4.10.81 SM60607137/13/2006N/AN/AChloromethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:11 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-007 Sample ID: 06QC-04-1 Matrix: Solid Sample Date: 6/29/2006 1:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.10.81 SM60607137/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.10.81 SM60607137/13/2006N/AN/ACyclohexanone ND g/Kg320.81 SM60607137/13/2006N/AN/ADibromochloromethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/ADibromomethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.10.81 SM60607137/13/2006N/AN/AEthyl Benzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/AFreon 113 ND g/Kg8.10.81 SM60607137/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.10.81 SM60607137/13/2006N/AN/AIodomethane ND g/Kg320.81 SM60607137/13/2006N/AN/AIsopropanol ND g/Kg810.81 SM60607137/13/2006N/AN/AIsopropylbenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.10.81 SM60607137/13/2006N/AN/AMethylene Chloride ND g/Kg200.81 SM60607137/13/2006N/AN/An-Butylbenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/An-Propylbenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/ANaphthalene ND g/Kg4.10.81 SM60607137/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.10.81 SM60607137/13/2006N/AN/APentachloroethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/AStyrene ND g/Kg4.10.81 SM60607137/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.10.81 SM60607137/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg320.81 SM60607137/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.10.81 SM60607137/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.10.81 SM60607137/13/2006N/AN/ATetrachloroethene ND g/Kg4.10.81 SM60607137/13/2006N/AN/ATetrahydrofuran ND g/Kg320.81 SM60607137/13/2006N/AN/AToluene ND g/Kg4.10.81 SM60607137/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.10.81 SM60607137/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.10.81 SM60607137/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg320.81 SM60607137/13/2006N/AN/ATrichloroethene ND g/Kg4.10.81 SM60607137/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.10.81 SM60607137/13/2006N/AN/AVinyl Acetate ND g/Kg4.10.81 SM60607137/13/2006N/AN/AVinyl Chloride ND g/Kg4.10.81 SM60607137/13/2006N/AN/AXylenes, Total ND g/Kg8.10.81 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 73.7 60 130-Dibromofluoromethane 109 60 130-Toluene-d8 92.5 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:11 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-007 Sample ID: 06QC-04-1 Matrix: Solid Sample Date: 6/29/2006 1:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.20 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 1.4 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 23 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 72 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 22 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 17 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 8.6 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 50 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 7.4 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg810.81 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 76.9 60 130-Dibromofluoromethane 96.9 60 130-Toluene-d8 86.1 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:11 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-007 Sample ID: 06QC-04-1 Matrix: Solid Sample Date: 6/29/2006 1:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060715A7/18/2006 SD060715A7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 67.2 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:12 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-008 Sample ID: 06QC-01-1 Matrix: Solid Sample Date: 6/29/2006 2:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 0.96 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.33 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 2.0 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 11 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 40 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 22 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 26 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 9.0 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 2400 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 16 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 52 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 8.6 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:12 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-009 Sample ID: 06QC-03-1 Matrix: Solid Sample Date: 6/29/2006 1:37 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 0.11 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.12 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 6.5 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium 3.3 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 48 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 240 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 180 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 67 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 420 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver 35 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 48 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 190 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 7.4 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:13 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-010 Sample ID: 06QC-03-5 Matrix: Solid Sample Date: 6/29/2006 1:40 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.17 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 15 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 11 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 18 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 22 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 25 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 200 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 6.5 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:13 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-011 Sample ID: 06QC-05-5 Matrix: Solid Sample Date: 6/29/2006 1:44 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.062 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 150 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 430 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 34 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 30 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 6.1 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 520 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 55 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 45 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 7.6 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:14 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-012 Sample ID: 06QC-05-1 Matrix: Solid Sample Date: 6/29/2006 1:42 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.42 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 1.7 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 11 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 220 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 24 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 40 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 14 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 97 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 20 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 81 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 6.2 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:14 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-013 Sample ID: 06QC-10-1 Matrix: Solid Sample Date: 6/29/2006 2:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 0.21 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:14 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-013 Sample ID: 06QC-10-1 Matrix: Solid Sample Date: 6/29/2006 2:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,1,1-Trichloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,1,2-Trichloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,1-Dichloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,1-Dichloroethene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,1-Dichloropropene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2,3-Trichloropropane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2-Dichlorobenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2-Dichloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,2-Dichloropropane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,3-Dichlorobenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,3-Dichloropropane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,4-Dichlorobenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A1,4-Dioxane ND g/Kg2001.0 SM30607147/14/2006N/AN/A2,2-Dichloropropane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A2-Butanone (MEK) ND g/Kg401.0 SM30607147/14/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg5.01.0 SM30607147/14/2006N/AN/A2-Chlorotoluene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A2-Hexanone ND g/Kg401.0 SM30607147/14/2006N/AN/A4-Chlorotoluene ND g/Kg5.01.0 SM30607147/14/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg401.0 SM30607147/14/2006N/AN/AAcetone ND g/Kg1001.0 SM30607147/14/2006N/AN/AAcetonitrile ND g/Kg401.0 SM30607147/14/2006N/AN/AAcrolein ND g/Kg5.01.0 SM30607147/14/2006N/AN/AAcrylonitrile ND g/Kg5.01.0 SM30607147/14/2006N/AN/ABenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/ABenzyl Chloride ND g/Kg5.01.0 SM30607147/14/2006N/AN/ABromobenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/ABromochloromethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/ABromodichloromethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/ABromoform ND g/Kg5.01.0 SM30607147/14/2006N/AN/ABromomethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/ACarbon Disulfide ND g/Kg5.01.0 SM30607147/14/2006N/AN/ACarbon Tetrachloride ND g/Kg5.01.0 SM30607147/14/2006N/AN/AChlorobenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/AChloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/AChloroform ND g/Kg5.01.0 SM30607147/14/2006N/AN/AChloromethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:14 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-013 Sample ID: 06QC-10-1 Matrix: Solid Sample Date: 6/29/2006 2:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg5.01.0 SM30607147/14/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg5.01.0 SM30607147/14/2006N/AN/ACyclohexanone ND g/Kg401.0 SM30607147/14/2006N/AN/ADibromochloromethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/ADibromomethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/ADichlorodifluoromethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/ADiisopropyl Ether ND g/Kg5.01.0 SM30607147/14/2006N/AN/AEthyl Benzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/AFreon 113 ND g/Kg101.0 SM30607147/14/2006N/AN/AHexachlorobutadiene ND g/Kg5.01.0 SM30607147/14/2006N/AN/AIodomethane ND g/Kg401.0 SM30607147/14/2006N/AN/AIsopropanol ND g/Kg1001.0 SM30607147/14/2006N/AN/AIsopropylbenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/AMethyl-t-butyl Ether ND g/Kg5.01.0 SM30607147/14/2006N/AN/AMethylene Chloride ND g/Kg251.0 SM30607147/14/2006N/AN/An-Butylbenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/An-Propylbenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/ANaphthalene ND g/Kg5.01.0 SM30607147/14/2006N/AN/Ap-Isopropyltoluene ND g/Kg5.01.0 SM30607147/14/2006N/AN/APentachloroethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/Asec-Butylbenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/AStyrene ND g/Kg5.01.0 SM30607147/14/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg5.01.0 SM30607147/14/2006N/AN/Atert-Butanol (TBA) ND g/Kg401.0 SM30607147/14/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg5.01.0 SM30607147/14/2006N/AN/Atert-Butylbenzene ND g/Kg5.01.0 SM30607147/14/2006N/AN/ATetrachloroethene ND g/Kg5.01.0 SM30607147/14/2006N/AN/ATetrahydrofuran ND g/Kg401.0 SM30607147/14/2006N/AN/AToluene ND g/Kg5.01.0 SM30607147/14/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg5.01.0 SM30607147/14/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg5.01.0 SM30607147/14/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg401.0 SM30607147/14/2006N/AN/ATrichloroethene ND g/Kg5.01.0 SM30607147/14/2006N/AN/ATrichlorofluoromethane ND g/Kg5.01.0 SM30607147/14/2006N/AN/AVinyl Acetate ND g/Kg5.01.0 SM30607147/14/2006N/AN/AVinyl Chloride ND g/Kg5.01.0 SM30607147/14/2006N/AN/AXylenes, Total ND g/Kg101.0 SM30607147/14/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: MfelixSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 77.6 60 130-Dibromofluoromethane 83.6 60 130-Toluene-d8 89.8 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:15 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-013 Sample ID: 06QC-10-1 Matrix: Solid Sample Date: 6/29/2006 2:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.14 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 2.4 mg/Kg1.01.0 SM0607167/18/2006SM0607167/16/2006Arsenic 8.0 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 76 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium 11 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 180 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 35 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 170 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 11 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 2200 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver 1.5 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 44 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 360 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 8.1 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg1001.0 SM30607147/14/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: MfelixSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 80.8 60 130-Dibromofluoromethane 77.8 60 130-Toluene-d8 90.0 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:15 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-013 Sample ID: 06QC-10-1 Matrix: Solid Sample Date: 6/29/2006 2:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060715A7/18/2006 SD060715A42 mg/Kg Motor Oil. No Diesel pattern present.

7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 91.9 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:15 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-014 Sample ID: 06QC-12-1 Matrix: Solid Sample Date: 6/29/2006 3:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:15 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-014 Sample ID: 06QC-12-1 Matrix: Solid Sample Date: 6/29/2006 3:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A1,4-Dioxane ND g/Kg1700.83 SM60607137/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A2-Butanone (MEK) ND g/Kg330.83 SM60607137/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A2-Hexanone ND g/Kg330.83 SM60607137/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg330.83 SM60607137/13/2006N/AN/AAcetone ND g/Kg830.83 SM60607137/13/2006N/AN/AAcetonitrile ND g/Kg330.83 SM60607137/13/2006N/AN/AAcrolein ND g/Kg4.20.83 SM60607137/13/2006N/AN/AAcrylonitrile ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABenzyl Chloride ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromochloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromodichloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromoform ND g/Kg4.20.83 SM60607137/13/2006N/AN/ABromomethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ACarbon Disulfide ND g/Kg4.20.83 SM60607137/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChlorobenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChloroform ND g/Kg4.20.83 SM60607137/13/2006N/AN/AChloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:15 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-014 Sample ID: 06QC-12-1 Matrix: Solid Sample Date: 6/29/2006 3:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ACyclohexanone ND g/Kg330.83 SM60607137/13/2006N/AN/ADibromochloromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ADibromomethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/AEthyl Benzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AFreon 113 ND g/Kg8.30.83 SM60607137/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AIodomethane ND g/Kg330.83 SM60607137/13/2006N/AN/AIsopropanol ND g/Kg830.83 SM60607137/13/2006N/AN/AIsopropylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/AMethylene Chloride ND g/Kg210.83 SM60607137/13/2006N/AN/An-Butylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/An-Propylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ANaphthalene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/APentachloroethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/AStyrene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg330.83 SM60607137/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ATetrachloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ATetrahydrofuran ND g/Kg330.83 SM60607137/13/2006N/AN/AToluene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.20.83 SM60607137/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg330.83 SM60607137/13/2006N/AN/ATrichloroethene ND g/Kg4.20.83 SM60607137/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.20.83 SM60607137/13/2006N/AN/AVinyl Acetate ND g/Kg4.20.83 SM60607137/13/2006N/AN/AVinyl Chloride ND g/Kg4.20.83 SM60607137/13/2006N/AN/AXylenes, Total ND g/Kg8.30.83 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 73.5 60 130-Dibromofluoromethane 95.5 60 130-Toluene-d8 96.1 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:16 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-014 Sample ID: 06QC-12-1 Matrix: Solid Sample Date: 6/29/2006 3:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.15 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 7.2 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 190 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 44 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 17 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 41 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 10 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 56 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 41 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 55 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 6.4 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg830.83 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 76.7 60 130-Dibromofluoromethane 84.8 60 130-Toluene-d8 89.5 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:16 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-014 Sample ID: 06QC-12-1 Matrix: Solid Sample Date: 6/29/2006 3:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel 370 mg/Kg2510 SD060715A7/18/2006 SD060715AAtypical pattern (C12-C28).

7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 68.6 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:16 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-015 Sample ID: 06QC-12-5 Matrix: Solid Sample Date: 6/29/2006 3:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) ND mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:16 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-015 Sample ID: 06QC-12-5 Matrix: Solid Sample Date: 6/29/2006 3:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg18037 7/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg18037 7/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg18037 7/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg18037 7/13/2006N/AN/A1,1-Dichloroethane ND g/Kg18037 7/13/2006N/AN/A1,1-Dichloroethene ND g/Kg18037 7/13/2006N/AN/A1,1-Dichloropropene ND g/Kg18037 7/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg18037 7/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg18037 7/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg18037 7/13/2006N/AN/A1,2,4-Trimethylbenzene 200 g/Kg18037 7/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg18037 7/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg18037 7/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg18037 7/13/2006N/AN/A1,2-Dichloroethane ND g/Kg18037 7/13/2006N/AN/A1,2-Dichloropropane ND g/Kg18037 7/13/2006N/AN/A1,3,5-Trimethylbenzene 460 g/Kg18037 7/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg18037 7/13/2006N/AN/A1,3-Dichloropropane ND g/Kg18037 7/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg18037 7/13/2006N/AN/A1,4-Dioxane ND g/Kg740037 7/13/2006N/AN/A2,2-Dichloropropane ND g/Kg18037 7/13/2006N/AN/A2-Butanone (MEK) ND g/Kg150037 7/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg18037 7/13/2006N/AN/A2-Chlorotoluene ND g/Kg18037 7/13/2006N/AN/A2-Hexanone ND g/Kg150037 7/13/2006N/AN/A4-Chlorotoluene ND g/Kg18037 7/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg150037 7/13/2006N/AN/AAcetone ND g/Kg370037 7/13/2006N/AN/AAcetonitrile ND g/Kg150037 7/13/2006N/AN/AAcrolein ND g/Kg18037 7/13/2006N/AN/AAcrylonitrile ND g/Kg18037 7/13/2006N/AN/ABenzene ND g/Kg18037 7/13/2006N/AN/ABenzyl Chloride ND g/Kg18037 7/13/2006N/AN/ABromobenzene ND g/Kg18037 7/13/2006N/AN/ABromochloromethane ND g/Kg18037 7/13/2006N/AN/ABromodichloromethane ND g/Kg18037 7/13/2006N/AN/ABromoform ND g/Kg18037 7/13/2006N/AN/ABromomethane ND g/Kg18037 7/13/2006N/AN/ACarbon Disulfide ND g/Kg18037 7/13/2006N/AN/ACarbon Tetrachloride ND g/Kg18037 7/13/2006N/AN/AChlorobenzene ND g/Kg18037 7/13/2006N/AN/AChloroethane ND g/Kg18037 7/13/2006N/AN/AChloroform ND g/Kg18037 7/13/2006N/AN/AChloromethane ND g/Kg18037 7/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:16 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-015 Sample ID: 06QC-12-5 Matrix: Solid Sample Date: 6/29/2006 3:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg18037 7/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg18037 7/13/2006N/AN/ACyclohexanone ND g/Kg150037 7/13/2006N/AN/ADibromochloromethane ND g/Kg18037 7/13/2006N/AN/ADibromomethane ND g/Kg18037 7/13/2006N/AN/ADichlorodifluoromethane ND g/Kg18037 7/13/2006N/AN/ADiisopropyl Ether ND g/Kg18037 7/13/2006N/AN/AEthyl Benzene ND g/Kg18037 7/13/2006N/AN/AFreon 113 ND g/Kg37037 7/13/2006N/AN/AHexachlorobutadiene ND g/Kg18037 7/13/2006N/AN/AIodomethane ND g/Kg150037 7/13/2006N/AN/AIsopropanol ND g/Kg370037 7/13/2006N/AN/AIsopropylbenzene ND g/Kg18037 7/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg18037 7/13/2006N/AN/AMethylene Chloride ND g/Kg92037 7/13/2006N/AN/An-Butylbenzene ND g/Kg18037 7/13/2006N/AN/An-Propylbenzene ND g/Kg18037 7/13/2006N/AN/ANaphthalene ND g/Kg18037 7/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg18037 7/13/2006N/AN/APentachloroethane ND g/Kg18037 7/13/2006N/AN/Asec-Butylbenzene ND g/Kg18037 7/13/2006N/AN/AStyrene ND g/Kg18037 7/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg18037 7/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg150037 7/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg18037 7/13/2006N/AN/Atert-Butylbenzene ND g/Kg18037 7/13/2006N/AN/ATetrachloroethene ND g/Kg18037 7/13/2006N/AN/ATetrahydrofuran ND g/Kg150037 7/13/2006N/AN/AToluene ND g/Kg18037 7/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg18037 7/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg18037 7/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg150037 7/13/2006N/AN/ATrichloroethene ND g/Kg18037 7/13/2006N/AN/ATrichlorofluoromethane ND g/Kg18037 7/13/2006N/AN/AVinyl Acetate ND g/Kg18037 7/13/2006N/AN/AVinyl Chloride ND g/Kg18037 7/13/2006N/AN/AXylenes, Total 530 g/Kg37037 7/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 87.5 60 130-Dibromofluoromethane 81.6 60 130-Toluene-d8 94.6 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:17 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-015 Sample ID: 06QC-12-5 Matrix: Solid Sample Date: 6/29/2006 3:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.085 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 85 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 410 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 31 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 36 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 6.5 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 460 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 61 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 54 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 7.6 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline 56000 g/Kg370037 7/13/2006N/AAtypical pattern. No indication of gasoline.

N/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 91.4 60 130-Dibromofluoromethane 72.5 60 130-Toluene-d8 88.0 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:17 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-015 Sample ID: 06QC-12-5 Matrix: Solid Sample Date: 6/29/2006 3:20 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel 170 mg/Kg125.0 SD060715A7/17/2006 SD060715A110 mg/Kg Motor Oil.

7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 78.0 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:17 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-016 Sample ID: 06QC-11-1 Matrix: Solid Sample Date: 6/29/2006 3:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 0.35 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:17 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-016 Sample ID: 06QC-11-1 Matrix: Solid Sample Date: 6/29/2006 3:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A1,4-Dioxane ND g/Kg1700.84 SM60607137/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A2-Butanone (MEK) ND g/Kg340.84 SM60607137/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.20.84 SM60607137/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A2-Hexanone ND g/Kg340.84 SM60607137/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.20.84 SM60607137/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg340.84 SM60607137/13/2006N/AN/AAcetone ND g/Kg840.84 SM60607137/13/2006N/AN/AAcetonitrile ND g/Kg340.84 SM60607137/13/2006N/AN/AAcrolein ND g/Kg4.20.84 SM60607137/13/2006N/AN/AAcrylonitrile ND g/Kg4.20.84 SM60607137/13/2006N/AN/ABenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/ABenzyl Chloride ND g/Kg4.20.84 SM60607137/13/2006N/AN/ABromobenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/ABromochloromethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/ABromodichloromethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/ABromoform ND g/Kg4.20.84 SM60607137/13/2006N/AN/ABromomethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/ACarbon Disulfide ND g/Kg4.20.84 SM60607137/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.20.84 SM60607137/13/2006N/AN/AChlorobenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/AChloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/AChloroform ND g/Kg4.20.84 SM60607137/13/2006N/AN/AChloromethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:17 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-016 Sample ID: 06QC-11-1 Matrix: Solid Sample Date: 6/29/2006 3:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.20.84 SM60607137/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.20.84 SM60607137/13/2006N/AN/ACyclohexanone ND g/Kg340.84 SM60607137/13/2006N/AN/ADibromochloromethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/ADibromomethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.20.84 SM60607137/13/2006N/AN/AEthyl Benzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/AFreon 113 ND g/Kg8.40.84 SM60607137/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.20.84 SM60607137/13/2006N/AN/AIodomethane ND g/Kg340.84 SM60607137/13/2006N/AN/AIsopropanol ND g/Kg840.84 SM60607137/13/2006N/AN/AIsopropylbenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.20.84 SM60607137/13/2006N/AN/AMethylene Chloride ND g/Kg210.84 SM60607137/13/2006N/AN/An-Butylbenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/An-Propylbenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/ANaphthalene ND g/Kg4.20.84 SM60607137/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.20.84 SM60607137/13/2006N/AN/APentachloroethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/AStyrene ND g/Kg4.20.84 SM60607137/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.20.84 SM60607137/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg340.84 SM60607137/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.20.84 SM60607137/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.20.84 SM60607137/13/2006N/AN/ATetrachloroethene ND g/Kg4.20.84 SM60607137/13/2006N/AN/ATetrahydrofuran ND g/Kg340.84 SM60607137/13/2006N/AN/AToluene ND g/Kg4.20.84 SM60607137/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.20.84 SM60607137/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.20.84 SM60607137/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg340.84 SM60607137/13/2006N/AN/ATrichloroethene ND g/Kg4.20.84 SM60607137/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.20.84 SM60607137/13/2006N/AN/AVinyl Acetate ND g/Kg4.20.84 SM60607137/13/2006N/AN/AVinyl Chloride ND g/Kg4.20.84 SM60607137/13/2006N/AN/AXylenes, Total ND g/Kg8.40.84 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 74.8 60 130-Dibromofluoromethane 113 60 130-Toluene-d8 97.4 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:18 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-016 Sample ID: 06QC-11-1 Matrix: Solid Sample Date: 6/29/2006 3:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.19 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 1.9 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 8.9 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 150 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium 2.6 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 530 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 22 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 510 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 150 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 1500 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 47 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 350 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 8.1 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg840.84 SM60607137/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 78.1 60 130-Dibromofluoromethane 100 60 130-Toluene-d8 90.7 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:18 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-016 Sample ID: 06QC-11-1 Matrix: Solid Sample Date: 6/29/2006 3:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg12050 SD060715A7/18/2006 SD060715A930 mg/Kg Motor Oil. No Diesel pattern present.

7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 106 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:18 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-017 Sample ID: 06QC-09-5 Matrix: Solid Sample Date: 6/29/2006 3:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 11 mg/Kg1.010 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:18 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-017 Sample ID: 06QC-09-5 Matrix: Solid Sample Date: 6/29/2006 3:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A1,4-Dioxane ND g/Kg1800.88 SM60607127/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A2-Butanone (MEK) ND g/Kg350.88 SM60607127/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.40.88 SM60607127/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A2-Hexanone ND g/Kg350.88 SM60607127/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.40.88 SM60607127/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg350.88 SM60607127/13/2006N/AN/AAcetone ND g/Kg880.88 SM60607127/13/2006N/AN/AAcetonitrile ND g/Kg350.88 SM60607127/13/2006N/AN/AAcrolein ND g/Kg4.40.88 SM60607127/13/2006N/AN/AAcrylonitrile ND g/Kg4.40.88 SM60607127/13/2006N/AN/ABenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/ABenzyl Chloride ND g/Kg4.40.88 SM60607127/13/2006N/AN/ABromobenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/ABromochloromethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/ABromodichloromethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/ABromoform ND g/Kg4.40.88 SM60607127/13/2006N/AN/ABromomethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/ACarbon Disulfide ND g/Kg4.40.88 SM60607127/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.40.88 SM60607127/13/2006N/AN/AChlorobenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/AChloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/AChloroform ND g/Kg4.40.88 SM60607127/13/2006N/AN/AChloromethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:19 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-017 Sample ID: 06QC-09-5 Matrix: Solid Sample Date: 6/29/2006 3:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.40.88 SM60607127/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.40.88 SM60607127/13/2006N/AN/ACyclohexanone ND g/Kg350.88 SM60607127/13/2006N/AN/ADibromochloromethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/ADibromomethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.40.88 SM60607127/13/2006N/AN/AEthyl Benzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/AFreon 113 ND g/Kg8.80.88 SM60607127/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.40.88 SM60607127/13/2006N/AN/AIodomethane ND g/Kg350.88 SM60607127/13/2006N/AN/AIsopropanol ND g/Kg880.88 SM60607127/13/2006N/AN/AIsopropylbenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.40.88 SM60607127/13/2006N/AN/AMethylene Chloride ND g/Kg220.88 SM60607127/13/2006N/AN/An-Butylbenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/An-Propylbenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/ANaphthalene ND g/Kg4.40.88 SM60607127/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.40.88 SM60607127/13/2006N/AN/APentachloroethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/AStyrene ND g/Kg4.40.88 SM60607127/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.40.88 SM60607127/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg350.88 SM60607127/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.40.88 SM60607127/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.40.88 SM60607127/13/2006N/AN/ATetrachloroethene ND g/Kg4.40.88 SM60607127/13/2006N/AN/ATetrahydrofuran ND g/Kg350.88 SM60607127/13/2006N/AN/AToluene ND g/Kg4.40.88 SM60607127/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.40.88 SM60607127/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.40.88 SM60607127/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg350.88 SM60607127/13/2006N/AN/ATrichloroethene ND g/Kg4.40.88 SM60607127/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.40.88 SM60607127/13/2006N/AN/AVinyl Acetate ND g/Kg4.40.88 SM60607127/13/2006N/AN/AVinyl Chloride ND g/Kg4.40.88 SM60607127/13/2006N/AN/AXylenes, Total ND g/Kg8.80.88 SM60607127/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 91.0 60 130-Dibromofluoromethane 104 60 130-Toluene-d8 106 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:19 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-017 Sample ID: 06QC-09-5 Matrix: Solid Sample Date: 6/29/2006 3:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 0.24 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony 8.3 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 9.1 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 73 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium 5.4 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 2500 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 1400 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 100 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 5700 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 23 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 330 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 6.4 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg880.88 SM60607127/12/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 95.0 60 130-Dibromofluoromethane 92.6 60 130-Toluene-d8 98.2 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:19 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-017 Sample ID: 06QC-09-5 Matrix: Solid Sample Date: 6/29/2006 3:50 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060715A7/18/2006 SD060715A7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 76.4 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:19 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-018 Sample ID: 06UST-01-4 Matrix: Solid Sample Date: 6/29/2006 4:10 PM

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:19 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-018 Sample ID: 06UST-01-4 Matrix: Solid Sample Date: 6/29/2006 4:10 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A1,4-Dioxane ND g/Kg1600.79 SM60607127/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A2-Butanone (MEK) ND g/Kg320.79 SM60607127/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.00.79 SM60607127/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A2-Hexanone ND g/Kg320.79 SM60607127/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.00.79 SM60607127/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg320.79 SM60607127/13/2006N/AN/AAcetone ND g/Kg790.79 SM60607127/13/2006N/AN/AAcetonitrile ND g/Kg320.79 SM60607127/13/2006N/AN/AAcrolein ND g/Kg4.00.79 SM60607127/13/2006N/AN/AAcrylonitrile ND g/Kg4.00.79 SM60607127/13/2006N/AN/ABenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/ABenzyl Chloride ND g/Kg4.00.79 SM60607127/13/2006N/AN/ABromobenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/ABromochloromethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/ABromodichloromethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/ABromoform ND g/Kg4.00.79 SM60607127/13/2006N/AN/ABromomethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/ACarbon Disulfide ND g/Kg4.00.79 SM60607127/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.00.79 SM60607127/13/2006N/AN/AChlorobenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/AChloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/AChloroform ND g/Kg4.00.79 SM60607127/13/2006N/AN/AChloromethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:19 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-018 Sample ID: 06UST-01-4 Matrix: Solid Sample Date: 6/29/2006 4:10 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.00.79 SM60607127/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.00.79 SM60607127/13/2006N/AN/ACyclohexanone ND g/Kg320.79 SM60607127/13/2006N/AN/ADibromochloromethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/ADibromomethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.00.79 SM60607127/13/2006N/AN/AEthyl Benzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/AFreon 113 ND g/Kg7.90.79 SM60607127/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.00.79 SM60607127/13/2006N/AN/AIodomethane ND g/Kg320.79 SM60607127/13/2006N/AN/AIsopropanol ND g/Kg790.79 SM60607127/13/2006N/AN/AIsopropylbenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.00.79 SM60607127/13/2006N/AN/AMethylene Chloride ND g/Kg200.79 SM60607127/13/2006N/AN/An-Butylbenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/An-Propylbenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/ANaphthalene ND g/Kg4.00.79 SM60607127/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.00.79 SM60607127/13/2006N/AN/APentachloroethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/AStyrene ND g/Kg4.00.79 SM60607127/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.00.79 SM60607127/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg320.79 SM60607127/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.00.79 SM60607127/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.00.79 SM60607127/13/2006N/AN/ATetrachloroethene ND g/Kg4.00.79 SM60607127/13/2006N/AN/ATetrahydrofuran ND g/Kg320.79 SM60607127/13/2006N/AN/AToluene ND g/Kg4.00.79 SM60607127/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.00.79 SM60607127/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.00.79 SM60607127/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg320.79 SM60607127/13/2006N/AN/ATrichloroethene ND g/Kg4.00.79 SM60607127/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.00.79 SM60607127/13/2006N/AN/AVinyl Acetate ND g/Kg4.00.79 SM60607127/13/2006N/AN/AVinyl Chloride ND g/Kg4.00.79 SM60607127/13/2006N/AN/AXylenes, Total ND g/Kg7.90.79 SM60607127/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 89.5 60 130-Dibromofluoromethane 110 60 130-Toluene-d8 105 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:20 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-018 Sample ID: 06UST-01-4 Matrix: Solid Sample Date: 6/29/2006 4:10 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg790.79 SM60607127/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 93.5 60 130-Dibromofluoromethane 97.5 60 130-Toluene-d8 97.5 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060715B7/17/2006SD060715B7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 68.9 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:20 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-019 Sample ID: 06QC-09-1 Matrix: Solid Sample Date: 6/29/2006 3:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A

Chromium (VI) 1.0 mg/Kg0.101.0 SCR60607117/11/2006SCR60607117/11/2006

Reviewed by: JISIDERIO

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:20 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-019 Sample ID: 06QC-09-1 Matrix: Solid Sample Date: 6/29/2006 3:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

1,1,1,2-Tetrachloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,1,1-Trichloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,1,2-Trichloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,1-Dichloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,1-Dichloroethene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,1-Dichloropropene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2,3-Trichlorobenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2,3-Trichloropropane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2,4-Trichlorobenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2,4-Trimethylbenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2-Dibromoethane (EDB) ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2-Dichlorobenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2-Dichloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,2-Dichloropropane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,3,5-Trimethylbenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,3-Dichlorobenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,3-Dichloropropane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,4-Dichlorobenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A1,4-Dioxane ND g/Kg1600.80 SM60607127/13/2006N/AN/A2,2-Dichloropropane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A2-Butanone (MEK) ND g/Kg320.80 SM60607127/13/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/Kg4.00.80 SM60607127/13/2006N/AN/A2-Chlorotoluene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A2-Hexanone ND g/Kg320.80 SM60607127/13/2006N/AN/A4-Chlorotoluene ND g/Kg4.00.80 SM60607127/13/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/Kg320.80 SM60607127/13/2006N/AN/AAcetone ND g/Kg800.80 SM60607127/13/2006N/AN/AAcetonitrile ND g/Kg320.80 SM60607127/13/2006N/AN/AAcrolein ND g/Kg4.00.80 SM60607127/13/2006N/AN/AAcrylonitrile ND g/Kg4.00.80 SM60607127/13/2006N/AN/ABenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/ABenzyl Chloride ND g/Kg4.00.80 SM60607127/13/2006N/AN/ABromobenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/ABromochloromethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/ABromodichloromethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/ABromoform ND g/Kg4.00.80 SM60607127/13/2006N/AN/ABromomethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/ACarbon Disulfide ND g/Kg4.00.80 SM60607127/13/2006N/AN/ACarbon Tetrachloride ND g/Kg4.00.80 SM60607127/13/2006N/AN/AChlorobenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/AChloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/AChloroform ND g/Kg4.00.80 SM60607127/13/2006N/AN/AChloromethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:20 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-019 Sample ID: 06QC-09-1 Matrix: Solid Sample Date: 6/29/2006 3:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 8260B

cis-1,2-Dichloroethene ND g/Kg4.00.80 SM60607127/13/2006N/AN/Acis-1,3-Dichloropropene ND g/Kg4.00.80 SM60607127/13/2006N/AN/ACyclohexanone ND g/Kg320.80 SM60607127/13/2006N/AN/ADibromochloromethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/ADibromomethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/ADichlorodifluoromethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/ADiisopropyl Ether ND g/Kg4.00.80 SM60607127/13/2006N/AN/AEthyl Benzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/AFreon 113 ND g/Kg8.00.80 SM60607127/13/2006N/AN/AHexachlorobutadiene ND g/Kg4.00.80 SM60607127/13/2006N/AN/AIodomethane ND g/Kg320.80 SM60607127/13/2006N/AN/AIsopropanol ND g/Kg800.80 SM60607127/13/2006N/AN/AIsopropylbenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/AMethyl-t-butyl Ether ND g/Kg4.00.80 SM60607127/13/2006N/AN/AMethylene Chloride ND g/Kg200.80 SM60607127/13/2006N/AN/An-Butylbenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/An-Propylbenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/ANaphthalene ND g/Kg4.00.80 SM60607127/13/2006N/AN/Ap-Isopropyltoluene ND g/Kg4.00.80 SM60607127/13/2006N/AN/APentachloroethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/Asec-Butylbenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/AStyrene ND g/Kg4.00.80 SM60607127/13/2006N/AN/Atert-Amyl Methyl Ether ND g/Kg4.00.80 SM60607127/13/2006N/AN/Atert-Butanol (TBA) ND g/Kg320.80 SM60607127/13/2006N/AN/Atert-Butyl Ethyl Ether ND g/Kg4.00.80 SM60607127/13/2006N/AN/Atert-Butylbenzene ND g/Kg4.00.80 SM60607127/13/2006N/AN/ATetrachloroethene ND g/Kg4.00.80 SM60607127/13/2006N/AN/ATetrahydrofuran ND g/Kg320.80 SM60607127/13/2006N/AN/AToluene ND g/Kg4.00.80 SM60607127/13/2006N/AN/Atrans-1,2-Dichloroethene ND g/Kg4.00.80 SM60607127/13/2006N/AN/Atrans-1,3-Dichloropropene ND g/Kg4.00.80 SM60607127/13/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/Kg320.80 SM60607127/13/2006N/AN/ATrichloroethene ND g/Kg4.00.80 SM60607127/13/2006N/AN/ATrichlorofluoromethane ND g/Kg4.00.80 SM60607127/13/2006N/AN/AVinyl Acetate ND g/Kg4.00.80 SM60607127/13/2006N/AN/AVinyl Chloride ND g/Kg4.00.80 SM60607127/13/2006N/AN/AXylenes, Total ND g/Kg8.00.80 SM60607127/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 85.8 60 130-Dibromofluoromethane 111 60 130-Toluene-d8 107 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:20 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-019 Sample ID: 06QC-09-1 Matrix: Solid Sample Date: 6/29/2006 3:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7471B / EPA 245.5 Mercury

Mercury 1.6 mg/Kg0.0501.0 SHG060718A7/18/2006SHG060718A7/18/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 6010B Metals by ICP

Antimony ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Arsenic 13 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Barium 82 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Beryllium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cadmium ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Chromium 110 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Cobalt 23 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Copper 81 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Lead 52 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Molybdenum ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Nickel 62 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Selenium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Silver ND mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Thallium ND mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006Vanadium 83 mg/Kg1.01.0 SM0607167/17/2006SM0607167/16/2006Zinc 100 mg/Kg2.01.0 SM0607167/17/2006SM0607167/16/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9045D

pH 6.5 pH Units1.01.0 SPH0607057/5/2006SPH0607057/5/2006

Reviewed by: HDINH

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/Kg800.80 SM60607127/13/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: AtamSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 89.6 60 130-Dibromofluoromethane 98.4 60 130-Toluene-d8 99.2 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:21 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-019 Sample ID: 06QC-09-1 Matrix: Solid Sample Date: 6/29/2006 3:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 8015B

TPH as Diesel ND mg/Kg2.51.0 SD060715B7/18/2006SD060715B55 mg/Kg Motor Oil. No Diesel pattern present.

7/15/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 89.9 41 137-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:21 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-020 Sample ID: Equip-1 Matrix: Liquid Sample Date: 6/29/2006 2:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60606306/30/2006N/AN/A

Reviewed by: JISIDERIO

Analyzed by: RLazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchCyanide, Total: EPA 9010C/9014 for Groundwater and Water - EPA 335.2 for Wastewater

Cyanide, total ND mg/L0.0201.0 WCN0607057/5/2006WCN0607057/5/2006

Reviewed by: hdinh

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:21 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-020 Sample ID: Equip-1 Matrix: Liquid Sample Date: 6/29/2006 2:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM20607117/12/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM20607117/12/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM20607117/12/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM20607117/12/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM20607117/12/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM20607117/12/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM20607117/12/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM20607117/12/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM20607117/12/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM20607117/12/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM20607117/12/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM20607117/12/2006N/AN/A1,4-Dioxane ND g/L501.0 WM20607117/12/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM20607117/12/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM20607117/12/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM20607117/12/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM20607117/12/2006N/AN/A2-Hexanone ND g/L201.0 WM20607117/12/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM20607117/12/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM20607117/12/2006N/AN/AAcetone ND g/L201.0 WM20607117/12/2006N/AN/AAcetonitrile ND g/L5.01.0 WM20607117/12/2006N/AN/AAcrolein ND g/L5.01.0 WM20607117/12/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM20607117/12/2006N/AN/ABenzene ND g/L0.501.0 WM20607117/12/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM20607117/12/2006N/AN/ABromobenzene ND g/L0.501.0 WM20607117/12/2006N/AN/ABromochloromethane ND g/L0.501.0 WM20607117/12/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM20607117/12/2006N/AN/ABromoform ND g/L0.501.0 WM20607117/12/2006N/AN/ABromomethane ND g/L0.501.0 WM20607117/12/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM20607117/12/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM20607117/12/2006N/AN/AChlorobenzene ND g/L0.501.0 WM20607117/12/2006N/AN/AChloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/AChloroform ND g/L0.501.0 WM20607117/12/2006N/AN/AChloromethane ND g/L0.501.0 WM20607117/12/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:21 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-020 Sample ID: Equip-1 Matrix: Liquid Sample Date: 6/29/2006 2:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM20607117/12/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM20607117/12/2006N/AN/ACyclohexanone ND g/L201.0 WM20607117/12/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM20607117/12/2006N/AN/ADibromomethane ND g/L0.501.0 WM20607117/12/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM20607117/12/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM20607117/12/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM20607117/12/2006N/AN/AFreon 113 ND g/L5.01.0 WM20607117/12/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM20607117/12/2006N/AN/AIodomethane ND g/L5.01.0 WM20607117/12/2006N/AN/AIsopropanol ND g/L201.0 WM20607117/12/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM20607117/12/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM20607117/12/2006N/AN/AMethylene Chloride ND g/L201.0 WM20607117/12/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM20607117/12/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM20607117/12/2006N/AN/ANaphthalene ND g/L5.01.0 WM20607117/12/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM20607117/12/2006N/AN/APentachloroethane ND g/L0.501.0 WM20607117/12/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM20607117/12/2006N/AN/AStyrene ND g/L0.501.0 WM20607117/12/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM20607117/12/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM20607117/12/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM20607117/12/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM20607117/12/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM20607117/12/2006N/AN/ATetrahydrofuran ND g/L201.0 WM20607117/12/2006N/AN/AToluene ND g/L0.501.0 WM20607117/12/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM20607117/12/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM20607117/12/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM20607117/12/2006N/AN/ATrichloroethene ND g/L0.501.0 WM20607117/12/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM20607117/12/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM20607117/12/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM20607117/12/2006N/AN/AXylenes, Total ND g/L0.501.0 WM20607117/12/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 94.9 60 130-Dibromofluoromethane 110 60 130-Toluene-d8 77.4 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:21 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-020 Sample ID: Equip-1 Matrix: Liquid Sample Date: 6/29/2006 2:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Mercury for Water and Groundwater / EPA 245.1 Mercury for Wastewater

Mercury ND mg/L0.00021.0 WHG0607077/7/2006WHG0607077/7/2006

Reviewed by: JISIDERIO

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchICP Metals: EPA 3010A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM0606306/30/2006WM0606306/30/2006Arsenic ND mg/L0.0101.0 WM0606306/30/2006WM0606306/30/2006Barium ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Beryllium ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Cadmium ND mg/L0.00201.0 WM0606306/30/2006WM0606306/30/2006Chromium ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Cobalt ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Copper ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Lead ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Molybdenum ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Nickel ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Selenium ND mg/L0.0201.0 WM0606306/30/2006WM0606306/30/2006Silver ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Thallium ND mg/L0.0201.0 WM0606306/30/2006WM0606306/30/2006Vanadium ND mg/L0.00501.0 WM0606306/30/2006WM0606306/30/2006Zinc ND mg/L0.0101.0 WM0606306/30/2006WM0606306/30/2006

Reviewed by: EQUEJA

Analyzed by: Hdinh

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchpH - EPA 9040C for Groundwater and Water - EPA 150.1 for Wastewater

pH 6.7 pH Units1.01.0 WPH0606306/30/2006N/AN/A

Reviewed by: RLAZARO

Analyzed by: Jisiderio

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM20607117/12/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 108 60 130-Dibromofluoromethane 99.8 60 130-Toluene-d8 76.2 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:22 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 06/30/2006

Project Number: 285.002.01

Lab # : 50220-020 Sample ID: Equip-1 Matrix: Liquid Sample Date: 6/29/2006 2:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L501.0 WD060714A7/16/2006WD060714A7/14/2006

Reviewed by: dba

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 52.0 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:58:22 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

ParameterSample Result

Replicate Result QC TypeRPD

RPD LimitsUnits

Validated by: HDINH - 07/06/06QC/Prep Batch ID: SPH060705QC/Prep Date: 7/5/2006

Replicate - Solid - pH - EPA 9045D

Replicate6.461 6.454 0.1 30.0pH 50220-019 pH Units

ParameterSample Result

Replicate Result QC TypeRPD

RPD LimitsUnits

Validated by: RLAZARO - 07/05/06QC Batch ID: WPH060630QC Batch Analysis Date: 6/30/2006

Replicate - Liquid - pH - EPA 9040C for Groundwater and Water - EPA 150.1 for Wastewater

Replicate6.670 6.641 0.4 25.0pH 50220-020 pH Units

QC-Replicate - ECunniffe - 7/19/2006 6:58:47 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: dba - 07/17/06QC/Prep Batch ID: SD060713BQC/Prep Date: 7/13/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - TPH-Extractable: EPA 8015B

TPH as Diesel ND 1 mg/Kg2.5

Surrogate for Blank % Recovery Control Limitso-Terphenyl 84.9 41 137-

Reviewed by: dba - 07/17/06QC Batch ID: SD060713BQC/Prep Date: 7/13/2006

LCS / LCSD - Solid - TPH-Extractable: EPA 8015B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<2.5 50 49.9TPH as Diesel 45 - 14099.8mg/Kg<10 50 43.0TPH as Motor Oil 45 - 14086.0mg/Kg

Surrogate % Recovery Control Limitso-Terphenyl 87.4 41 137-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<2.5 50 48.9 30.0TPH as Diesel 45 - 1402.097.8mg/Kg<10 50 43.5 30.0TPH as Motor Oil 45 - 1401.287.0mg/Kg

Surrogate % Recovery Control Limitso-Terphenyl 88.9 41 137-

QCReport - ECunniffe - 7/19/2006 6:53:25 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: dba - 07/17/06QC/Prep Batch ID: SD060715AQC/Prep Date: 7/15/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - TPH-Extractable: EPA 8015B

TPH as Diesel ND 1 mg/Kg2.5

Surrogate for Blank % Recovery Control Limitso-Terphenyl 61.7 41 137-

Reviewed by: dba - 07/17/06Prep/QC Batch ID: SD060715A /SD060715AQC/Prep Date: 7/15/2006

LCS / LCSD - Solid - TPH-Extractable: EPA 8015B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<2.5 50 36.4TPH as Diesel 45 - 14072.8mg/Kg<10 50 33.5TPH as Motor Oil 45 - 14067.0mg/Kg

Surrogate % Recovery Control Limitso-Terphenyl 70.6 41 137-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<2.5 50 36.0 30.0TPH as Diesel 45 - 1401.172.0mg/Kg<10 50 34.9 30.0TPH as Motor Oil 45 - 1404.169.8mg/Kg

Surrogate % Recovery Control Limitso-Terphenyl 71.3 41 137-

Reviewed by: ECunniffe - 07/18/06QC/Prep Batch ID: SD060715AQC/Prep Date: 7/15/2006

MS / MSD - Solid - TPH-Extractable: EPA 8015B

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50415-005MS

ND 50 42.3TPH as Diesel 45 - 1407/16/2006mg/Kg 84.6

Surrogate % Recovery Control Limitso-Terphenyl 69.4 41 137-

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50415-005

RPD RPD Limits

MSD

ND 50 40.9 30.0TPH as Diesel 45 - 1407/16/2006mg/Kg 3.481.8

Surrogate % Recovery Control Limitso-Terphenyl 72.2 41 137-

QCReport - ECunniffe - 7/19/2006 6:53:38 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: ECunniffe - 07/18/06QC/Prep Batch ID: SD060715BQC/Prep Date: 7/15/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - TPH-Extractable: EPA 8015B

TPH as Diesel ND 1 mg/Kg2.5

Surrogate for Blank % Recovery Control Limitso-Terphenyl 71.6 41 137-

Reviewed by: ECunniffe - 07/18/06QC Batch ID: SD060715BQC/Prep Date: 7/15/2006

LCS / LCSD - Solid - TPH-Extractable: EPA 8015B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<2.5 50 41.1TPH as Diesel 45 - 14082.2mg/Kg<10 50 33.7TPH as Motor Oil 45 - 14067.4mg/Kg

Surrogate % Recovery Control Limitso-Terphenyl 74.3 41 137-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<2.5 50 36.7 30.0TPH as Diesel 45 - 1401173.4mg/Kg<10 50 33.5 30.0TPH as Motor Oil 45 - 1400.6067.0mg/Kg

Surrogate % Recovery Control Limitso-Terphenyl 72.7 41 137-

QCReport - ECunniffe - 7/19/2006 6:53:52 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: dba - 07/17/06QC/Prep Batch ID: WD060714AQC/Prep Date: 7/14/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND 1 g/L50

Surrogate for Blank % Recovery Control Limitso-Terphenyl 51.8 22 133-

Reviewed by: dba - 07/17/06QC Batch ID: WD060714AQC/Prep Date: 7/14/2006

LCS / LCSD - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<50 1000 574TPH as Diesel 40 - 13857.4g/L<200 1000 729TPH as Motor Oil 40 - 13872.9g/L

Surrogate % Recovery Control Limitso-Terphenyl 68.1 22 133-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<50 1000 716 25.0TPH as Diesel 40 - 1382271.6g/L<200 1000 761 25.0TPH as Motor Oil 40 - 1384.276.1g/L

Surrogate % Recovery Control Limitso-Terphenyl 76.2 22 133-

QCReport - ECunniffe - 7/19/2006 6:54:03 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/14/06QC Batch ID: SM3060714QC Batch Analysis Date: 7/14/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 g/Kg5.01,1,1-Trichloroethane ND 1 g/Kg5.01,1,2,2-Tetrachloroethane ND 1 g/Kg5.01,1,2-Trichloroethane ND 1 g/Kg5.01,1-Dichloroethane ND 1 g/Kg5.01,1-Dichloroethene ND 1 g/Kg5.01,1-Dichloropropene ND 1 g/Kg5.01,2,3-Trichlorobenzene ND 1 g/Kg5.01,2,3-Trichloropropane ND 1 g/Kg5.01,2,4-Trichlorobenzene ND 1 g/Kg5.01,2,4-Trimethylbenzene ND 1 g/Kg5.01,2-Dibromo-3-Chloropropane ND 1 g/Kg5.01,2-Dibromoethane (EDB) ND 1 g/Kg5.01,2-Dichlorobenzene ND 1 g/Kg5.01,2-Dichloroethane ND 1 g/Kg5.01,2-Dichloropropane ND 1 g/Kg5.01,3,5-Trimethylbenzene ND 1 g/Kg5.01,3-Dichlorobenzene ND 1 g/Kg5.01,3-Dichloropropane ND 1 g/Kg5.01,4-Dichlorobenzene ND 1 g/Kg5.01,4-Dioxane ND 1 g/Kg2002,2-Dichloropropane ND 1 g/Kg5.02-Butanone (MEK) ND 1 g/Kg402-Chloroethyl-vinyl Ether ND 1 g/Kg5.02-Chlorotoluene ND 1 g/Kg5.02-Hexanone ND 1 g/Kg404-Chlorotoluene ND 1 g/Kg5.04-Methyl-2-Pentanone(MIBK) ND 1 g/Kg40Acetone ND 1 g/Kg100Acetonitrile ND 1 g/Kg40Acrolein ND 1 g/Kg5.0Acrylonitrile ND 1 g/Kg5.0Benzene ND 1 g/Kg5.0Benzyl Chloride ND 1 g/Kg5.0Bromobenzene ND 1 g/Kg5.0Bromochloromethane ND 1 g/Kg5.0Bromodichloromethane ND 1 g/Kg5.0Bromoform ND 1 g/Kg5.0Bromomethane ND 1 g/Kg5.0Carbon Disulfide ND 1 g/Kg5.0Carbon Tetrachloride ND 1 g/Kg5.0Chlorobenzene ND 1 g/Kg5.0Chloroethane ND 1 g/Kg5.0Chloroform ND 1 g/Kg5.0Chloromethane ND 1 g/Kg5.0cis-1,2-Dichloroethene ND 1 g/Kg5.0cis-1,3-Dichloropropene ND 1 g/Kg5.0Cyclohexanone ND 1 g/Kg40Dibromochloromethane ND 1 g/Kg5.0Dibromomethane ND 1 g/Kg5.0

QCReport - ECunniffe - 7/19/2006 7:05:30 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/14/06QC Batch ID: SM3060714QC Batch Analysis Date: 7/14/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - EPA 8260B

Dichlorodifluoromethane ND 1 g/Kg5.0Diisopropyl Ether ND 1 g/Kg5.0Ethyl Benzene ND 1 g/Kg5.0Freon 113 ND 1 g/Kg10Hexachlorobutadiene ND 1 g/Kg5.0Iodomethane ND 1 g/Kg40Isopropanol ND 1 g/Kg100Isopropylbenzene ND 1 g/Kg5.0Methylene Chloride ND 1 g/Kg25Methyl-t-butyl Ether ND 1 g/Kg5.0Naphthalene ND 1 g/Kg5.0n-Butylbenzene ND 1 g/Kg5.0n-Propylbenzene ND 1 g/Kg5.0Pentachloroethane ND 1 g/Kg5.0p-Isopropyltoluene ND 1 g/Kg5.0sec-Butylbenzene ND 1 g/Kg5.0Styrene ND 1 g/Kg5.0tert-Amyl Methyl Ether ND 1 g/Kg5.0tert-Butanol (TBA) ND 1 g/Kg40tert-Butyl Ethyl Ether ND 1 g/Kg5.0tert-Butylbenzene ND 1 g/Kg5.0Tetrachloroethene ND 1 g/Kg5.0Tetrahydrofuran ND 1 g/Kg40Toluene ND 1 g/Kg5.0trans-1,2-Dichloroethene ND 1 g/Kg5.0trans-1,3-Dichloropropene ND 1 g/Kg5.0trans-1,4-Dichloro-2-butene ND 1 g/Kg40Trichloroethene ND 1 g/Kg5.0Trichlorofluoromethane ND 1 g/Kg5.0Vinyl Acetate ND 1 g/Kg5.0Vinyl Chloride ND 1 g/Kg5.0Xylenes, Total ND 1 g/Kg10

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 92.1 60 130-Dibromofluoromethane 89.4 60 130-Toluene-d8 92.7 60 130-

Validated by: MaiChiTu - 07/14/06QC Batch ID: SM3060714QC Batch Analysis Date: 7/14/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/Kg100

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 94.8 60 130-Dibromofluoromethane 83.1 60 130-Toluene-d8 91.8 60 130-

QCReport - ECunniffe - 7/19/2006 7:05:32 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/14/06QC Batch ID: SM3060714QC Batch ID Analysis Date: 7/14/2006

LCS / LCSD - Solid - EPA 8260B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<5.0 40 33.81,1-Dichloroethene 70 - 13584.5g/Kg<5.0 40 41.5Benzene 70 - 135104g/Kg<5.0 40 44.5Chlorobenzene 70 - 135111g/Kg<5.0 40 30.5Methyl-t-butyl Ether 70 - 13576.2g/Kg<5.0 40 41.1Toluene 70 - 135103g/Kg<5.0 40 45.8Trichloroethene 70 - 135114g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 97.5 60 130-Dibromofluoromethane 96.7 60 130-Toluene-d8 93.6 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<5.0 40 39.3 30.01,1-Dichloroethene 70 - 1351598.2g/Kg<5.0 40 46.3 30.0Benzene 70 - 13511116g/Kg<5.0 40 44.7 30.0Chlorobenzene 70 - 1350.45112g/Kg<5.0 40 32.2 30.0Methyl-t-butyl Ether 70 - 1355.480.5g/Kg<5.0 40 46.2 30.0Toluene 70 - 13512116g/Kg<5.0 40 43.1 30.0Trichloroethene 70 - 1356.1108g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 93.7 60 130-Dibromofluoromethane 96.1 60 130-Toluene-d8 96.7 60 130-

Reviewed by: MaiChiTu - 07/14/06QC Batch ID: SM3060714QC Batch ID Analysis Date: 7/14/2006

LCS / LCSD - Solid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<100 250 203TPH as Gasoline 70 - 13081.2g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 99.0 60 130-Dibromofluoromethane 86.3 60 130-Toluene-d8 93.9 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<100 250 185 30.0TPH as Gasoline 70 - 1309.374.0g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 97.7 60 130-Dibromofluoromethane 85.8 60 130-Toluene-d8 96.2 60 130-

QCReport - ECunniffe - 7/19/2006 7:06:06 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/13/06QC Batch ID: SM6060712QC Batch Analysis Date: 7/12/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 g/Kg5.01,1,1-Trichloroethane ND 1 g/Kg5.01,1,2,2-Tetrachloroethane ND 1 g/Kg5.01,1,2-Trichloroethane ND 1 g/Kg5.01,1-Dichloroethane ND 1 g/Kg5.01,1-Dichloroethene ND 1 g/Kg5.01,1-Dichloropropene ND 1 g/Kg5.01,2,3-Trichlorobenzene ND 1 g/Kg5.01,2,3-Trichloropropane ND 1 g/Kg5.01,2,4-Trichlorobenzene ND 1 g/Kg5.01,2,4-Trimethylbenzene ND 1 g/Kg5.01,2-Dibromo-3-Chloropropane ND 1 g/Kg5.01,2-Dibromoethane (EDB) ND 1 g/Kg5.01,2-Dichlorobenzene ND 1 g/Kg5.01,2-Dichloroethane ND 1 g/Kg5.01,2-Dichloropropane ND 1 g/Kg5.01,3,5-Trimethylbenzene ND 1 g/Kg5.01,3-Dichlorobenzene ND 1 g/Kg5.01,3-Dichloropropane ND 1 g/Kg5.01,4-Dichlorobenzene ND 1 g/Kg5.01,4-Dioxane ND 1 g/Kg2002,2-Dichloropropane ND 1 g/Kg5.02-Butanone (MEK) ND 1 g/Kg402-Chloroethyl-vinyl Ether ND 1 g/Kg5.02-Chlorotoluene ND 1 g/Kg5.02-Hexanone ND 1 g/Kg404-Chlorotoluene ND 1 g/Kg5.04-Methyl-2-Pentanone(MIBK) ND 1 g/Kg40Acetone ND 1 g/Kg100Acetonitrile ND 1 g/Kg40Acrolein ND 1 g/Kg5.0Acrylonitrile ND 1 g/Kg5.0Benzene ND 1 g/Kg5.0Benzyl Chloride ND 1 g/Kg5.0Bromobenzene ND 1 g/Kg5.0Bromochloromethane ND 1 g/Kg5.0Bromodichloromethane ND 1 g/Kg5.0Bromoform ND 1 g/Kg5.0Bromomethane ND 1 g/Kg5.0Carbon Disulfide ND 1 g/Kg5.0Carbon Tetrachloride ND 1 g/Kg5.0Chlorobenzene ND 1 g/Kg5.0Chloroethane ND 1 g/Kg5.0Chloroform ND 1 g/Kg5.0Chloromethane ND 1 g/Kg5.0cis-1,2-Dichloroethene ND 1 g/Kg5.0cis-1,3-Dichloropropene ND 1 g/Kg5.0Cyclohexanone ND 1 g/Kg40Dibromochloromethane ND 1 g/Kg5.0Dibromomethane ND 1 g/Kg5.0

QCReport - ECunniffe - 7/19/2006 7:05:34 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/13/06QC Batch ID: SM6060712QC Batch Analysis Date: 7/12/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - EPA 8260B

Dichlorodifluoromethane ND 1 g/Kg5.0Diisopropyl Ether ND 1 g/Kg5.0Ethyl Benzene ND 1 g/Kg5.0Freon 113 ND 1 g/Kg10Hexachlorobutadiene ND 1 g/Kg5.0Iodomethane ND 1 g/Kg40Isopropanol ND 1 g/Kg100Isopropylbenzene ND 1 g/Kg5.0Methylene Chloride ND 1 g/Kg25Methyl-t-butyl Ether ND 1 g/Kg5.0Naphthalene ND 1 g/Kg5.0n-Butylbenzene ND 1 g/Kg5.0n-Propylbenzene ND 1 g/Kg5.0Pentachloroethane ND 1 g/Kg5.0p-Isopropyltoluene ND 1 g/Kg5.0sec-Butylbenzene ND 1 g/Kg5.0Styrene ND 1 g/Kg5.0tert-Amyl Methyl Ether ND 1 g/Kg5.0tert-Butanol (TBA) ND 1 g/Kg40tert-Butyl Ethyl Ether ND 1 g/Kg5.0tert-Butylbenzene ND 1 g/Kg5.0Tetrachloroethene ND 1 g/Kg5.0Tetrahydrofuran ND 1 g/Kg40Toluene ND 1 g/Kg5.0trans-1,2-Dichloroethene ND 1 g/Kg5.0trans-1,3-Dichloropropene ND 1 g/Kg5.0trans-1,4-Dichloro-2-butene ND 1 g/Kg40Trichloroethene ND 1 g/Kg5.0Trichlorofluoromethane ND 1 g/Kg5.0Vinyl Acetate ND 1 g/Kg5.0Vinyl Chloride ND 1 g/Kg5.0Xylenes, Total ND 1 g/Kg10

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 87.0 60 130-Dibromofluoromethane 121 60 130-Toluene-d8 105 60 130-

Validated by: MaiChiTu - 07/12/06QC Batch ID: SM6060712QC Batch Analysis Date: 7/12/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/Kg100

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 90.8 60 130-Dibromofluoromethane 108 60 130-Toluene-d8 98.1 60 130-

QCReport - ECunniffe - 7/19/2006 7:05:35 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/13/06QC Batch ID: SM6060712QC Batch ID Analysis Date: 7/12/2006

LCS / LCSD - Solid - EPA 8260B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<5.0 40 34.31,1-Dichloroethene 70 - 13585.8g/Kg<5.0 40 39.5Benzene 70 - 13598.8g/Kg<5.0 40 40.9Chlorobenzene 70 - 135102g/Kg<5.0 40 34.6Methyl-t-butyl Ether 70 - 13586.5g/Kg<5.0 40 39.4Toluene 70 - 13598.5g/Kg<5.0 40 43.7Trichloroethene 70 - 135109g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 114.0 60 130-Dibromofluoromethane 114.0 60 130-Toluene-d8 89.8 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<5.0 40 31.5 30.01,1-Dichloroethene 70 - 1358.578.8g/Kg<5.0 40 39.9 30.0Benzene 70 - 1351.099.8g/Kg<5.0 40 40.3 30.0Chlorobenzene 70 - 1351.5101g/Kg<5.0 40 31.2 30.0Methyl-t-butyl Ether 70 - 1351078.0g/Kg<5.0 40 37.0 30.0Toluene 70 - 1356.392.5g/Kg<5.0 40 42.9 30.0Trichloroethene 70 - 1351.8107g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 111.0 60 130-Dibromofluoromethane 112.0 60 130-Toluene-d8 104.0 60 130-

Reviewed by: MaiChiTu - 07/12/06QC Batch ID: SM6060712QC Batch ID Analysis Date: 7/12/2006

LCS / LCSD - Solid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<100 250 223TPH as Gasoline 70 - 13089.2g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 99.0 60 130-Dibromofluoromethane 110.0 60 130-Toluene-d8 91.2 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<100 250 205 30.0TPH as Gasoline 70 - 1308.482.0g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 94.9 60 130-Dibromofluoromethane 115.0 60 130-Toluene-d8 96.8 60 130-

QCReport - ECunniffe - 7/19/2006 7:06:09 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/13/06QC Batch ID: SM6060713QC Batch Analysis Date: 7/13/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 g/Kg5.01,1,1-Trichloroethane ND 1 g/Kg5.01,1,2,2-Tetrachloroethane ND 1 g/Kg5.01,1,2-Trichloroethane ND 1 g/Kg5.01,1-Dichloroethane ND 1 g/Kg5.01,1-Dichloroethene ND 1 g/Kg5.01,1-Dichloropropene ND 1 g/Kg5.01,2,3-Trichlorobenzene ND 1 g/Kg5.01,2,3-Trichloropropane ND 1 g/Kg5.01,2,4-Trichlorobenzene ND 1 g/Kg5.01,2,4-Trimethylbenzene ND 1 g/Kg5.01,2-Dibromo-3-Chloropropane ND 1 g/Kg5.01,2-Dibromoethane (EDB) ND 1 g/Kg5.01,2-Dichlorobenzene ND 1 g/Kg5.01,2-Dichloroethane ND 1 g/Kg5.01,2-Dichloropropane ND 1 g/Kg5.01,3,5-Trimethylbenzene ND 1 g/Kg5.01,3-Dichlorobenzene ND 1 g/Kg5.01,3-Dichloropropane ND 1 g/Kg5.01,4-Dichlorobenzene ND 1 g/Kg5.01,4-Dioxane ND 1 g/Kg2002,2-Dichloropropane ND 1 g/Kg5.02-Butanone (MEK) ND 1 g/Kg402-Chloroethyl-vinyl Ether ND 1 g/Kg5.02-Chlorotoluene ND 1 g/Kg5.02-Hexanone ND 1 g/Kg404-Chlorotoluene ND 1 g/Kg5.04-Methyl-2-Pentanone(MIBK) ND 1 g/Kg40Acetone ND 1 g/Kg100Acetonitrile ND 1 g/Kg40Acrolein ND 1 g/Kg5.0Acrylonitrile ND 1 g/Kg5.0Benzene ND 1 g/Kg5.0Benzyl Chloride ND 1 g/Kg5.0Bromobenzene ND 1 g/Kg5.0Bromochloromethane ND 1 g/Kg5.0Bromodichloromethane ND 1 g/Kg5.0Bromoform ND 1 g/Kg5.0Bromomethane ND 1 g/Kg5.0Carbon Disulfide ND 1 g/Kg5.0Carbon Tetrachloride ND 1 g/Kg5.0Chlorobenzene ND 1 g/Kg5.0Chloroethane ND 1 g/Kg5.0Chloroform ND 1 g/Kg5.0Chloromethane ND 1 g/Kg5.0cis-1,2-Dichloroethene ND 1 g/Kg5.0cis-1,3-Dichloropropene ND 1 g/Kg5.0Cyclohexanone ND 1 g/Kg40Dibromochloromethane ND 1 g/Kg5.0Dibromomethane ND 1 g/Kg5.0

QCReport - ECunniffe - 7/19/2006 7:05:36 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/13/06QC Batch ID: SM6060713QC Batch Analysis Date: 7/13/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - EPA 8260B

Dichlorodifluoromethane ND 1 g/Kg5.0Diisopropyl Ether ND 1 g/Kg5.0Ethyl Benzene ND 1 g/Kg5.0Freon 113 ND 1 g/Kg10Hexachlorobutadiene ND 1 g/Kg5.0Iodomethane ND 1 g/Kg40Isopropanol ND 1 g/Kg100Isopropylbenzene ND 1 g/Kg5.0Methylene Chloride ND 1 g/Kg25Methyl-t-butyl Ether ND 1 g/Kg5.0Naphthalene ND 1 g/Kg5.0n-Butylbenzene ND 1 g/Kg5.0n-Propylbenzene ND 1 g/Kg5.0Pentachloroethane ND 1 g/Kg5.0p-Isopropyltoluene ND 1 g/Kg5.0sec-Butylbenzene ND 1 g/Kg5.0Styrene ND 1 g/Kg5.0tert-Amyl Methyl Ether ND 1 g/Kg5.0tert-Butanol (TBA) ND 1 g/Kg40tert-Butyl Ethyl Ether ND 1 g/Kg5.0tert-Butylbenzene ND 1 g/Kg5.0Tetrachloroethene ND 1 g/Kg5.0Tetrahydrofuran ND 1 g/Kg40Toluene ND 1 g/Kg5.0trans-1,2-Dichloroethene ND 1 g/Kg5.0trans-1,3-Dichloropropene ND 1 g/Kg5.0trans-1,4-Dichloro-2-butene ND 1 g/Kg40Trichloroethene ND 1 g/Kg5.0Trichlorofluoromethane ND 1 g/Kg5.0Vinyl Acetate ND 1 g/Kg5.0Vinyl Chloride ND 1 g/Kg5.0Xylenes, Total ND 1 g/Kg10

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 77.6 60 130-Dibromofluoromethane 95.0 60 130-Toluene-d8 95.4 60 130-

Validated by: MaiChiTu - 07/13/06QC Batch ID: SM6060713QC Batch Analysis Date: 7/13/2006Parameter Result DF UnitsPQLR

Method Blank - Solid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/Kg100

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 81.0 60 130-Dibromofluoromethane 84.4 60 130-Toluene-d8 88.9 60 130-

QCReport - ECunniffe - 7/19/2006 7:05:38 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/13/06QC Batch ID: SM6060713QC Batch ID Analysis Date: 7/13/2006

LCS / LCSD - Solid - EPA 8260B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<5.0 40 43.21,1-Dichloroethene 70 - 135108g/Kg<5.0 40 46.2Benzene 70 - 135116g/Kg<5.0 40 47.6Chlorobenzene 70 - 135119g/Kg<5.0 40 35.8Methyl-t-butyl Ether 70 - 13589.5g/Kg<5.0 40 46.1Toluene 70 - 135115g/Kg<5.0 40 45.8Trichloroethene 70 - 135114g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 94.0 60 130-Dibromofluoromethane 101.0 60 130-Toluene-d8 109.0 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<5.0 40 38.8 30.01,1-Dichloroethene 70 - 1351197.0g/Kg<5.0 40 43.3 30.0Benzene 70 - 1356.5108g/Kg<5.0 40 44.9 30.0Chlorobenzene 70 - 1355.8112g/Kg<5.0 40 32.6 30.0Methyl-t-butyl Ether 70 - 1359.481.5g/Kg<5.0 40 44.0 30.0Toluene 70 - 1354.7110g/Kg<5.0 40 43.6 30.0Trichloroethene 70 - 1354.9109g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 87.1 60 130-Dibromofluoromethane 86.6 60 130-Toluene-d8 96.8 60 130-

Reviewed by: MaiChiTu - 07/13/06QC Batch ID: SM6060713QC Batch ID Analysis Date: 7/13/2006

LCS / LCSD - Solid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<100 250 217TPH as Gasoline 70 - 13086.8g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 95.0 60 130-Dibromofluoromethane 88.3 60 130-Toluene-d8 103.0 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<100 250 265 30.0TPH as Gasoline 70 - 13020106g/Kg

Surrogate % Recovery Control Limits4-Bromofluorobenzene 83.7 60 130-Dibromofluoromethane 83.1 60 130-Toluene-d8 92.7 60 130-

QCReport - ECunniffe - 7/19/2006 7:06:13 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/11/06QC Batch ID: WM2060711QC Batch Analysis Date: 7/11/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND 1 g/L0.501,1,1-Trichloroethane ND 1 g/L0.501,1,2,2-Tetrachloroethane ND 1 g/L0.501,1,2-Trichloroethane ND 1 g/L0.501,1-Dichloroethane ND 1 g/L0.501,1-Dichloroethene ND 1 g/L0.501,1-Dichloropropene ND 1 g/L0.501,2,3-Trichlorobenzene ND 1 g/L5.01,2,3-Trichloropropane ND 1 g/L0.501,2,4-Trichlorobenzene ND 1 g/L5.01,2,4-Trimethylbenzene ND 1 g/L5.01,2-Dibromo-3-Chloropropane ND 1 g/L5.01,2-Dibromoethane (EDB) ND 1 g/L0.501,2-Dichlorobenzene ND 1 g/L0.501,2-Dichloroethane ND 1 g/L0.501,2-Dichloropropane ND 1 g/L0.501,3,5-Trimethylbenzene ND 1 g/L5.01,3-Dichlorobenzene ND 1 g/L0.501,3-Dichloropropane ND 1 g/L0.501,4-Dichlorobenzene ND 1 g/L0.501,4-Dioxane ND 1 g/L502,2-Dichloropropane ND 1 g/L0.502-Butanone (MEK) ND 1 g/L202-Chloroethyl-vinyl Ether ND 1 g/L5.02-Chlorotoluene ND 1 g/L5.02-Hexanone ND 1 g/L204-Chlorotoluene ND 1 g/L5.04-Methyl-2-Pentanone(MIBK) ND 1 g/L20Acetone ND 1 g/L20Acetonitrile ND 1 g/L5.0Acrolein ND 1 g/L5.0Acrylonitrile ND 1 g/L5.0Benzene ND 1 g/L0.50Benzyl Chloride ND 1 g/L5.0Bromobenzene ND 1 g/L0.50Bromochloromethane ND 1 g/L0.50Bromodichloromethane ND 1 g/L0.50Bromoform ND 1 g/L0.50Bromomethane ND 1 g/L0.50Carbon Disulfide ND 1 g/L0.50Carbon Tetrachloride ND 1 g/L0.50Chlorobenzene ND 1 g/L0.50Chloroethane ND 1 g/L0.50Chloroform ND 1 g/L0.50Chloromethane ND 1 g/L0.50cis-1,2-Dichloroethene ND 1 g/L0.50cis-1,3-Dichloropropene ND 1 g/L0.50Cyclohexanone ND 1 g/L20Dibromochloromethane ND 1 g/L0.50

QCReport - ECunniffe - 7/19/2006 7:05:45 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/11/06QC Batch ID: WM2060711QC Batch Analysis Date: 7/11/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Dibromomethane ND 1 g/L0.50Dichlorodifluoromethane ND 1 g/L0.50Diisopropyl Ether ND 1 g/L5.0Ethyl Benzene ND 1 g/L0.50Freon 113 ND 1 g/L5.0Hexachlorobutadiene ND 1 g/L5.0Iodomethane ND 1 g/L5.0Isopropanol ND 1 g/L20Isopropylbenzene ND 1 g/L1.0Methylene Chloride ND 1 g/L20Methyl-t-butyl Ether ND 1 g/L1.0Naphthalene ND 1 g/L5.0n-Butylbenzene ND 1 g/L5.0n-Propylbenzene ND 1 g/L5.0Pentachloroethane ND 1 g/L0.50p-Isopropyltoluene ND 1 g/L5.0sec-Butylbenzene ND 1 g/L5.0Styrene ND 1 g/L0.50tert-Amyl Methyl Ether ND 1 g/L5.0tert-Butanol (TBA) ND 1 g/L10tert-Butyl Ethyl Ether ND 1 g/L5.0tert-Butylbenzene ND 1 g/L5.0Tetrachloroethene ND 1 g/L0.50Tetrahydrofuran ND 1 g/L20Toluene ND 1 g/L0.50trans-1,2-Dichloroethene ND 1 g/L0.50trans-1,3-Dichloropropene ND 1 g/L0.50trans-1,4-Dichloro-2-butene ND 1 g/L1.0Trichloroethene ND 1 g/L0.50Trichlorofluoromethane ND 1 g/L0.50Vinyl Acetate ND 1 g/L5.0Vinyl Chloride ND 1 g/L0.50Xylenes, Total ND 1 g/L0.50

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 95.8 70 125-Dibromofluoromethane 105 70 125-Toluene-d8 77.8 70 125-

Validated by: MaiChiTu - 07/11/06QC Batch ID: WM2060711QC Batch Analysis Date: 7/11/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/L25

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 110 60 130-Dibromofluoromethane 94.9 60 130-Toluene-d8 76.6 60 130-

QCReport - ECunniffe - 7/19/2006 7:05:46 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/11/06QC Batch ID: WM2060711QC Batch ID Analysis Date: 7/11/2006

LCS / LCSD - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.50 20 21.41,1-Dichloroethene 70 - 130107g/L<0.50 20 22.0Benzene 70 - 130110g/L<0.50 20 22.1Chlorobenzene 70 - 130110g/L<1.0 20 18.2Methyl-t-butyl Ether 70 - 13091.2g/L

<0.50 20 20.8Toluene 70 - 130104g/L<0.50 20 21.8Trichloroethene 70 - 130109g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 100.0 60 130-Dibromofluoromethane 103.0 60 130-Toluene-d8 77.5 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.50 20 21.4 25.01,1-Dichloroethene 70 - 1300.22107g/L<0.50 20 21.9 25.0Benzene 70 - 1300.67109g/L<0.50 20 21.9 25.0Chlorobenzene 70 - 1300.61110g/L<1.0 20 19.1 25.0Methyl-t-butyl Ether 70 - 1304.595.4g/L

<0.50 20 20.7 25.0Toluene 70 - 1300.32104g/L<0.50 20 21.7 25.0Trichloroethene 70 - 1300.77108g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 103.0 60 130-Dibromofluoromethane 105.0 60 130-Toluene-d8 78.5 60 130-

Reviewed by: MaiChiTu - 07/11/06QC Batch ID: WM2060711QC Batch ID Analysis Date: 7/11/2006

LCS / LCSD - Liquid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<25 250 239TPH as Gasoline 65 - 13595.7g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 111.0 60 130-Dibromofluoromethane 92.8 60 130-Toluene-d8 77.7 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<25 250 242 25.0TPH as Gasoline 65 - 1351.096.7g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 114.0 60 130-Dibromofluoromethane 93.9 60 130-Toluene-d8 78.2 60 130-

QCReport - ECunniffe - 7/19/2006 7:06:27 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/10/06QC Batch ID: SCN060705QC/Prep Date: 7/6/2006

LCS / LCSD - Solid - Cyanide, Total: EPA 9010C/9014

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<1.0 5.0 5.27Cyanide, total 70 - 130105mg/Kg

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<1.0 5.0 4.94 30.0Cyanide, total 70 - 1306.498.8mg/Kg

QCReport - ECunniffe - 7/19/2006 7:05:50 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: hdinh - 07/05/06QC Batch ID: WCN060705QC/Prep Date: 7/5/2006

LCS / LCSD - Liquid - Cyanide, Total: EPA 9010C/9014 for Groundwater and Water - EPA 335.2 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.020 0.10 0.101Cyanide, total 75 - 125101mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.020 0.10 0.0932 25.0Cyanide, total 75 - 1258.393.2mg/L

QCReport - ECunniffe - 7/19/2006 7:06:15 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: hdinh - 07/05/06QC/Prep Batch ID: WCN060705QC/Prep Date: 7/5/2006

MS / MSD - Liquid - Cyanide, Total: EPA 9010C/9014 for Groundwater and Water - EPA 335.2 for Wastewater

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-020MS

ND 0.10 0.0846Cyanide, total 75 - 1257/5/2006mg/L 84.6

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-020

RPD RPD Limits

MSD

ND 0.10 0.0825 25.0Cyanide, total 75 - 1257/5/2006mg/L 2.582.5

QCReport - ECunniffe - 7/19/2006 7:06:33 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: JISIDERIO - 07/11/06QC Batch ID: SCR6060711QC/Prep Date: 7/11/2006

LCS / LCSD - Solid - Chromium VI: EPA 7196A

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.10 1.0 1.02Chromium (VI) 75 - 125102mg/Kg

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.10 1.0 0.994 30.0Chromium (VI) 75 - 1252.799.4mg/Kg

QCReport - ECunniffe - 7/19/2006 7:05:52 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: JISIDERIO - 07/11/06QC/Prep Batch ID: SCR6060711QC/Prep Date: 7/11/2006

MS / MSD - Solid - Chromium VI: EPA 7196A

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-019MS

1.00 1.0 1.94Chromium (VI) 75 - 1257/11/2006mg/Kg 93.4

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-019

RPD RPD Limits

MSD

1.00 1.0 1.97 30.0Chromium (VI) 75 - 1257/11/2006mg/Kg 1.496.1

QCReport - ECunniffe - 7/19/2006 7:06:28 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: JISIDERIO - 06/30/06QC Batch ID: WCR6060630QC Batch ID Analysis Date: 6/30/2006

LCS / LCSD - Liquid - Chromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.010 0.10 0.0923Chromium (VI) 75 - 12592.3mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.010 0.10 0.0906 25.0Chromium (VI) 75 - 1251.890.6mg/L

QCReport - ECunniffe - 7/19/2006 7:06:17 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: JISIDERIO - 06/30/06QC Batch ID: WCR6060630QC Batch ID Analysis Date: 6/30/2006

MS / MSD - Liquid - Chromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-020MS

ND 0.10 0.0990Chromium (VI) 75 - 1256/30/2006mg/L 99.0

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-020

RPD RPD Limits

MSD

ND 0.10 0.0962 25.0Chromium (VI) 75 - 1256/30/2006mg/L 2.996.2

QCReport - ECunniffe - 7/19/2006 7:06:33 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: JISIDERIO - 07/07/06QC Batch ID: WHG060707QC/Prep Date: 7/7/2006

LCS / LCSD - Liquid - EPA 7470A Mercury for Water and Groundwater / EPA 245.1 Mercury for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.0002 0.0020 0.00211Mercury 75 - 125106mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.0002 0.0020 0.00208 25.0Mercury 75 - 1251.4104mg/L

QCReport - ECunniffe - 7/19/2006 7:06:21 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/18/06QC/Prep Batch ID: SHG060718AQC/Prep Date: 7/18/2006

MS / MSD - Solid - EPA 7471B / EPA 245.5 Mercury

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-002MS

ND 0.40 0.326Mercury 75 - 1257/18/2006mg/Kg 81.5

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-002

RPD RPD Limits

MSD

ND 0.40 0.368 30.0Mercury 75 - 1257/18/2006mg/Kg 1292.0

QCReport - ECunniffe - 7/19/2006 7:06:30 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/18/06QC Batch ID: SM060716QC/Prep Date: 7/16/2006

LCS / LCSD - Solid - EPA 6010B Metals by ICP

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<1.0 50 45.4Antimony 75 - 12590.7mg/Kg<1.0 50 46.4Arsenic 75 - 12592.8mg/Kg<1.0 50 46.7Barium 75 - 12593.4mg/Kg<1.0 50 46.0Beryllium 75 - 12592.0mg/Kg<1.0 50 45.8Cadmium 75 - 12591.7mg/Kg<1.0 50 48.0Chromium 75 - 12596.0mg/Kg<1.0 50 47.1Cobalt 75 - 12594.3mg/Kg<1.0 50 46.9Copper 75 - 12593.9mg/Kg<1.0 50 48.1Lead 75 - 12596.2mg/Kg<1.0 50 47.5Molybdenum 75 - 12594.9mg/Kg<1.0 50 49.1Nickel 75 - 12598.2mg/Kg<2.0 50 42.7Selenium 75 - 12585.4mg/Kg<1.0 50 46.1Silver 75 - 12592.2mg/Kg<2.0 50 43.8Thallium 75 - 12587.6mg/Kg<1.0 50 46.9Vanadium 75 - 12593.7mg/Kg<2.0 50 47.2Zinc 75 - 12594.3mg/Kg

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<1.0 50 44.8 25.0Antimony 75 - 1251.489.5mg/Kg<1.0 50 45.7 25.0Arsenic 75 - 1251.691.3mg/Kg<1.0 50 45.2 25.0Barium 75 - 1253.390.4mg/Kg<1.0 50 45.3 25.0Beryllium 75 - 1251.490.7mg/Kg<1.0 50 45.2 25.0Cadmium 75 - 1251.490.4mg/Kg<1.0 50 47.3 25.0Chromium 75 - 1251.694.5mg/Kg<1.0 50 46.5 25.0Cobalt 75 - 1251.493.0mg/Kg<1.0 50 46.0 25.0Copper 75 - 1251.992.1mg/Kg<1.0 50 47.2 25.0Lead 75 - 1252.094.3mg/Kg<1.0 50 46.4 25.0Molybdenum 75 - 1252.292.9mg/Kg<1.0 50 48.3 25.0Nickel 75 - 1251.596.7mg/Kg<2.0 50 42.0 25.0Selenium 75 - 1251.684.1mg/Kg<1.0 50 44.8 25.0Silver 75 - 1252.889.6mg/Kg<2.0 50 42.5 25.0Thallium 75 - 1253.184.9mg/Kg<1.0 50 46.1 25.0Vanadium 75 - 1251.792.1mg/Kg<2.0 50 46.3 25.0Zinc 75 - 1251.892.6mg/Kg

QCReport - ECunniffe - 7/19/2006 7:06:02 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: DQueja - 06/30/06QC Batch ID: WM060630QC/Prep Date: 6/30/2006

LCS / LCSD - Liquid - ICP Metals: EPA 3010A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.010 0.50 0.485Antimony 75 - 12597.0mg/L<0.010 0.50 0.471Arsenic 75 - 12594.2mg/L

<0.0050 0.50 0.490Barium 75 - 12598.0mg/L<0.0050 0.50 0.476Beryllium 75 - 12595.2mg/L<0.0020 0.50 0.474Cadmium 75 - 12594.8mg/L<0.0050 0.50 0.477Chromium 75 - 12595.4mg/L<0.0050 0.50 0.488Cobalt 75 - 12597.6mg/L<0.0050 0.50 0.492Copper 75 - 12598.4mg/L<0.0050 0.50 0.492Lead 75 - 12598.4mg/L<0.0050 0.50 0.494Molybdenum 75 - 12598.8mg/L<0.0050 0.50 0.482Nickel 75 - 12596.4mg/L<0.020 0.50 0.455Selenium 75 - 12591.0mg/L

<0.0050 0.50 0.489Silver 75 - 12597.8mg/L<0.020 0.50 0.444Thallium 75 - 12588.8mg/L<0.050 1.0 0.985Tin 75 - 12598.5mg/L

<0.0020 0.50 0.503Titanium 75 - 125101mg/L<0.0050 0.50 0.492Vanadium 75 - 12598.4mg/L<0.010 0.50 0.480Zinc 75 - 12596.0mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.010 0.50 0.481 25.0Antimony 75 - 1250.8396.2mg/L<0.010 0.50 0.466 25.0Arsenic 75 - 1251.193.2mg/L

<0.0050 0.50 0.492 25.0Barium 75 - 1250.4198.4mg/L<0.0050 0.50 0.467 25.0Beryllium 75 - 1251.993.4mg/L<0.0020 0.50 0.473 25.0Cadmium 75 - 1250.2194.6mg/L<0.0050 0.50 0.474 25.0Chromium 75 - 1250.6394.8mg/L<0.0050 0.50 0.483 25.0Cobalt 75 - 1251.096.6mg/L<0.0050 0.50 0.486 25.0Copper 75 - 1251.297.2mg/L<0.0050 0.50 0.481 25.0Lead 75 - 1252.396.2mg/L<0.0050 0.50 0.485 25.0Molybdenum 75 - 1251.897.0mg/L<0.0050 0.50 0.475 25.0Nickel 75 - 1251.595.0mg/L<0.020 0.50 0.441 25.0Selenium 75 - 1253.188.2mg/L

<0.0050 0.50 0.485 25.0Silver 75 - 1250.8297.0mg/L<0.020 0.50 0.439 25.0Thallium 75 - 1251.187.8mg/L<0.050 1.0 0.972 25.0Tin 75 - 1251.397.2mg/L

<0.0020 0.50 0.492 25.0Titanium 75 - 1252.298.4mg/L<0.0050 0.50 0.488 25.0Vanadium 75 - 1250.8297.6mg/L<0.010 0.50 0.476 25.0Zinc 75 - 1250.8495.2mg/L

QCReport - ECunniffe - 7/19/2006 7:06:23 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/18/06QC/Prep Batch ID: SM060716QC/Prep Date: 7/16/2006

MS / MSD - Solid - EPA 6010B Metals by ICP

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-002MS

ND 50 15.9Antimony 75 - 1257/16/2006mg/Kg 31.7 ***7.34 50 46.1Arsenic 75 - 1257/16/2006mg/Kg 77.680.1 50 135Barium 75 - 1257/16/2006mg/Kg 109ND 50 42.3Beryllium 77 - 1257/16/2006mg/Kg 84.6ND 50 44.0Cadmium 75 - 1257/16/2006mg/Kg 88.078.8 50 123Chromium 75 - 1257/16/2006mg/Kg 87.78.51 50 51.9Cobalt 75 - 1257/16/2006mg/Kg 86.9180 50 211Copper 75 - 1257/16/2006mg/Kg 61.0 ***6.55 50 50.2Lead 75 - 1257/16/2006mg/Kg 87.4ND 50 41.2Molybdenum 75 - 1257/16/2006mg/Kg 82.5565 50 596Nickel 75 - 1257/16/2006mg/Kg 61.2 ***ND 50 21.7Selenium 75 - 1257/16/2006mg/Kg 43.4 ***ND 50 44.1Silver 75 - 1257/16/2006mg/Kg 88.3ND 50 36.3Thallium 75 - 1257/16/2006mg/Kg 72.7 ***65.6 50 107Zinc 75 - 1257/16/2006

***All MS/MSD recoveries that do not fall within the control limit are out due to the nature of the sample matrix. The batch was accepted by the LCS/LCSD recoveries.mg/Kg 83.6

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50220-002

RPD RPD Limits

MSD

ND 50 16.0 25.0Antimony 75 - 1257/16/2006mg/Kg 0.6931.9 ***7.34 50 46.9 25.0Arsenic 75 - 1257/16/2006mg/Kg 1.979.180.1 50 130 25.0Barium 75 - 1257/16/2006mg/Kg 7.8101ND 50 43.2 25.0Beryllium 75 - 1257/16/2006mg/Kg 2.286.5ND 50 45.1 25.0Cadmium 75 - 1257/16/2006mg/Kg 2.490.278.8 50 127 25.0Chromium 75 - 1257/16/2006mg/Kg 1097.18.51 50 52.8 25.0Cobalt 75 - 1257/16/2006mg/Kg 2.088.6180 50 219 25.0Copper 75 - 1257/16/2006mg/Kg 2376.86.55 50 51.1 25.0Lead 75 - 1257/16/2006mg/Kg 2.089.2ND 50 41.8 25.0Molybdenum 75 - 1257/16/2006mg/Kg 1.483.7565 50 605 25.0Nickel 75 - 1257/16/2006mg/Kg 2679.2 ***ND 50 22.8 25.0Selenium 75 - 1257/16/2006mg/Kg 4.845.6 ***ND 50 45.4 25.0Silver 75 - 1257/16/2006mg/Kg 2.790.7ND 50 37.5 25.0Thallium 75 - 1257/16/2006mg/Kg 3.175.0 ***67.4 50 114 25.0Vanadium 75 - 1257/16/2006mg/Kg 0.092.265.6 50 111 25.0Zinc 75 - 1257/16/2006

***All MS/MSD recoveries that do not fall within the control limit are out due to the nature of the sample matrix. The batch was accepted by the LCS/LCSD recoveries.mg/Kg 8.390.8

QCReport - ECunniffe - 7/19/2006 7:06:31 PM

Entech Analytical Labs, Inc. 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

PES Environmental, Inc.1682 Novato Boulevard, Suite 100

On July 12, 2006, samples were received under chain of custody for analysis.

TestMatrix

Novato, CA 94947

Jim Dunn

Comments

Certificate of Analysis - Final Report

Lab Certificate Number: 50355

Project Name: BaxterProject Number: 285.002.01

Issued: 07/19/2006

P.O. Number: 285.002.01.005

Entech analyzes samples "as received" unless otherwise noted. The following results are included:

Liquid EPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for WastewaterDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for WastewaterChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for WastewaterTPH-Extractable: EPA 3510C / EPA 8015BVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for WastewaterTPH-Purgeable: GC/MS

Entech Analytical Labs, Inc. is certified for environmental analyses by the State of California (#2346). If you have any questions regarding this report, please call us at 408-588-0200 ext. 225.

Sincerely,

Erin CunniffeOperations Manager

Environmental Analysis Since 1983

Original signed by Erin Cunniffe

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-001 Sample ID: 06UST-01-GW Matrix: Liquid Sample Date: 7/11/2006 1:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607177/18/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607177/18/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607177/18/2006N/AN/A2-Hexanone ND g/L201.0 WM10607177/18/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607177/18/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607177/18/2006N/AN/AAcetone ND g/L201.0 WM10607177/18/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607177/18/2006N/AN/AAcrolein ND g/L5.01.0 WM10607177/18/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607177/18/2006N/AN/ABenzene ND g/L0.501.0 WM10607177/18/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607177/18/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ABromoform ND g/L0.501.0 WM10607177/18/2006N/AN/ABromomethane ND g/L0.501.0 WM10607177/18/2006N/AN/ACarbon Disulfide 1.4 g/L0.501.0 WM10607177/18/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607177/18/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/AChloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/AChloroform ND g/L0.501.0 WM10607177/18/2006N/AN/AChloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:29 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-001 Sample ID: 06UST-01-GW Matrix: Liquid Sample Date: 7/11/2006 1:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/ACyclohexanone ND g/L201.0 WM10607177/18/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607177/18/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607177/18/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607177/18/2006N/AN/AIodomethane ND g/L5.01.0 WM10607177/18/2006N/AN/AIsopropanol ND g/L201.0 WM10607177/18/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607177/18/2006N/AN/AMethyl-t-butyl Ether 81 g/L1.01.0 WM10607177/18/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607177/18/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607177/18/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607177/18/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/AStyrene ND g/L0.501.0 WM10607177/18/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607177/18/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607177/18/2006N/AN/AToluene 0.54 g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607177/18/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607177/18/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607177/18/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607177/18/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607177/18/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 96.5 60 130-Dibromofluoromethane 99.3 60 130-Toluene-d8 99.1 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:29 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-001 Sample ID: 06UST-01-GW Matrix: Liquid Sample Date: 7/11/2006 1:45 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline 83 g/L251.0 WM10607177/18/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 93.7 60 130-Dibromofluoromethane 107 60 130-Toluene-d8 94.6 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L531.1 WD060717A7/18/2006WD060717A7/17/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 47.6 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:29 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-002 Sample ID: Equip-2 Matrix: Liquid Sample Date: 7/11/2006 2:30 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607127/12/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:29 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-002 Sample ID: Equip-2 Matrix: Liquid Sample Date: 7/11/2006 2:30 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607177/17/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607177/17/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607177/17/2006N/AN/A2-Hexanone ND g/L201.0 WM10607177/17/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607177/17/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607177/17/2006N/AN/AAcetone ND g/L201.0 WM10607177/17/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607177/17/2006N/AN/AAcrolein ND g/L5.01.0 WM10607177/17/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607177/17/2006N/AN/ABenzene ND g/L0.501.0 WM10607177/17/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607177/17/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ABromoform ND g/L0.501.0 WM10607177/17/2006N/AN/ABromomethane ND g/L0.501.0 WM10607177/17/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM10607177/17/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607177/17/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/AChloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/AChloroform ND g/L0.501.0 WM10607177/17/2006N/AN/AChloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:29 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-002 Sample ID: Equip-2 Matrix: Liquid Sample Date: 7/11/2006 2:30 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607177/17/2006N/AN/ACyclohexanone ND g/L201.0 WM10607177/17/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607177/17/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607177/17/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607177/17/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607177/17/2006N/AN/AIodomethane ND g/L5.01.0 WM10607177/17/2006N/AN/AIsopropanol ND g/L201.0 WM10607177/17/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607177/17/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM10607177/17/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607177/17/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607177/17/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607177/17/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/AStyrene ND g/L0.501.0 WM10607177/17/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607177/17/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607177/17/2006N/AN/AToluene ND g/L0.501.0 WM10607177/17/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607177/17/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607177/17/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607177/17/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607177/17/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607177/17/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607177/17/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 97.0 60 130-Dibromofluoromethane 89.5 60 130-Toluene-d8 96.2 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:30 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-002 Sample ID: Equip-2 Matrix: Liquid Sample Date: 7/11/2006 2:30 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved ND mg/L0.00021.0 WHGDISS0607137/13/2006WHGDISS0607137/13/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Arsenic ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Barium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Beryllium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cadmium ND mg/L0.00201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Chromium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cobalt ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Copper ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Lead ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Molybdenum ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Nickel ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Selenium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Silver ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Thallium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Vanadium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Zinc ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM10607177/17/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 94.2 60 130-Dibromofluoromethane 96.8 60 130-Toluene-d8 91.9 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L501.0 WD060717A7/18/2006WD060717A7/17/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 54.1 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:30 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-003 Sample ID: Trip-1 Matrix: Liquid Sample Date: 7/11/2006 2:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607127/12/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:30 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-003 Sample ID: Trip-1 Matrix: Liquid Sample Date: 7/11/2006 2:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607177/17/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607177/17/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607177/17/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607177/17/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607177/17/2006N/AN/A2-Hexanone ND g/L201.0 WM10607177/17/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607177/17/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607177/17/2006N/AN/AAcetone ND g/L201.0 WM10607177/17/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607177/17/2006N/AN/AAcrolein ND g/L5.01.0 WM10607177/17/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607177/17/2006N/AN/ABenzene ND g/L0.501.0 WM10607177/17/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607177/17/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ABromoform ND g/L0.501.0 WM10607177/17/2006N/AN/ABromomethane ND g/L0.501.0 WM10607177/17/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM10607177/17/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607177/17/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607177/17/2006N/AN/AChloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/AChloroform ND g/L0.501.0 WM10607177/17/2006N/AN/AChloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:30 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-003 Sample ID: Trip-1 Matrix: Liquid Sample Date: 7/11/2006 2:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607177/17/2006N/AN/ACyclohexanone ND g/L201.0 WM10607177/17/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607177/17/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607177/17/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607177/17/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607177/17/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607177/17/2006N/AN/AIodomethane ND g/L5.01.0 WM10607177/17/2006N/AN/AIsopropanol ND g/L201.0 WM10607177/17/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607177/17/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM10607177/17/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607177/17/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607177/17/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607177/17/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607177/17/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/AStyrene ND g/L0.501.0 WM10607177/17/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607177/17/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607177/17/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607177/17/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607177/17/2006N/AN/AToluene ND g/L0.501.0 WM10607177/17/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607177/17/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607177/17/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607177/17/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607177/17/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607177/17/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607177/17/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607177/17/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 96.7 60 130-Dibromofluoromethane 88.4 60 130-Toluene-d8 95.8 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:31 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-003 Sample ID: Trip-1 Matrix: Liquid Sample Date: 7/11/2006 2:35 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved ND mg/L0.00021.0 WHGDISS0607137/13/2006WHGDISS0607137/13/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Arsenic ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Barium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Beryllium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cadmium ND mg/L0.00201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Chromium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cobalt ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Copper ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Lead ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Molybdenum ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Nickel ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Selenium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Silver ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Thallium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Vanadium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Zinc 0.010 mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM10607177/17/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 93.9 60 130-Dibromofluoromethane 95.6 60 130-Toluene-d8 91.5 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L501.0 WD060717A7/18/2006WD060717A7/17/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 38.9 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:31 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-004 Sample ID: 06QC-05-GW Matrix: Liquid Sample Date: 7/11/2006 3:40 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607127/12/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:31 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-004 Sample ID: 06QC-05-GW Matrix: Liquid Sample Date: 7/11/2006 3:40 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607177/18/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607177/18/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607177/18/2006N/AN/A2-Hexanone ND g/L201.0 WM10607177/18/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607177/18/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607177/18/2006N/AN/AAcetone ND g/L201.0 WM10607177/18/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607177/18/2006N/AN/AAcrolein ND g/L5.01.0 WM10607177/18/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607177/18/2006N/AN/ABenzene ND g/L0.501.0 WM10607177/18/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607177/18/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ABromoform ND g/L0.501.0 WM10607177/18/2006N/AN/ABromomethane ND g/L0.501.0 WM10607177/18/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM10607177/18/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607177/18/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/AChloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/AChloroform ND g/L0.501.0 WM10607177/18/2006N/AN/AChloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:31 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-004 Sample ID: 06QC-05-GW Matrix: Liquid Sample Date: 7/11/2006 3:40 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/ACyclohexanone ND g/L201.0 WM10607177/18/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607177/18/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607177/18/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607177/18/2006N/AN/AIodomethane ND g/L5.01.0 WM10607177/18/2006N/AN/AIsopropanol ND g/L201.0 WM10607177/18/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607177/18/2006N/AN/AMethyl-t-butyl Ether 8.4 g/L1.01.0 WM10607177/18/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607177/18/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607177/18/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607177/18/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/AStyrene ND g/L0.501.0 WM10607177/18/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607177/18/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607177/18/2006N/AN/AToluene 0.70 g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607177/18/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607177/18/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607177/18/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607177/18/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607177/18/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 109 60 130-Dibromofluoromethane 90.5 60 130-Toluene-d8 96.2 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:31 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-004 Sample ID: 06QC-05-GW Matrix: Liquid Sample Date: 7/11/2006 3:40 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved ND mg/L0.00021.0 WHGDISS0607137/13/2006WHGDISS0607137/13/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Arsenic 0.011 mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Barium 0.26 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Beryllium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cadmium ND mg/L0.00201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Chromium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cobalt 0.0060 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Copper 0.15 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Lead 0.0080 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Molybdenum 0.037 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Nickel 0.38 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Selenium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Silver ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Thallium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Vanadium 0.0050 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Zinc ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM10607177/18/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 106 60 130-Dibromofluoromethane 97.8 60 130-Toluene-d8 91.8 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L531.1 WD060717A7/18/2006WD060717A7/17/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 69.5 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-005 Sample ID: 06QC-100-GW Matrix: Liquid Sample Date: 7/11/2006 4:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607127/12/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-005 Sample ID: 06QC-100-GW Matrix: Liquid Sample Date: 7/11/2006 4:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607177/18/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607177/18/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607177/18/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607177/18/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607177/18/2006N/AN/A2-Hexanone ND g/L201.0 WM10607177/18/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607177/18/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607177/18/2006N/AN/AAcetone ND g/L201.0 WM10607177/18/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607177/18/2006N/AN/AAcrolein ND g/L5.01.0 WM10607177/18/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607177/18/2006N/AN/ABenzene ND g/L0.501.0 WM10607177/18/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607177/18/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ABromoform ND g/L0.501.0 WM10607177/18/2006N/AN/ABromomethane ND g/L0.501.0 WM10607177/18/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM10607177/18/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607177/18/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607177/18/2006N/AN/AChloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/AChloroform ND g/L0.501.0 WM10607177/18/2006N/AN/AChloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-005 Sample ID: 06QC-100-GW Matrix: Liquid Sample Date: 7/11/2006 4:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/ACyclohexanone ND g/L201.0 WM10607177/18/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607177/18/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607177/18/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607177/18/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607177/18/2006N/AN/AIodomethane ND g/L5.01.0 WM10607177/18/2006N/AN/AIsopropanol ND g/L201.0 WM10607177/18/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607177/18/2006N/AN/AMethyl-t-butyl Ether 8.7 g/L1.01.0 WM10607177/18/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607177/18/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607177/18/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607177/18/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607177/18/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/AStyrene ND g/L0.501.0 WM10607177/18/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607177/18/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607177/18/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607177/18/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607177/18/2006N/AN/AToluene ND g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607177/18/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607177/18/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607177/18/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607177/18/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607177/18/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607177/18/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607177/18/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 99.9 60 130-Dibromofluoromethane 90.5 60 130-Toluene-d8 98.3 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.005

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/12/2006

Project Number: 285.002.01

Lab # : 50355-005 Sample ID: 06QC-100-GW Matrix: Liquid Sample Date: 7/11/2006 4:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved ND mg/L0.00021.0 WHGDISS0607137/13/2006WHGDISS0607137/13/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Arsenic 0.016 mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Barium 0.15 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Beryllium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cadmium ND mg/L0.00201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Chromium ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Cobalt 0.0080 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Copper 0.26 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Lead 0.0070 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Molybdenum 0.051 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Nickel 0.50 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Selenium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Silver ND mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Thallium ND mg/L0.0201.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Vanadium 0.012 mg/L0.00501.0 WM060717DISS7/18/2006WM060717DISS7/17/2006Zinc ND mg/L0.0101.0 WM060717DISS7/18/2006WM060717DISS7/17/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM10607177/18/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 97.1 60 130-Dibromofluoromethane 97.9 60 130-Toluene-d8 93.9 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L611.2 WD060717A7/18/2006WD060717A7/17/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 72.9 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/19/2006 6:30:33 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/18/06QC Batch ID: WM1060717QC Batch Analysis Date: 7/17/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND 1 g/L0.501,1,1-Trichloroethane ND 1 g/L0.501,1,2,2-Tetrachloroethane ND 1 g/L0.501,1,2-Trichloroethane ND 1 g/L0.501,1-Dichloroethane ND 1 g/L0.501,1-Dichloroethene ND 1 g/L0.501,1-Dichloropropene ND 1 g/L0.501,2,3-Trichlorobenzene ND 1 g/L5.01,2,3-Trichloropropane ND 1 g/L0.501,2,4-Trichlorobenzene ND 1 g/L5.01,2,4-Trimethylbenzene ND 1 g/L5.01,2-Dibromo-3-Chloropropane ND 1 g/L5.01,2-Dibromoethane (EDB) ND 1 g/L0.501,2-Dichlorobenzene ND 1 g/L0.501,2-Dichloroethane ND 1 g/L0.501,2-Dichloropropane ND 1 g/L0.501,3,5-Trimethylbenzene ND 1 g/L5.01,3-Dichlorobenzene ND 1 g/L0.501,3-Dichloropropane ND 1 g/L0.501,4-Dichlorobenzene ND 1 g/L0.501,4-Dioxane ND 1 g/L502,2-Dichloropropane ND 1 g/L0.502-Butanone (MEK) ND 1 g/L202-Chloroethyl-vinyl Ether ND 1 g/L5.02-Chlorotoluene ND 1 g/L5.02-Hexanone ND 1 g/L204-Chlorotoluene ND 1 g/L5.04-Methyl-2-Pentanone(MIBK) ND 1 g/L20Acetone ND 1 g/L20Acetonitrile ND 1 g/L5.0Acrolein ND 1 g/L5.0Acrylonitrile ND 1 g/L5.0Benzene ND 1 g/L0.50Benzyl Chloride ND 1 g/L5.0Bromobenzene ND 1 g/L0.50Bromochloromethane ND 1 g/L0.50Bromodichloromethane ND 1 g/L0.50Bromoform ND 1 g/L0.50Bromomethane ND 1 g/L0.50Carbon Disulfide ND 1 g/L0.50Carbon Tetrachloride ND 1 g/L0.50Chlorobenzene ND 1 g/L0.50Chloroethane ND 1 g/L0.50Chloroform ND 1 g/L0.50Chloromethane ND 1 g/L0.50cis-1,2-Dichloroethene ND 1 g/L0.50cis-1,3-Dichloropropene ND 1 g/L0.50Cyclohexanone ND 1 g/L20Dibromochloromethane ND 1 g/L0.50

QCReport - ECunniffe - 7/19/2006 6:32:25 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/18/06QC Batch ID: WM1060717QC Batch Analysis Date: 7/17/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Dibromomethane ND 1 g/L0.50Dichlorodifluoromethane ND 1 g/L0.50Diisopropyl Ether ND 1 g/L5.0Ethyl Benzene ND 1 g/L0.50Freon 113 ND 1 g/L5.0Hexachlorobutadiene ND 1 g/L5.0Iodomethane ND 1 g/L5.0Isopropanol ND 1 g/L20Isopropylbenzene ND 1 g/L1.0Methylene Chloride ND 1 g/L20Methyl-t-butyl Ether ND 1 g/L1.0Naphthalene ND 1 g/L5.0n-Butylbenzene ND 1 g/L5.0n-Propylbenzene ND 1 g/L5.0Pentachloroethane ND 1 g/L0.50p-Isopropyltoluene ND 1 g/L5.0sec-Butylbenzene ND 1 g/L5.0Styrene ND 1 g/L0.50tert-Amyl Methyl Ether ND 1 g/L5.0tert-Butanol (TBA) ND 1 g/L10tert-Butyl Ethyl Ether ND 1 g/L5.0tert-Butylbenzene ND 1 g/L5.0Tetrachloroethene ND 1 g/L0.50Tetrahydrofuran ND 1 g/L20Toluene ND 1 g/L0.50trans-1,2-Dichloroethene ND 1 g/L0.50trans-1,3-Dichloropropene ND 1 g/L0.50trans-1,4-Dichloro-2-butene ND 1 g/L1.0Trichloroethene ND 1 g/L0.50Trichlorofluoromethane ND 1 g/L0.50Vinyl Acetate ND 1 g/L5.0Vinyl Chloride ND 1 g/L0.50Xylenes, Total ND 1 g/L0.50

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 95.5 70 125-Dibromofluoromethane 81.9 70 125-Toluene-d8 95.5 70 125-

Validated by: MaiChiTu - 07/18/06QC Batch ID: WM1060717QC Batch Analysis Date: 7/17/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/L25

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 92.8 60 130-Dibromofluoromethane 88.5 60 130-Toluene-d8 91.2 60 130-

QCReport - ECunniffe - 7/19/2006 6:32:26 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/18/06QC Batch ID: WM1060717QC Batch ID Analysis Date: 7/17/2006

LCS / LCSD - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.50 20 17.31,1-Dichloroethene 70 - 13086.5g/L<0.50 20 20.8Benzene 70 - 130104g/L<0.50 20 21.0Chlorobenzene 70 - 130105g/L<1.0 20 16.2Methyl-t-butyl Ether 70 - 13081.0g/L

<0.50 20 19.8Toluene 70 - 13099.0g/L<0.50 20 20.4Trichloroethene 70 - 130102g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 99.3 60 130-Dibromofluoromethane 89.6 60 130-Toluene-d8 98.5 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.50 20 17.1 25.01,1-Dichloroethene 70 - 1301.285.5g/L<0.50 20 20.3 25.0Benzene 70 - 1302.4102g/L<0.50 20 20.5 25.0Chlorobenzene 70 - 1302.4102g/L<1.0 20 15.6 25.0Methyl-t-butyl Ether 70 - 1303.878.0g/L

<0.50 20 18.9 25.0Toluene 70 - 1304.794.5g/L<0.50 20 20.2 25.0Trichloroethene 70 - 1300.99101g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 97.5 60 130-Dibromofluoromethane 88.2 60 130-Toluene-d8 97.4 60 130-

Reviewed by: MaiChiTu - 07/18/06QC Batch ID: WM1060717QC Batch ID Analysis Date: 7/17/2006

LCS / LCSD - Liquid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<25 120 112TPH as Gasoline 65 - 13589.4g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 92.3 60 130-Dibromofluoromethane 87.0 60 130-Toluene-d8 90.4 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<25 120 127 25.0TPH as Gasoline 65 - 13513102g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 94.6 60 130-Dibromofluoromethane 94.1 60 130-Toluene-d8 94.5 60 130-

QCReport - ECunniffe - 7/19/2006 6:32:33 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: ECunniffe - 07/18/06QC/Prep Batch ID: WD060717AQC/Prep Date: 7/17/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND 1 g/L50

Surrogate for Blank % Recovery Control Limitso-Terphenyl 55.2 22 133-

Reviewed by: ECunniffe - 07/18/06QC Batch ID: WD060717AQC/Prep Date: 7/17/2006

LCS / LCSD - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<50 1000 784TPH as Diesel 40 - 13878.4g/L<200 1000 714TPH as Motor Oil 40 - 13871.4g/L

Surrogate % Recovery Control Limitso-Terphenyl 74.0 22 133-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<50 1000 661 25.0TPH as Diesel 40 - 1381766.1g/L<200 1000 674 25.0TPH as Motor Oil 40 - 1385.667.4g/L

Surrogate % Recovery Control Limitso-Terphenyl 63.5 22 133-

QCReport - ECunniffe - 7/19/2006 6:30:05 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/13/06QC Batch ID: WHGDISS060713QC/Prep Date: 7/13/2006

LCS / LCSD - Liquid - EPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.0002 0.0020 0.00203Mercury, Dissolved 75 - 125102mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.0002 0.0020 0.00201 25.0Mercury, Dissolved 75 - 1250.99100mg/L

Reviewed by: HDINH - 07/13/06QC/Prep Batch ID: WHGDISS060713QC/Prep Date: 7/13/2006

MS / MSD - Liquid - EPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50355-003MS

ND 0.0040 0.00402Mercury, Dissolved 75 - 1257/13/2006mg/L 100

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50355-003

RPD RPD Limits

MSD

ND 0.0040 0.00388 25.0Mercury, Dissolved 75 - 1257/13/2006mg/L 3.597.0

QCReport - ECunniffe - 7/19/2006 6:38:08 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/18/06QC Batch ID: WM060717DISSQC/Prep Date: 7/17/2006

LCS / LCSD - Liquid - Dissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.010 0.50 0.531Antimony 75 - 125106mg/L<0.010 0.50 0.505Arsenic 75 - 125101mg/L

<0.0050 0.50 0.503Barium 75 - 125101mg/L<0.0050 0.50 0.496Beryllium 75 - 12599.2mg/L<0.0020 0.50 0.500Cadmium 75 - 125100mg/L<0.0050 0.50 0.507Chromium 75 - 125101mg/L<0.0050 0.50 0.519Cobalt 75 - 125104mg/L<0.0050 0.50 0.514Copper 75 - 125103mg/L<0.050 0.50 0.523Iron 75 - 125105mg/L

<0.0050 0.50 0.523Lead 75 - 125105mg/L<0.0020 0.50 0.521Manganese 75 - 125104mg/L<0.0050 0.50 0.517Molybdenum 75 - 125103mg/L<0.0050 0.50 0.518Nickel 75 - 125104mg/L<0.020 0.50 0.479Selenium 75 - 12595.8mg/L

<0.0050 0.50 0.510Silver 75 - 125102mg/L<0.020 0.50 0.477Thallium 75 - 12595.4mg/L

<0.0050 0.50 0.515Vanadium 75 - 125103mg/L<0.010 0.50 0.509Zinc 75 - 125102mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.010 0.50 0.526 25.0Antimony 75 - 1250.95105mg/L<0.010 0.50 0.501 25.0Arsenic 75 - 1250.80100mg/L

<0.0050 0.50 0.493 25.0Barium 75 - 1252.098.6mg/L<0.0050 0.50 0.486 25.0Beryllium 75 - 1252.097.2mg/L<0.0020 0.50 0.494 25.0Cadmium 75 - 1251.298.8mg/L<0.0050 0.50 0.498 25.0Chromium 75 - 1251.899.6mg/L<0.0050 0.50 0.513 25.0Cobalt 75 - 1251.2103mg/L<0.0050 0.50 0.506 25.0Copper 75 - 1251.6101mg/L<0.050 0.50 0.504 25.0Iron 75 - 1253.7101mg/L

<0.0050 0.50 0.513 25.0Lead 75 - 1251.9103mg/L<0.0020 0.50 0.512 25.0Manganese 75 - 1251.7102mg/L<0.0050 0.50 0.508 25.0Molybdenum 75 - 1251.8102mg/L<0.0050 0.50 0.508 25.0Nickel 75 - 1251.9102mg/L<0.020 0.50 0.478 25.0Selenium 75 - 1250.2195.6mg/L

<0.0050 0.50 0.506 25.0Silver 75 - 1250.79101mg/L<0.020 0.50 0.473 25.0Thallium 75 - 1250.8494.6mg/L

<0.0050 0.50 0.508 25.0Vanadium 75 - 1251.4102mg/L<0.010 0.50 0.501 25.0Zinc 75 - 1251.6100mg/L

QCReport - ECunniffe - 7/19/2006 6:32:31 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: jisiderio - 07/12/06QC Batch ID: WCR6060712QC Batch ID Analysis Date: 7/12/2006

LCS / LCSD - Liquid - Chromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.010 0.10 0.0981Chromium (VI) 75 - 12598.1mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.010 0.10 0.0964 25.0Chromium (VI) 75 - 1251.796.4mg/L

Reviewed by: jisiderio - 07/12/06QC Batch ID: WCR6060712QC Batch ID Analysis Date: 7/12/2006

MS / MSD - Liquid - Chromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50355-002MS

ND 0.10 0.0915Chromium (VI) 75 - 1257/12/2006mg/L 91.5

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50355-002

RPD RPD Limits

MSD

ND 0.10 0.0964 25.0Chromium (VI) 75 - 1257/12/2006mg/L 5.296.4

QCReport - ECunniffe - 7/19/2006 6:33:49 PM

Entech AnalyticalLabs,Inc.3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

PES Environm ental,Inc.

1682NovatoBoulevard,Suite100

On July13,2006,samples werereceived underchainofcustody foranalysis.

Test/Com m entsM atrix

Novato,CA 94947

Jim Dunn

CertificateofAnalysis-FinalReport

Lab CertificateNum ber: 50376

ProjectNam e: Baxter

ProjectNum ber: 285.002.01

Issued: 07/21/2006

P.O .Num ber: 285.002.01.005

Entech analyzes samples "as received" unless otherwise noted.The followingresultsareincluded:

Liquid Chrom ium VI:EPA 7196A forW aterand Groundwater/Std.M ethods (18thEd.)3500-Cr-D forW astewater

Dissolved M etalsby ICP:EPA 3005A /EPA 6010B forGroundwaterand W ater - EPA 200.7forW astewater

EPA 7470A Dissolved M ercuryforW aterand Groundwater / EPA 245.1Dissolved M ercuryforW astewater

EPA 7470A M ercuryforW aterand Groundwater / EPA 245.1M ercuryforW astewater

TPH-Extractable:EPA 3510C /EPA 8015B

TPH-Purgeable:GC/M S

VOCs:EPA 5030C /EPA 8260B forGroundwaterand W ater - EPA 624forW astewater

Entech AnalyticalLabs,Inc.iscertified forenvironmentalanalyses by the StateofCalifornia(#2346).Ifyou have any questions regarding thisreport,please callus at408-588-0200ext.225.

Sincerely,

LaurieGlantz-M urphyLaboratoryDirector

Environm entalAnalysis Since 1983

Original signed by Laurie Glantz-Murphy

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-001 Sam pleID: 06QC-12-GW M atrix: Liquid Sam pleDate: 7/12/2006 2:30PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A for W aterand G roundwater/Std.M ethods (18th Ed.)3500-Cr-D for W astewater

Chrom ium (VI) ND mg/L0.0101.0 W CR60607137/13/2006N/AN/A

Reviewed by:JISIDERIO

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:29:48PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-001 Sam pleID: 06QC-12-GW M atrix: Liquid Sam pleDate: 7/12/2006 2:30PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

1,1,1,2-Tetrachloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1,1-Trichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1,2-Trichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1-Dichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1-Dichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1-Dichloropropene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2,3-Trichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2-Dichlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2-Dichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2-Dichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,3-Dichlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,3-Dichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,4-Dichlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,4-Dioxane ND µg/L501.0 W M 10607177/17/2006N/AN/A

2,2-Dichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

2-Butanone (M EK) ND µg/L201.0 W M 10607177/17/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

2-Chlorotoluene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

2-Hexanone ND µg/L201.0 W M 10607177/17/2006N/AN/A

4-Chlorotoluene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/L201.0 W M 10607177/17/2006N/AN/A

Acetone ND µg/L201.0 W M 10607177/17/2006N/AN/A

Acetonitrile ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Acrolein ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Acrylonitrile ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Benzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

BenzylChloride ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Brom obenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom ochlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom odichlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom oform ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom om ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Carbon Disulfide ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Carbon Tetrachloride ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chloroform ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:30:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-001 Sam pleID: 06QC-12-GW M atrix: Liquid Sam pleDate: 7/12/2006 2:30PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

cis-1,2-Dichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

cis-1,3-Dichloropropene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Cyclohexanone ND µg/L201.0 W M 10607177/17/2006N/AN/A

Dibrom ochlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Dibrom om ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Dichlorodifluorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

DiisopropylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

EthylBenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Freon 113 ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Hexachlorobutadiene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Iodom ethane ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Isopropanol ND µg/L201.0 W M 10607177/17/2006N/AN/A

Isopropylbenzene ND µg/L1.01.0 W M 10607177/17/2006N/AN/A

M ethyl-t-butylEther 1.3 µg/L1.01.0 W M 10607177/17/2006N/AN/A

M ethylene Chloride ND µg/L201.0 W M 10607177/17/2006N/AN/A

n-Butylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

n-Propylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Naphthalene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

p-Isopropyltoluene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Pentachloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

sec-Butylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Styrene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

tert-Am ylM ethylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

tert-Butanol(TBA) ND µg/L101.0 W M 10607177/17/2006N/AN/A

tert-ButylEthylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

tert-Butylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Tetrachloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Tetrahydrofuran ND µg/L201.0 W M 10607177/17/2006N/AN/A

Toluene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

trans-1,2-Dichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

trans-1,3-Dichloropropene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/L1.01.0 W M 10607177/17/2006N/AN/A

Trichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Trichlorofluorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

VinylAcetate ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

VinylChloride ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Xylenes,Total ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 100 60 130-

Dibrom ofluorom ethane 88.3 60 130-

Toluene-d8 97.6 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:30:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-001 Sam pleID: 06QC-12-GW M atrix: Liquid Sam pleDate: 7/12/2006 2:30PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

EPA 7470A Dissolved M ercury for W aterand G roundwater / EPA 245.1Dissolved M ercury for W astewater

M ercury,Dissolved ND mg/L0.00021.0 W HGDISS0607197/19/2006W HGDISS060719B7/19/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Dissolved M etalsby ICP:EPA 3005A /EPA 6010B for G roundwaterand W ater - EPA 200.7for W astewater

Antim ony ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Arsenic 0.018 m g/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Barium 0.47 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Beryllium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cadm ium ND mg/L0.00201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Chrom ium 0.012 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cobalt 0.0090 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Copper ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Lead 0.015 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

M olybdenum 0.034 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Nickel 0.065 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Selenium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Silver ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Thallium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Vanadium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Zinc ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Reviewed by:HDINH

Analyzed by:EQueja

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Purgeable:G C/M S

TPH as Gasoline 120 µg/L251.0 W M 10607177/17/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 97.3 60 130-

Dibrom ofluorom ethane 95.4 60 130-

Toluene-d8 93.2 60 130-

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Extractable:EPA 3510C /EPA 8015B

TPH as Diesel ND µg/L601.2 W D060717A7/20/2006W D060717A

800ppbhydrocarbons (C8-C38).No Dieselpatternpresent.

7/17/2006

Reviewed by:dba

Analyzed by:JHsiangSurrogate SurrogateRecovery ControlLim its(% )

o-Terphenyl 50.1 22 133-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:30:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-002 Sam pleID: Trip-2 M atrix: Liquid Sam pleDate: 7/12/2006 3:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A for W aterand G roundwater/Std.M ethods (18th Ed.)3500-Cr-D for W astewater

Chrom ium (VI) ND mg/L0.0101.0 W CR60607137/13/2006N/AN/A

Reviewed by:JISIDERIO

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:30:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-002 Sam pleID: Trip-2 M atrix: Liquid Sam pleDate: 7/12/2006 3:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

1,1,1,2-Tetrachloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1,1-Trichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1,2-Trichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1-Dichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1-Dichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,1-Dichloropropene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2,3-Trichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2-Dichlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2-Dichloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,2-Dichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

1,3-Dichlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,3-Dichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,4-Dichlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

1,4-Dioxane ND µg/L501.0 W M 10607177/17/2006N/AN/A

2,2-Dichloropropane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

2-Butanone (M EK) ND µg/L201.0 W M 10607177/17/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

2-Chlorotoluene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

2-Hexanone ND µg/L201.0 W M 10607177/17/2006N/AN/A

4-Chlorotoluene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/L201.0 W M 10607177/17/2006N/AN/A

Acetone ND µg/L201.0 W M 10607177/17/2006N/AN/A

Acetonitrile ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Acrolein ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Acrylonitrile ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Benzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

BenzylChloride ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Brom obenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom ochlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom odichlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom oform ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Brom om ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Carbon Disulfide ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Carbon Tetrachloride ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chlorobenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chloroform ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Chlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:30:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-002 Sam pleID: Trip-2 M atrix: Liquid Sam pleDate: 7/12/2006 3:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

cis-1,2-Dichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

cis-1,3-Dichloropropene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Cyclohexanone ND µg/L201.0 W M 10607177/17/2006N/AN/A

Dibrom ochlorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Dibrom om ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Dichlorodifluorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

DiisopropylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

EthylBenzene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Freon 113 ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Hexachlorobutadiene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Iodom ethane ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Isopropanol ND µg/L201.0 W M 10607177/17/2006N/AN/A

Isopropylbenzene ND µg/L1.01.0 W M 10607177/17/2006N/AN/A

M ethyl-t-butylEther ND µg/L1.01.0 W M 10607177/17/2006N/AN/A

M ethylene Chloride ND µg/L201.0 W M 10607177/17/2006N/AN/A

n-Butylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

n-Propylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Naphthalene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

p-Isopropyltoluene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Pentachloroethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

sec-Butylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Styrene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

tert-Am ylM ethylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

tert-Butanol(TBA) ND µg/L101.0 W M 10607177/17/2006N/AN/A

tert-ButylEthylEther ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

tert-Butylbenzene ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

Tetrachloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Tetrahydrofuran ND µg/L201.0 W M 10607177/17/2006N/AN/A

Toluene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

trans-1,2-Dichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

trans-1,3-Dichloropropene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/L1.01.0 W M 10607177/17/2006N/AN/A

Trichloroethene ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Trichlorofluorom ethane ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

VinylAcetate ND µg/L5.01.0 W M 10607177/17/2006N/AN/A

VinylChloride ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Xylenes,Total ND µg/L0.501.0 W M 10607177/17/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 96.8 60 130-

Dibrom ofluorom ethane 83.0 60 130-

Toluene-d8 93.3 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:30:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.005

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/13/2006

ProjectNumber: 285.002.01

Lab #: 50376-002 Sam pleID: Trip-2 M atrix: Liquid Sam pleDate: 7/12/2006 3:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

EPA 7470A M ercury for W aterand G roundwater / EPA 245.1M ercury for W astewater

M ercury 0.0016 m g/L0.00021.0 W HG0607197/19/2006W HG0607197/19/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Dissolved M etalsby ICP:EPA 3005A /EPA 6010B for G roundwaterand W ater - EPA 200.7for W astewater

Antim ony ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Arsenic ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Barium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Beryllium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cadm ium ND mg/L0.00201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Chrom ium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cobalt ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Copper ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Lead ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

M olybdenum ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Nickel ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Selenium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Silver ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Thallium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Vanadium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Zinc ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Reviewed by:HDINH

Analyzed by:Equeja

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Extractable:EPA 3510C /EPA 8015B

TPH as Diesel ND µg/L531.1 W D060717A7/20/2006W D060717A7/17/2006

Reviewed by:ECunniffe

Analyzed by:JHsiangSurrogate SurrogateRecovery ControlLim its(% )

o-Terphenyl 42.8 22 133-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/21/20062:30:15PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: ECunniffe -07/18/06Q C/Prep Batch ID: W D060717A

Q C/Prep Date: 7/17/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - TPH-Extractable:EPA 3510C /EPA 8015B

TPH as Diesel ND 1 µg/L50

Surrogatefor Blank % Recovery ControlLim its

o-Terphenyl 55.2 22 133-

M ethod Blank -dba -7/21/2006 2:30:38 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -07/18/06Q C Batch ID: W M 1060717

QC Batch Analysis Date: 7/17/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - VO Cs:EPA 5030C /EPA 8260B for Groundw ater and W ater - EPA 624 for W astew ater

1,1,1,2-Tetrachloroethane ND 1 µg/L0.50

1,1,1-Trichloroethane ND 1 µg/L0.50

1,1,2,2-Tetrachloroethane ND 1 µg/L0.50

1,1,2-Trichloroethane ND 1 µg/L0.50

1,1-Dichloroethane ND 1 µg/L0.50

1,1-Dichloroethene ND 1 µg/L0.50

1,1-Dichloropropene ND 1 µg/L0.50

1,2,3-Trichlorobenzene ND 1 µg/L5.0

1,2,3-Trichloropropane ND 1 µg/L0.50

1,2,4-Trichlorobenzene ND 1 µg/L5.0

1,2,4-Trim ethylbenzene ND 1 µg/L5.0

1,2-Dibrom o-3-Chloropropane ND 1 µg/L5.0

1,2-Dibrom oethane (EDB) ND 1 µg/L0.50

1,2-Dichlorobenzene ND 1 µg/L0.50

1,2-Dichloroethane ND 1 µg/L0.50

1,2-Dichloropropane ND 1 µg/L0.50

1,3,5-Trim ethylbenzene ND 1 µg/L5.0

1,3-Dichlorobenzene ND 1 µg/L0.50

1,3-Dichloropropane ND 1 µg/L0.50

1,4-Dichlorobenzene ND 1 µg/L0.50

1,4-Dioxane ND 1 µg/L50

2,2-Dichloropropane ND 1 µg/L0.50

2-Butanone (M EK) ND 1 µg/L20

2-Chloroethyl-vinylEther ND 1 µg/L5.0

2-Chlorotoluene ND 1 µg/L5.0

2-Hexanone ND 1 µg/L20

4-Chlorotoluene ND 1 µg/L5.0

4-M ethyl-2-Pentanone(M IBK) ND 1 µg/L20

Acetone ND 1 µg/L20

Acetonitrile ND 1 µg/L5.0

Acrolein ND 1 µg/L5.0

Acrylonitrile ND 1 µg/L5.0

Benzene ND 1 µg/L0.50

BenzylChloride ND 1 µg/L5.0

Brom obenzene ND 1 µg/L0.50

Brom ochlorom ethane ND 1 µg/L0.50

Brom odichlorom ethane ND 1 µg/L0.50

Brom oform ND 1 µg/L0.50

Brom om ethane ND 1 µg/L0.50

Carbon Disulfide ND 1 µg/L0.50

Carbon Tetrachloride ND 1 µg/L0.50

Chlorobenzene ND 1 µg/L0.50

Chloroethane ND 1 µg/L0.50

Chloroform ND 1 µg/L0.50

Chlorom ethane ND 1 µg/L0.50

cis-1,2-Dichloroethene ND 1 µg/L0.50

cis-1,3-Dichloropropene ND 1 µg/L0.50

Cyclohexanone ND 1 µg/L20

Dibrom ochlorom ethane ND 1 µg/L0.50

Dibrom om ethane ND 1 µg/L0.50

M ethod Blank -dba -7/21/2006 2:30:39 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -07/18/06Q C Batch ID: W M 1060717

QC Batch Analysis Date: 7/17/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - VO Cs:EPA 5030C /EPA 8260B for Groundw ater and W ater - EPA 624 for W astew ater

Dichlorodifluorom ethane ND 1 µg/L0.50

DiisopropylEther ND 1 µg/L5.0

EthylBenzene ND 1 µg/L0.50

Freon 113 ND 1 µg/L5.0

Hexachlorobutadiene ND 1 µg/L5.0

Iodom ethane ND 1 µg/L5.0

Isopropanol ND 1 µg/L20

Isopropylbenzene ND 1 µg/L1.0

M ethylene Chloride ND 1 µg/L20

M ethyl-t-butylEther ND 1 µg/L1.0

Naphthalene ND 1 µg/L5.0

n-Butylbenzene ND 1 µg/L5.0

n-Propylbenzene ND 1 µg/L5.0

Pentachloroethane ND 1 µg/L0.50

p-Isopropyltoluene ND 1 µg/L5.0

sec-Butylbenzene ND 1 µg/L5.0

Styrene ND 1 µg/L0.50

tert-Am ylM ethylEther ND 1 µg/L5.0

tert-Butanol(TBA) ND 1 µg/L10

tert-ButylEthylEther ND 1 µg/L5.0

tert-Butylbenzene ND 1 µg/L5.0

Tetrachloroethene ND 1 µg/L0.50

Tetrahydrofuran ND 1 µg/L20

Toluene ND 1 µg/L0.50

trans-1,2-Dichloroethene ND 1 µg/L0.50

trans-1,3-Dichloropropene ND 1 µg/L0.50

trans-1,4-Dichloro-2-butene ND 1 µg/L1.0

Trichloroethene ND 1 µg/L0.50

Trichlorofluorom ethane ND 1 µg/L0.50

VinylAcetate ND 1 µg/L5.0

VinylChloride ND 1 µg/L0.50

Xylenes,Total ND 1 µg/L0.50

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 95.5 70 125-

Dibrom ofluorom ethane 81.9 70 125-

Toluene-d8 95.5 70 125-

Validated by: M aiChiTu -07/18/06Q C Batch ID: W M 1060717

QC Batch Analysis Date: 7/17/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - TPH-Purgeable:GC/M S

TPH as G asoline ND 1 µg/L25

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 92.8 60 130-

Dibrom ofluorom ethane 88.5 60 130-

Toluene-d8 91.2 60 130-

M ethod Blank -dba -7/21/2006 2:30:39 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JISIDERIO -07/13/06Q C Batch ID: W CR6060713

QC Batch ID Analysis Date: 7/13/2006

LCS /LCSD - Liquid - Chrom ium VI:EPA 7196A for W ater and Groundw ater /Std.M ethods (18th Ed.)3500-Cr-D for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.010 0.10 0.0975Chrom ium (VI) 75 -12597.5m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.010 0.10 0.0937 25.0Chrom ium (VI) 75 -1254.093.7m g/L

Laboratory ControlSam ple /Duplicate -dba -7/21/2006 2:30:43 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: ECunniffe -07/18/06Q C Batch ID: W D060717A

Q C/Prep Date: 7/17/2006

LCS /LCSD - Liquid - TPH-Extractable:EPA 3510C /EPA 8015B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<50 1000 784TPH as Diesel 40 -13878.4µg/L

<200 1000 714TPH as M otorO il 40 -13871.4µg/L

Surrogate % Recovery ControlLim its

o-Terphenyl 74.0 22 133-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<50 1000 661 25.0TPH as Diesel 40 -1381766.1µg/L

<200 1000 674 25.0TPH as M otorO il 40 -1385.667.4µg/L

Surrogate % Recovery ControlLim its

o-Terphenyl 63.5 22 133-

Laboratory ControlSam ple /Duplicate -dba -7/21/2006 2:30:44 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/19/06Q C Batch ID: W HG 060719

Q C/Prep Date: 7/19/2006

LCS /LCSD - Liquid - EPA 7470A M ercury for W ater and Groundw ater / EPA 245.1 M ercury for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.0002 0.0020 0.00191M ercury 75 -12595.5m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.0002 0.0020 0.00198 25.0M ercury 75 -1253.699.0m g/L

Laboratory ControlSam ple /Duplicate -dba -7/21/2006 2:30:44 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/20/06Prep/Q C Batch ID: W HG DISS060719B /W HG DISS060719

Q C/Prep Date: 7/19/2006

LCS /LCSD - Liquid - EPA 7470A Dissolved M ercury for W ater and Groundw ater / EPA 245.1 Dissolved M ercury for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.0002 0.0020 0.00200M ercury,Dissolved 75 -125100m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.0002 0.0020 0.00187 25.0M ercury,Dissolved 75 -1256.793.5m g/L

Laboratory ControlSam ple /Duplicate -dba -7/21/2006 2:30:44 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/18/06Q C Batch ID: W M 060717DISS

Q C/Prep Date: 7/17/2006

LCS /LCSD - Liquid - Dissolved M etals by ICP:EPA 3005A /EPA 6010B for G roundw ater and W ater -EPA 200.7 for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.010 0.50 0.531Antim ony 75 -125106m g/L

<0.010 0.50 0.505Arsenic 75 -125101m g/L

<0.0050 0.50 0.503Barium 75 -125101m g/L

<0.0050 0.50 0.496Beryllium 75 -12599.2m g/L

<0.0020 0.50 0.500Cadm ium 75 -125100m g/L

<0.0050 0.50 0.507Chrom ium 75 -125101m g/L

<0.0050 0.50 0.519Cobalt 75 -125104m g/L

<0.0050 0.50 0.514Copper 75 -125103m g/L

<0.050 0.50 0.523Iron 75 -125105m g/L

<0.0050 0.50 0.523Lead 75 -125105m g/L

<0.0020 0.50 0.521M anganese 75 -125104m g/L

<0.0050 0.50 0.517M olybdenum 75 -125103m g/L

<0.0050 0.50 0.518Nickel 75 -125104m g/L

<0.020 0.50 0.479Selenium 75 -12595.8m g/L

<0.0050 0.50 0.510Silver 75 -125102m g/L

<0.020 0.50 0.477Thallium 75 -12595.4m g/L

<0.0050 0.50 0.515Vanadium 75 -125103m g/L

<0.010 0.50 0.509Zinc 75 -125102m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.010 0.50 0.526 25.0Antim ony 75 -1250.95105m g/L

<0.010 0.50 0.501 25.0Arsenic 75 -1250.80100m g/L

<0.0050 0.50 0.493 25.0Barium 75 -1252.098.6m g/L

<0.0050 0.50 0.486 25.0Beryllium 75 -1252.097.2m g/L

<0.0020 0.50 0.494 25.0Cadm ium 75 -1251.298.8m g/L

<0.0050 0.50 0.498 25.0Chrom ium 75 -1251.899.6m g/L

<0.0050 0.50 0.513 25.0Cobalt 75 -1251.2103m g/L

<0.0050 0.50 0.506 25.0Copper 75 -1251.6101m g/L

<0.050 0.50 0.504 25.0Iron 75 -1253.7101m g/L

<0.0050 0.50 0.513 25.0Lead 75 -1251.9103m g/L

<0.0020 0.50 0.512 25.0M anganese 75 -1251.7102m g/L

<0.0050 0.50 0.508 25.0M olybdenum 75 -1251.8102m g/L

<0.0050 0.50 0.508 25.0Nickel 75 -1251.9102m g/L

<0.020 0.50 0.478 25.0Selenium 75 -1250.2195.6m g/L

<0.0050 0.50 0.506 25.0Silver 75 -1250.79101m g/L

<0.020 0.50 0.473 25.0Thallium 75 -1250.8494.6m g/L

<0.0050 0.50 0.508 25.0Vanadium 75 -1251.4102m g/L

<0.010 0.50 0.501 25.0Zinc 75 -1251.6100m g/L

Laboratory ControlSam ple /Duplicate -dba -7/21/2006 2:30:44 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: M aiChiTu -07/18/06Q C Batch ID: W M 1060717

QC Batch ID Analysis Date: 7/17/2006

LCS /LCSD - Liquid - VO Cs:EPA 5030C /EPA 8260B for Groundw ater and W ater - EPA 624 for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.50 20 17.31,1-Dichloroethene 70 -13086.5µg/L

<0.50 20 20.8Benzene 70 -130104µg/L

<0.50 20 21.0Chlorobenzene 70 -130105µg/L

<1.0 20 16.2M ethyl-t-butylEther 70 -13081.0µg/L

<0.50 20 19.8Toluene 70 -13099.0µg/L

<0.50 20 20.4Trichloroethene 70 -130102µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 99.3 60 130-

Dibrom ofluorom ethane 89.6 60 130-

Toluene-d8 98.5 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.50 20 17.1 25.01,1-Dichloroethene 70 -1301.285.5µg/L

<0.50 20 20.3 25.0Benzene 70 -1302.4102µg/L

<0.50 20 20.5 25.0Chlorobenzene 70 -1302.4102µg/L

<1.0 20 15.6 25.0M ethyl-t-butylEther 70 -1303.878.0µg/L

<0.50 20 18.9 25.0Toluene 70 -1304.794.5µg/L

<0.50 20 20.2 25.0Trichloroethene 70 -1300.99101µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 97.5 60 130-

Dibrom ofluorom ethane 88.2 60 130-

Toluene-d8 97.4 60 130-

Reviewed by: M aiChiTu -07/18/06Q C Batch ID: W M 1060717

QC Batch ID Analysis Date: 7/17/2006

LCS /LCSD - Liquid - TPH-Purgeable:GC/M S

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<25 120 112TPH as Gasoline 65 -13589.4µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 92.3 60 130-

Dibrom ofluorom ethane 87.0 60 130-

Toluene-d8 90.4 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<25 120 127 25.0TPH as Gasoline 65 -13513102µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 94.6 60 130-

Dibrom ofluorom ethane 94.1 60 130-

Toluene-d8 94.5 60 130-

Laboratory ControlSam ple /Duplicate -dba -7/21/2006 2:30:45 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JISIDERIO -07/13/06Q C Batch ID: W CR6060713

QC Batch ID Analysis Date: 7/13/2006

M S /M SD - Liquid - Chrom ium VI:EPA 7196A for W ater and Groundw ater /Std.M ethods (18th Ed.)3500-Cr-Dfor W astew ater

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50376-002M S

ND 0.10 0.0937Chrom ium (VI) 75 -1257/13/2006m g/L 93.7

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50376-002

RPD RPD Lim its

M SD

ND 0.10 0.0943 25.0Chrom ium (VI) 75 -1257/13/2006m g/L 0.5794.3

M atrix Spike /M atrixSpike Duplicate -dba -7/21/2006 2:30:49 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/20/06Q C/Prep Batch ID: W HG060719

Q C/Prep Date: 7/19/2006

M S /M SD - Liquid - EPA 7470A M ercury for W ater and Groundw ater / EPA 245.1 M ercury for W astew ater

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50440-002M S

ND 0.0040 0.00380M ercury 75 -1257/19/2006m g/L 95.0

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50440-002

RPD RPD Lim its

M SD

ND 0.0040 0.00442 25.0M ercury 75 -1257/19/2006m g/L 15110

M atrix Spike /M atrixSpike Duplicate -dba -7/21/2006 2:30:49 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/20/06Q C/Prep Batch ID: W HGDISS060719B

Q C/Prep Date: 7/19/2006

M S /M SD - Liquid - EPA 7470A Dissolved M ercury for W ater and Groundw ater / EPA 245.1 Dissolved M ercury for W astew ater

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50373-005M S

ND 0.0040 0.00398M ercury,Dissolved 75 -1257/20/2006m g/L 99.5

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50373-005

RPD RPD Lim its

M SD

ND 0.0040 0.00399 25.0M ercury,Dissolved 75 -1257/20/2006m g/L 0.2599.8

M atrix Spike /M atrixSpike Duplicate -dba -7/21/2006 2:30:49 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/18/06Q C/Prep Batch ID: W M 060717DISS

Q C/Prep Date: 7/17/2006

M S /M SD - Liquid - Dissolved M etals by ICP:EPA 3005A /EPA 6010B for G roundw ater and W ater - EPA 200.7 for W astew ater

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50393-003M S

ND 0.50 0.550Antim ony 75 -1257/17/2006m g/L 110

ND 0.50 0.526Arsenic 75 -1257/17/2006m g/L 105

ND 0.50 0.508Barium 75 -1257/17/2006m g/L 102

ND 0.50 0.514Beryllium 75 -1257/17/2006m g/L 103

ND 0.50 0.511Cadm ium 75 -1257/17/2006m g/L 102

ND 0.50 0.521Chrom ium 75 -1257/17/2006m g/L 104

ND 0.50 0.532Cobalt 75 -1257/17/2006m g/L 106

ND 0.50 0.521Copper 75 -1257/17/2006m g/L 104

ND 0.50 0.537Lead 75 -1257/17/2006m g/L 107

ND 0.50 0.522M olybdenum 75 -1257/17/2006m g/L 104

ND 0.50 0.531Nickel 75 -1257/17/2006m g/L 106

ND 0.50 0.507Selenium 75 -1257/17/2006m g/L 101

ND 0.50 0.521Silver 75 -1257/17/2006m g/L 104

ND 0.50 0.490Thallium 75 -1257/17/2006m g/L 98.0

ND 0.50 0.524Vanadium 75 -1257/17/2006m g/L 105

0.0100 0.50 0.529Zinc 75 -1257/17/2006m g/L 104

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50393-003

RPD RPD Lim its

M SD

ND 0.50 0.555 25.0Antim ony 75 -1257/17/2006m g/L 0.90111

ND 0.50 0.530 25.0Arsenic 75 -1257/17/2006m g/L 0.76106

ND 0.50 0.516 25.0Barium 75 -1257/17/2006m g/L 1.6103

ND 0.50 0.517 25.0Beryllium 75 -1257/17/2006m g/L 0.58103

ND 0.50 0.519 25.0Cadm ium 75 -1257/17/2006m g/L 1.6104

ND 0.50 0.525 25.0Chrom ium 75 -1257/17/2006m g/L 0.76105

ND 0.50 0.541 25.0Cobalt 75 -1257/17/2006m g/L 1.7108

ND 0.50 0.531 25.0Copper 75 -1257/17/2006m g/L 1.9106

ND 0.50 0.548 25.0Lead 75 -1257/17/2006m g/L 2.0110

ND 0.50 0.531 25.0M olybdenum 75 -1257/17/2006m g/L 1.7106

ND 0.50 0.537 25.0Nickel 75 -1257/17/2006m g/L 1.1107

ND 0.50 0.509 25.0Selenium 75 -1257/17/2006m g/L 0.39102

ND 0.50 0.529 25.0Silver 75 -1257/17/2006m g/L 1.5106

ND 0.50 0.507 25.0Thallium 75 -1257/17/2006m g/L 3.4101

ND 0.50 0.534 25.0Vanadium 75 -1257/17/2006m g/L 1.9107

0.0100 0.50 0.535 25.0Zinc 75 -1257/17/2006m g/L 1.1105

M atrix Spike /M atrixSpike Duplicate -dba -7/21/2006 2:30:50 PM

@@ PES Environmental, Inc. Engineering & Enuironmentai Services d

UBWATORY: G ~ { @ L . b( JOB NUMBER: 2 cj* A ufm. ( 3 / . , #f>g -

NAME I LOCATION: &&dt?fi,* ' PROJECT MANAGER: - 3-I .I 4

I /: /E?z~~,I DESIGNATION

CHAIN OF CUSTODY RECORD

SAMPLERS: f l ,5'df1", f f 53%

RECORDER.

1682 NOVATO BOULEVARD, SUTTE 100 NOVATO. CALIFORNIA 94947

(415) 899-1600 FAX (415) 899-1601

I ANALYSIS REQUESTED i

I METKOD OF SHIPMENT:

I t I WWITE-Laboratcfy COPY YELLOW-Pmjed Mca C w PINKqield or M T I Cow

Entech AnalyticalLabs,Inc.3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

PES Environm ental,Inc.

1682NovatoBoulevard,Suite100

On July14,2006,samples werereceived underchainofcustody foranalysis.

Test/Com m entsM atrix

Novato,CA 94947

Jim Dunn

CertificateofAnalysis-FinalReport

Lab CertificateNum ber: 50393

ProjectNam e: Baxter

ProjectNum ber: 285.002.01

Issued: 07/20/2006

Entech analyzes samples "as received" unless otherwise noted.The followingresultsareincluded:

Liquid Chrom ium -VI:EPA 7196A forW aterand Groundwater/Std.M ethods (18thEd.)3500-Cr-D forW astewater

Dissolved M etalsby ICP:EPA 3005A /EPA 6010B forGroundwaterand W ater - EPA 200.7forW astewater

EPA 7470A Dissolved M ercuryforW aterand Groundwater / EPA 245.1Dissolved M ercuryforW astewater

TPH-Extractable:EPA 3510C /EPA 8015B

TPH-Purgeable:GC/M S

VOCs:EPA 5030C /EPA 8260B forGroundwaterand W ater - EPA 624forW astewater

Entech AnalyticalLabs,Inc.iscertified forenvironmentalanalyses by the StateofCalifornia(#2346).Ifyou have any questions regarding thisreport,please callus at408-588-0200ext.225.

Sincerely,

LaurieGlantz-M urphyLaboratoryDirector

Environm entalAnalysis Since 1983

Original signed by Laurie Glantz-Murphy

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-001 Sam pleID: 065C16GW M atrix: Liquid Sam pleDate: 7/13/2006 5:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium -VI:EPA 7196A for W aterand G roundwater/Std.M ethods (18th Ed.)3500-Cr-D for W astewater

Chrom ium (VI) ND mg/L0.0101.0 W CR60607147/14/2006N/AN/A

Reviewed by:JIsiderio

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:12PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-001 Sam pleID: 065C16GW M atrix: Liquid Sam pleDate: 7/13/2006 5:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

1,1,1,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,1-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,3-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dioxane ND µg/L501.0 W M 10607187/18/2006N/AN/A

2,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

2-Butanone (M EK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Hexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

4-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

Acetone 32 µg/L201.0 W M 10607187/18/2006N/AN/A

Acetonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrolein ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrylonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Benzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

BenzylChloride ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Brom obenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom odichlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom oform ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Disulfide 0.97 µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Tetrachloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroform ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:13PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-001 Sam pleID: 065C16GW M atrix: Liquid Sam pleDate: 7/13/2006 5:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

cis-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

cis-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Cyclohexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

Dibrom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dibrom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dichlorodifluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

DiisopropylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

EthylBenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Freon 113 ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Hexachlorobutadiene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Iodom ethane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Isopropanol ND µg/L201.0 W M 10607187/18/2006N/AN/A

Isopropylbenzene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethyl-t-butylEther ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethylene Chloride ND µg/L201.0 W M 10607187/18/2006N/AN/A

n-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

n-Propylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Naphthalene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

p-Isopropyltoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Pentachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

sec-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Styrene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

tert-Am ylM ethylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butanol(TBA) ND µg/L101.0 W M 10607187/18/2006N/AN/A

tert-ButylEthylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Tetrachloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Tetrahydrofuran ND µg/L201.0 W M 10607187/18/2006N/AN/A

Toluene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

Trichloroethene 1.3 µg/L0.501.0 W M 10607187/18/2006N/AN/A

Trichlorofluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

VinylAcetate ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

VinylChloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Xylenes,Total ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 99.7 60 130-

Dibrom ofluorom ethane 100 60 130-

Toluene-d8 99.2 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:13PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-001 Sam pleID: 065C16GW M atrix: Liquid Sam pleDate: 7/13/2006 5:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

EPA 7470A Dissolved M ercury for W aterand G roundwater / EPA 245.1Dissolved M ercury for W astewater

M ercury,Dissolved ND mg/L0.00021.0 W HGDISS0607197/19/2006W HGDISS060719B7/19/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Dissolved M etalsby ICP:EPA 3005A /EPA 6010B for G roundwaterand W ater - EPA 200.7for W astewater

Antim ony ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Arsenic 0.018 m g/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Barium 0.18 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Beryllium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cadm ium ND mg/L0.00201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Chrom ium 0.0080 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cobalt 0.036 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Copper ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Lead 0.014 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

M olybdenum 0.020 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Nickel 2.2 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Selenium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Silver ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Thallium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Vanadium 0.0080 m g/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Zinc ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Reviewed by:HDINH

Analyzed by:EQueja

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Purgeable:G C/M S

TPH as Gasoline ND µg/L251.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 96.8 60 130-

Dibrom ofluorom ethane 108 60 130-

Toluene-d8 94.8 60 130-

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Extractable:EPA 3510C /EPA 8015B

TPH as Diesel ND µg/L501.0 W D060715A7/19/2006W D060715A

420ppbm otoroilrange organics. No Dieselpattern.

7/15/2006

Reviewed by:ECunniffe

Analyzed by:JHsiangSurrogate SurrogateRecovery ControlLim its(% )

o-Terphenyl 38.6 22 133-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:13PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-002 Sam pleID: 065C100GW M atrix: Liquid Sam pleDate: 7/13/2006 5:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

1,1,1,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,1-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,3-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dioxane ND µg/L501.0 W M 10607187/18/2006N/AN/A

2,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

2-Butanone (M EK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Hexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

4-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

Acetone 28 µg/L201.0 W M 10607187/18/2006N/AN/A

Acetonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrolein ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrylonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Benzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

BenzylChloride ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Brom obenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom odichlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom oform ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Disulfide 1.6 µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Tetrachloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroform ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:13PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-002 Sam pleID: 065C100GW M atrix: Liquid Sam pleDate: 7/13/2006 5:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

cis-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

cis-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Cyclohexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

Dibrom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dibrom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dichlorodifluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

DiisopropylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

EthylBenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Freon 113 ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Hexachlorobutadiene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Iodom ethane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Isopropanol ND µg/L201.0 W M 10607187/18/2006N/AN/A

Isopropylbenzene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethyl-t-butylEther ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethylene Chloride ND µg/L201.0 W M 10607187/18/2006N/AN/A

n-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

n-Propylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Naphthalene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

p-Isopropyltoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Pentachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

sec-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Styrene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

tert-Am ylM ethylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butanol(TBA) ND µg/L101.0 W M 10607187/18/2006N/AN/A

tert-ButylEthylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Tetrachloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Tetrahydrofuran ND µg/L201.0 W M 10607187/18/2006N/AN/A

Toluene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

Trichloroethene 1.6 µg/L0.501.0 W M 10607187/18/2006N/AN/A

Trichlorofluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

VinylAcetate ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

VinylChloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Xylenes,Total ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 100 60 130-

Dibrom ofluorom ethane 98.7 60 130-

Toluene-d8 99.7 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-002 Sam pleID: 065C100GW M atrix: Liquid Sam pleDate: 7/13/2006 5:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Purgeable:G C/M S

TPH as Gasoline ND µg/L251.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 97.2 60 130-

Dibrom ofluorom ethane 107 60 130-

Toluene-d8 95.2 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-003 Sam pleID: Equip3 M atrix: Liquid Sam pleDate: 7/13/2006 5:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium -VI:EPA 7196A for W aterand G roundwater/Std.M ethods (18th Ed.)3500-Cr-D for W astewater

Chrom ium (VI) ND mg/L0.0101.0 W CR60607147/14/2006N/AN/A

Reviewed by:JIsiderio

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-003 Sam pleID: Equip3 M atrix: Liquid Sam pleDate: 7/13/2006 5:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

1,1,1,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,1-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,3-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dioxane ND µg/L501.0 W M 10607187/18/2006N/AN/A

2,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

2-Butanone (M EK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Hexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

4-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

Acetone ND µg/L201.0 W M 10607187/18/2006N/AN/A

Acetonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrolein ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrylonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Benzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

BenzylChloride ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Brom obenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom odichlorom ethane 1.2 µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom oform ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Disulfide ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Tetrachloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroform 24 µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-003 Sam pleID: Equip3 M atrix: Liquid Sam pleDate: 7/13/2006 5:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

cis-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

cis-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Cyclohexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

Dibrom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dibrom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dichlorodifluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

DiisopropylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

EthylBenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Freon 113 ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Hexachlorobutadiene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Iodom ethane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Isopropanol ND µg/L201.0 W M 10607187/18/2006N/AN/A

Isopropylbenzene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethyl-t-butylEther ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethylene Chloride ND µg/L201.0 W M 10607187/18/2006N/AN/A

n-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

n-Propylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Naphthalene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

p-Isopropyltoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Pentachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

sec-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Styrene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

tert-Am ylM ethylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butanol(TBA) ND µg/L101.0 W M 10607187/18/2006N/AN/A

tert-ButylEthylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Tetrachloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Tetrahydrofuran ND µg/L201.0 W M 10607187/18/2006N/AN/A

Toluene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

Trichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Trichlorofluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

VinylAcetate ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

VinylChloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Xylenes,Total ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 98.8 60 130-

Dibrom ofluorom ethane 101 60 130-

Toluene-d8 97.7 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-003 Sam pleID: Equip3 M atrix: Liquid Sam pleDate: 7/13/2006 5:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

EPA 7470A Dissolved M ercury for W aterand G roundwater / EPA 245.1Dissolved M ercury for W astewater

M ercury,Dissolved ND mg/L0.00021.0 W HGDISS0607197/19/2006W HGDISS060719B7/19/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Dissolved M etalsby ICP:EPA 3005A /EPA 6010B for G roundwaterand W ater - EPA 200.7for W astewater

Antim ony ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Arsenic ND mg/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Barium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Beryllium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cadm ium ND mg/L0.00201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Chrom ium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Cobalt ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Copper ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Lead ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

M olybdenum ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Nickel ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Selenium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Silver ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Thallium ND mg/L0.0201.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Vanadium ND mg/L0.00501.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Zinc 0.010 m g/L0.0101.0 W M 060717DISS7/18/2006W M 060717DISS7/17/2006

Reviewed by:HDINH

Analyzed by:EQueja

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Purgeable:G C/M S

TPH as Gasoline 25 µg/L251.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 95.9 60 130-

Dibrom ofluorom ethane 109 60 130-

Toluene-d8 93.3 60 130-

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Extractable:EPA 3510C /EPA 8015B

TPH as Diesel ND µg/L501.0 W D060715A7/19/2006W D060715A7/15/2006

Reviewed by:ECunniffe

Analyzed by:JHsiangSurrogate SurrogateRecovery ControlLim its(% )

o-Terphenyl 38.0 22 133-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-004 Sam pleID: Trip-3 M atrix: Liquid Sam pleDate: 7/13/2006 5:15PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

1,1,1,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,1-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1,2-Trichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,1-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,3-Trichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

1,3-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,3-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dichlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

1,4-Dioxane ND µg/L501.0 W M 10607187/18/2006N/AN/A

2,2-Dichloropropane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

2-Butanone (M EK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

2-Hexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

4-Chlorotoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/L201.0 W M 10607187/18/2006N/AN/A

Acetone ND µg/L201.0 W M 10607187/18/2006N/AN/A

Acetonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrolein ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Acrylonitrile ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Benzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

BenzylChloride ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Brom obenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom odichlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom oform ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Brom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Disulfide ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Carbon Tetrachloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorobenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chloroform ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Chlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-004 Sam pleID: Trip-3 M atrix: Liquid Sam pleDate: 7/13/2006 5:15PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 5030C /EPA 8260B for Groundwaterand W ater - EPA 624for W astewater

cis-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

cis-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Cyclohexanone ND µg/L201.0 W M 10607187/18/2006N/AN/A

Dibrom ochlorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dibrom om ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Dichlorodifluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

DiisopropylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

EthylBenzene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Freon 113 ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Hexachlorobutadiene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Iodom ethane ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Isopropanol ND µg/L201.0 W M 10607187/18/2006N/AN/A

Isopropylbenzene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethyl-t-butylEther ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

M ethylene Chloride ND µg/L201.0 W M 10607187/18/2006N/AN/A

n-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

n-Propylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Naphthalene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

p-Isopropyltoluene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Pentachloroethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

sec-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Styrene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

tert-Am ylM ethylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butanol(TBA) ND µg/L101.0 W M 10607187/18/2006N/AN/A

tert-ButylEthylEther ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

tert-Butylbenzene ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

Tetrachloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Tetrahydrofuran ND µg/L201.0 W M 10607187/18/2006N/AN/A

Toluene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,2-Dichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,3-Dichloropropene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/L1.01.0 W M 10607187/18/2006N/AN/A

Trichloroethene ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Trichlorofluorom ethane ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

VinylAcetate ND µg/L5.01.0 W M 10607187/18/2006N/AN/A

VinylChloride ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Xylenes,Total ND µg/L0.501.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 99.1 60 130-

Dibrom ofluorom ethane 90.2 60 130-

Toluene-d8 97.8 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 07/14/2006

ProjectNumber: 285.002.01

Lab #: 50393-004 Sam pleID: Trip-3 M atrix: Liquid Sam pleDate: 7/13/2006 5:15PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

TPH -Purgeable:G C/M S

TPH as Gasoline ND µg/L251.0 W M 10607187/18/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:XBianSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 96.3 60 130-

Dibrom ofluorom ethane 97.5 60 130-

Toluene-d8 93.4 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.7/20/20065:21:14PM -dbaQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: dba -07/17/06Q C/Prep Batch ID: W D060715A

Q C/Prep Date: 7/15/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - TPH-Extractable:EPA 3510C /EPA 8015B

TPH as Diesel ND 1 µg/L50

Surrogatefor Blank % Recovery ControlLim its

o-Terphenyl 45.9 22 133-

Q CReport-dba -7/20/2006 5:21:22 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -07/19/06Q C Batch ID: W M 1060718

QC Batch Analysis Date: 7/18/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - VO Cs:EPA 5030C /EPA 8260B for Groundw ater and W ater - EPA 624 for W astew ater

1,1,1,2-Tetrachloroethane ND 1 µg/L0.50

1,1,1-Trichloroethane ND 1 µg/L0.50

1,1,2,2-Tetrachloroethane ND 1 µg/L0.50

1,1,2-Trichloroethane ND 1 µg/L0.50

1,1-Dichloroethane ND 1 µg/L0.50

1,1-Dichloroethene ND 1 µg/L0.50

1,1-Dichloropropene ND 1 µg/L0.50

1,2,3-Trichlorobenzene ND 1 µg/L5.0

1,2,3-Trichloropropane ND 1 µg/L0.50

1,2,4-Trichlorobenzene ND 1 µg/L5.0

1,2,4-Trim ethylbenzene ND 1 µg/L5.0

1,2-Dibrom o-3-Chloropropane ND 1 µg/L5.0

1,2-Dibrom oethane (EDB) ND 1 µg/L0.50

1,2-Dichlorobenzene ND 1 µg/L0.50

1,2-Dichloroethane ND 1 µg/L0.50

1,2-Dichloropropane ND 1 µg/L0.50

1,3,5-Trim ethylbenzene ND 1 µg/L5.0

1,3-Dichlorobenzene ND 1 µg/L0.50

1,3-Dichloropropane ND 1 µg/L0.50

1,4-Dichlorobenzene ND 1 µg/L0.50

1,4-Dioxane ND 1 µg/L50

2,2-Dichloropropane ND 1 µg/L0.50

2-Butanone (M EK) ND 1 µg/L20

2-Chloroethyl-vinylEther ND 1 µg/L5.0

2-Chlorotoluene ND 1 µg/L5.0

2-Hexanone ND 1 µg/L20

4-Chlorotoluene ND 1 µg/L5.0

4-M ethyl-2-Pentanone(M IBK) ND 1 µg/L20

Acetone ND 1 µg/L20

Acetonitrile ND 1 µg/L5.0

Acrolein ND 1 µg/L5.0

Acrylonitrile ND 1 µg/L5.0

Benzene ND 1 µg/L0.50

BenzylChloride ND 1 µg/L5.0

Brom obenzene ND 1 µg/L0.50

Brom ochlorom ethane ND 1 µg/L0.50

Brom odichlorom ethane ND 1 µg/L0.50

Brom oform ND 1 µg/L0.50

Brom om ethane ND 1 µg/L0.50

Carbon Disulfide ND 1 µg/L0.50

Carbon Tetrachloride ND 1 µg/L0.50

Chlorobenzene ND 1 µg/L0.50

Chloroethane ND 1 µg/L0.50

Chloroform ND 1 µg/L0.50

Chlorom ethane ND 1 µg/L0.50

cis-1,2-Dichloroethene ND 1 µg/L0.50

cis-1,3-Dichloropropene ND 1 µg/L0.50

Cyclohexanone ND 1 µg/L20

Dibrom ochlorom ethane ND 1 µg/L0.50

Q CReport-dba -7/20/2006 5:21:24 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -07/19/06Q C Batch ID: W M 1060718

QC Batch Analysis Date: 7/18/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - VO Cs:EPA 5030C /EPA 8260B for Groundw ater and W ater - EPA 624 for W astew ater

Dibrom om ethane ND 1 µg/L0.50

Dichlorodifluorom ethane ND 1 µg/L0.50

DiisopropylEther ND 1 µg/L5.0

EthylBenzene ND 1 µg/L0.50

Freon 113 ND 1 µg/L5.0

Hexachlorobutadiene ND 1 µg/L5.0

Iodom ethane ND 1 µg/L5.0

Isopropanol ND 1 µg/L20

Isopropylbenzene ND 1 µg/L1.0

M ethylene Chloride ND 1 µg/L20

M ethyl-t-butylEther ND 1 µg/L1.0

Naphthalene ND 1 µg/L5.0

n-Butylbenzene ND 1 µg/L5.0

n-Propylbenzene ND 1 µg/L5.0

Pentachloroethane ND 1 µg/L0.50

p-Isopropyltoluene ND 1 µg/L5.0

sec-Butylbenzene ND 1 µg/L5.0

Styrene ND 1 µg/L0.50

tert-Am ylM ethylEther ND 1 µg/L5.0

tert-Butanol(TBA) ND 1 µg/L10

tert-ButylEthylEther ND 1 µg/L5.0

tert-Butylbenzene ND 1 µg/L5.0

Tetrachloroethene ND 1 µg/L0.50

Tetrahydrofuran ND 1 µg/L20

Toluene ND 1 µg/L0.50

trans-1,2-Dichloroethene ND 1 µg/L0.50

trans-1,3-Dichloropropene ND 1 µg/L0.50

trans-1,4-Dichloro-2-butene ND 1 µg/L1.0

Trichloroethene ND 1 µg/L0.50

Trichlorofluorom ethane ND 1 µg/L0.50

VinylAcetate ND 1 µg/L5.0

VinylChloride ND 1 µg/L0.50

Xylenes,Total ND 1 µg/L0.50

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 99.8 70 125-

Dibrom ofluorom ethane 88.3 70 125-

Toluene-d8 96.4 70 125-

Validated by: M aiChiTu -07/19/06Q C Batch ID: W M 1060718

QC Batch Analysis Date: 7/18/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Liquid - TPH-Purgeable:GC/M S

TPH as G asoline ND 1 µg/L25

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 96.9 60 130-

Dibrom ofluorom ethane 95.4 60 130-

Toluene-d8 92.1 60 130-

Q CReport-dba -7/20/2006 5:21:24 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JIsiderio -07/14/06Q C Batch ID: W CR6060714

QC Batch ID Analysis Date: 7/14/2006

LCS /LCSD - Liquid - Chrom ium -VI:EPA 7196A for W ater and Groundw ater /Std.M ethods (18th Ed.)3500-Cr-D for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.010 0.10 0.0961Chrom ium (VI) 75 -12596.1m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.010 0.10 0.100 25.0Chrom ium (VI) 75 -1254.3100m g/L

Q CReport-dba -7/20/2006 5:21:25 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: dba -07/17/06Q C Batch ID: W D060715A

Q C/Prep Date: 7/15/2006

LCS /LCSD - Liquid - TPH-Extractable:EPA 3510C /EPA 8015B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<50 1000 536TPH as Diesel 40 -13853.6µg/L

<200 1000 677TPH as M otorO il 40 -13867.7µg/L

Surrogate % Recovery ControlLim its

o-Terphenyl 75.0 22 133-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<50 1000 533 25.0TPH as Diesel 40 -1380.5653.3µg/L

<200 1000 699 25.0TPH as M otorO il 40 -1383.269.9µg/L

Surrogate % Recovery ControlLim its

o-Terphenyl 60.3 22 133-

Q CReport-dba -7/20/2006 5:21:26 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/20/06Prep/Q C Batch ID: W HG DISS060719B /W HG DISS060719

Q C/Prep Date: 7/19/2006

LCS /LCSD - Liquid - EPA 7470A Dissolved M ercury for W ater and Groundw ater / EPA 245.1 Dissolved M ercury for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.0002 0.0020 0.00200M ercury,Dissolved 75 -125100m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.0002 0.0020 0.00187 25.0M ercury,Dissolved 75 -1256.793.5m g/L

Q CReport-dba -7/20/2006 5:21:26 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/18/06Q C Batch ID: W M 060717DISS

Q C/Prep Date: 7/17/2006

LCS /LCSD - Liquid - Dissolved M etals by ICP:EPA 3005A /EPA 6010B for G roundw ater and W ater -EPA 200.7 for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.010 0.50 0.531Antim ony 75 -125106m g/L

<0.010 0.50 0.505Arsenic 75 -125101m g/L

<0.0050 0.50 0.503Barium 75 -125101m g/L

<0.0050 0.50 0.496Beryllium 75 -12599.2m g/L

<0.0020 0.50 0.500Cadm ium 75 -125100m g/L

<0.0050 0.50 0.507Chrom ium 75 -125101m g/L

<0.0050 0.50 0.519Cobalt 75 -125104m g/L

<0.0050 0.50 0.514Copper 75 -125103m g/L

<0.050 0.50 0.523Iron 75 -125105m g/L

<0.0050 0.50 0.523Lead 75 -125105m g/L

<0.0020 0.50 0.521M anganese 75 -125104m g/L

<0.0050 0.50 0.517M olybdenum 75 -125103m g/L

<0.0050 0.50 0.518Nickel 75 -125104m g/L

<0.020 0.50 0.479Selenium 75 -12595.8m g/L

<0.0050 0.50 0.510Silver 75 -125102m g/L

<0.020 0.50 0.477Thallium 75 -12595.4m g/L

<0.0050 0.50 0.515Vanadium 75 -125103m g/L

<0.010 0.50 0.509Zinc 75 -125102m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.010 0.50 0.526 25.0Antim ony 75 -1250.95105m g/L

<0.010 0.50 0.501 25.0Arsenic 75 -1250.80100m g/L

<0.0050 0.50 0.493 25.0Barium 75 -1252.098.6m g/L

<0.0050 0.50 0.486 25.0Beryllium 75 -1252.097.2m g/L

<0.0020 0.50 0.494 25.0Cadm ium 75 -1251.298.8m g/L

<0.0050 0.50 0.498 25.0Chrom ium 75 -1251.899.6m g/L

<0.0050 0.50 0.513 25.0Cobalt 75 -1251.2103m g/L

<0.0050 0.50 0.506 25.0Copper 75 -1251.6101m g/L

<0.050 0.50 0.504 25.0Iron 75 -1253.7101m g/L

<0.0050 0.50 0.513 25.0Lead 75 -1251.9103m g/L

<0.0020 0.50 0.512 25.0M anganese 75 -1251.7102m g/L

<0.0050 0.50 0.508 25.0M olybdenum 75 -1251.8102m g/L

<0.0050 0.50 0.508 25.0Nickel 75 -1251.9102m g/L

<0.020 0.50 0.478 25.0Selenium 75 -1250.2195.6m g/L

<0.0050 0.50 0.506 25.0Silver 75 -1250.79101m g/L

<0.020 0.50 0.473 25.0Thallium 75 -1250.8494.6m g/L

<0.0050 0.50 0.508 25.0Vanadium 75 -1251.4102m g/L

<0.010 0.50 0.501 25.0Zinc 75 -1251.6100m g/L

Q CReport-dba -7/20/2006 5:21:27 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: M aiChiTu -07/19/06Q C Batch ID: W M 1060718

QC Batch ID Analysis Date: 7/18/2006

LCS /LCSD - Liquid - VO Cs:EPA 5030C /EPA 8260B for Groundw ater and W ater - EPA 624 for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.50 20 17.61,1-Dichloroethene 70 -13088.0µg/L

<0.50 20 20.4Benzene 70 -130102µg/L

<0.50 20 20.5Chlorobenzene 70 -130102µg/L

<1.0 20 15.7M ethyl-t-butylEther 70 -13078.5µg/L

<0.50 20 19.0Toluene 70 -13095.0µg/L

<0.50 20 20.2Trichloroethene 70 -130101µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 97.0 60 130-

Dibrom ofluorom ethane 90.9 60 130-

Toluene-d8 94.4 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.50 20 17.6 25.01,1-Dichloroethene 70 -1300.088.0µg/L

<0.50 20 20.7 25.0Benzene 70 -1301.5104µg/L

<0.50 20 20.8 25.0Chlorobenzene 70 -1301.5104µg/L

<1.0 20 16.9 25.0M ethyl-t-butylEther 70 -1307.484.5µg/L

<0.50 20 19.1 25.0Toluene 70 -1300.5295.5µg/L

<0.50 20 20.2 25.0Trichloroethene 70 -1300.0101µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 102.0 60 130-

Dibrom ofluorom ethane 91.3 60 130-

Toluene-d8 96.1 60 130-

Reviewed by: M aiChiTu -07/19/06Q C Batch ID: W M 1060718

QC Batch ID Analysis Date: 7/18/2006

LCS /LCSD - Liquid - TPH-Purgeable:GC/M S

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<25 120 126TPH as Gasoline 65 -135101µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 94.6 60 130-

Dibrom ofluorom ethane 93.5 60 130-

Toluene-d8 94.3 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<25 120 122 25.0TPH as Gasoline 65 -1353.297.4µg/L

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 95.8 60 130-

Dibrom ofluorom ethane 93.9 60 130-

Toluene-d8 91.2 60 130-

Q CReport-dba -7/20/2006 5:21:28 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JIsiderio -07/14/06Q C Batch ID: W CR6060714

QC Batch ID Analysis Date: 7/14/2006

M S /M SD - Liquid - Chrom ium -VI:EPA 7196A for W ater and Groundw ater /Std.M ethods (18th Ed.)3500-Cr-Dfor W astew ater

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50393-003M S

ND 0.10 0.0905Chrom ium (VI) 75 -1257/14/2006m g/L 90.5

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50393-003

RPD RPD Lim its

M SD

ND 0.10 0.0922 25.0Chrom ium (VI) 75 -1257/14/2006m g/L 1.892.2

Q CReport-dba -7/20/2006 5:21:29 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -07/18/06Q C/Prep Batch ID: W M 060717DISS

Q C/Prep Date: 7/17/2006

M S /M SD - Liquid - Dissolved M etals by ICP:EPA 3005A /EPA 6010B for G roundw ater and W ater - EPA 200.7 for W astew ater

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50393-003M S

ND 0.50 0.550Antim ony 75 -1257/17/2006m g/L 110

ND 0.50 0.526Arsenic 75 -1257/17/2006m g/L 105

ND 0.50 0.508Barium 75 -1257/17/2006m g/L 102

ND 0.50 0.514Beryllium 75 -1257/17/2006m g/L 103

ND 0.50 0.511Cadm ium 75 -1257/17/2006m g/L 102

ND 0.50 0.521Chrom ium 75 -1257/17/2006m g/L 104

ND 0.50 0.532Cobalt 75 -1257/17/2006m g/L 106

ND 0.50 0.521Copper 75 -1257/17/2006m g/L 104

ND 0.50 0.537Lead 75 -1257/17/2006m g/L 107

ND 0.50 0.522M olybdenum 75 -1257/17/2006m g/L 104

ND 0.50 0.531Nickel 75 -1257/17/2006m g/L 106

ND 0.50 0.507Selenium 75 -1257/17/2006m g/L 101

ND 0.50 0.521Silver 75 -1257/17/2006m g/L 104

ND 0.50 0.490Thallium 75 -1257/17/2006m g/L 98.0

ND 0.50 0.524Vanadium 75 -1257/17/2006m g/L 105

0.0100 0.50 0.529Zinc 75 -1257/17/2006m g/L 104

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 50393-003

RPD RPD Lim its

M SD

ND 0.50 0.555 25.0Antim ony 75 -1257/17/2006m g/L 0.90111

ND 0.50 0.530 25.0Arsenic 75 -1257/17/2006m g/L 0.76106

ND 0.50 0.516 25.0Barium 75 -1257/17/2006m g/L 1.6103

ND 0.50 0.517 25.0Beryllium 75 -1257/17/2006m g/L 0.58103

ND 0.50 0.519 25.0Cadm ium 75 -1257/17/2006m g/L 1.6104

ND 0.50 0.525 25.0Chrom ium 75 -1257/17/2006m g/L 0.76105

ND 0.50 0.541 25.0Cobalt 75 -1257/17/2006m g/L 1.7108

ND 0.50 0.531 25.0Copper 75 -1257/17/2006m g/L 1.9106

ND 0.50 0.548 25.0Lead 75 -1257/17/2006m g/L 2.0110

ND 0.50 0.531 25.0M olybdenum 75 -1257/17/2006m g/L 1.7106

ND 0.50 0.537 25.0Nickel 75 -1257/17/2006m g/L 1.1107

ND 0.50 0.509 25.0Selenium 75 -1257/17/2006m g/L 0.39102

ND 0.50 0.529 25.0Silver 75 -1257/17/2006m g/L 1.5106

ND 0.50 0.507 25.0Thallium 75 -1257/17/2006m g/L 3.4101

ND 0.50 0.534 25.0Vanadium 75 -1257/17/2006m g/L 1.9107

0.0100 0.50 0.535 25.0Zinc 75 -1257/17/2006m g/L 1.1105

Q CReport-dba -7/20/2006 5:21:29 PM

Entech Analytical Labs, Inc. 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

PES Environmental, Inc.1682 Novato Boulevard, Suite 100

On July 17, 2006, samples were received under chain of custody for analysis.

TestMatrix

Novato, CA 94947

Jim Dunn

Comments

Certificate of Analysis - Final Report

Lab Certificate Number: 50419

Project Name: BaxterProject Number: 285.002.01

Issued: 07/24/2006

P.O. Number: 285.002.01.003

Entech analyzes samples "as received" unless otherwise noted. The following results are included:

Liquid TPH-Extractable: EPA 3510C / EPA 8015BVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for WastewaterTPH-Purgeable: GC/MS

Entech Analytical Labs, Inc. is certified for environmental analyses by the State of California (#2346). If you have any questions regarding this report, please call us at 408-588-0200 ext. 225.

Sincerely,

Erin CunniffeOperations Manager

Environmental Analysis Since 1983

Original signed by Erin Cunniffe

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-001 Sample ID: 065C-09-GW Matrix: Liquid Sample Date: 7/14/2006 9:30 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607197/19/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607197/19/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607197/19/2006N/AN/A2-Hexanone ND g/L201.0 WM10607197/19/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607197/19/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607197/19/2006N/AN/AAcetone 75 g/L201.0 WM10607197/19/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607197/19/2006N/AN/AAcrolein ND g/L5.01.0 WM10607197/19/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607197/19/2006N/AN/ABenzene ND g/L0.501.0 WM10607197/19/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607197/19/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ABromoform ND g/L0.501.0 WM10607197/19/2006N/AN/ABromomethane ND g/L0.501.0 WM10607197/19/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM10607197/19/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607197/19/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/AChloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/AChloroform ND g/L0.501.0 WM10607197/19/2006N/AN/AChloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-001 Sample ID: 065C-09-GW Matrix: Liquid Sample Date: 7/14/2006 9:30 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/ACyclohexanone ND g/L201.0 WM10607197/19/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607197/19/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607197/19/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607197/19/2006N/AN/AIodomethane ND g/L5.01.0 WM10607197/19/2006N/AN/AIsopropanol ND g/L201.0 WM10607197/19/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607197/19/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM10607197/19/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607197/19/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607197/19/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607197/19/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/AStyrene ND g/L0.501.0 WM10607197/19/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607197/19/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607197/19/2006N/AN/AToluene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607197/19/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607197/19/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607197/19/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607197/19/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607197/19/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 102 60 130-Dibromofluoromethane 96.9 60 130-Toluene-d8 98.8 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-001 Sample ID: 065C-09-GW Matrix: Liquid Sample Date: 7/14/2006 9:30 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM10607197/19/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 99.6 60 130-Dibromofluoromethane 105 60 130-Toluene-d8 94.4 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L521.0 WD060719A7/23/2006WD060719A200 ppb Hydrocarbon (C10-C36). No Diesel pattern present.

7/19/2006

Reviewed by: ECunniffe

Analyzed by: EricKumSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 64.6 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-002 Sample ID: 065R-05-GW Matrix: Liquid Sample Date: 7/14/2006 10:00 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607197/19/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607197/19/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607197/19/2006N/AN/A2-Hexanone ND g/L201.0 WM10607197/19/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607197/19/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607197/19/2006N/AN/AAcetone 30 g/L201.0 WM10607197/19/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607197/19/2006N/AN/AAcrolein ND g/L5.01.0 WM10607197/19/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607197/19/2006N/AN/ABenzene ND g/L0.501.0 WM10607197/19/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607197/19/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ABromoform ND g/L0.501.0 WM10607197/19/2006N/AN/ABromomethane ND g/L0.501.0 WM10607197/19/2006N/AN/ACarbon Disulfide 0.55 g/L0.501.0 WM10607197/19/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607197/19/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/AChloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/AChloroform ND g/L0.501.0 WM10607197/19/2006N/AN/AChloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-002 Sample ID: 065R-05-GW Matrix: Liquid Sample Date: 7/14/2006 10:00 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/ACyclohexanone ND g/L201.0 WM10607197/19/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607197/19/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607197/19/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607197/19/2006N/AN/AIodomethane ND g/L5.01.0 WM10607197/19/2006N/AN/AIsopropanol ND g/L201.0 WM10607197/19/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607197/19/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM10607197/19/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607197/19/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607197/19/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607197/19/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/AStyrene ND g/L0.501.0 WM10607197/19/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607197/19/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607197/19/2006N/AN/AToluene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607197/19/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607197/19/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607197/19/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607197/19/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607197/19/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 102 60 130-Dibromofluoromethane 97.7 60 130-Toluene-d8 98.5 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-002 Sample ID: 065R-05-GW Matrix: Liquid Sample Date: 7/14/2006 10:00 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM10607197/19/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 99.0 60 130-Dibromofluoromethane 106 60 130-Toluene-d8 94.0 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L581.2 WD060719A7/23/2006WD060719A400 ppb Motor Oil Range Organics (C12-C34). No Diesel pattern present.

7/19/2006

Reviewed by: ECunniffe

Analyzed by: EricKumSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 70.8 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-003 Sample ID: Trip-4 Matrix: Liquid Sample Date: 7/14/2006 10:30 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM10607197/19/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/A1,4-Dioxane ND g/L501.0 WM10607197/19/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM10607197/19/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM10607197/19/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM10607197/19/2006N/AN/A2-Hexanone ND g/L201.0 WM10607197/19/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM10607197/19/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM10607197/19/2006N/AN/AAcetone ND g/L201.0 WM10607197/19/2006N/AN/AAcetonitrile ND g/L5.01.0 WM10607197/19/2006N/AN/AAcrolein ND g/L5.01.0 WM10607197/19/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM10607197/19/2006N/AN/ABenzene ND g/L0.501.0 WM10607197/19/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM10607197/19/2006N/AN/ABromobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/ABromochloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ABromodichloromethane 1.2 g/L0.501.0 WM10607197/19/2006N/AN/ABromoform ND g/L0.501.0 WM10607197/19/2006N/AN/ABromomethane ND g/L0.501.0 WM10607197/19/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM10607197/19/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM10607197/19/2006N/AN/AChlorobenzene ND g/L0.501.0 WM10607197/19/2006N/AN/AChloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/AChloroform 24 g/L0.501.0 WM10607197/19/2006N/AN/AChloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-003 Sample ID: Trip-4 Matrix: Liquid Sample Date: 7/14/2006 10:30 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/ACyclohexanone ND g/L201.0 WM10607197/19/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADibromomethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM10607197/19/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM10607197/19/2006N/AN/AFreon 113 ND g/L5.01.0 WM10607197/19/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM10607197/19/2006N/AN/AIodomethane ND g/L5.01.0 WM10607197/19/2006N/AN/AIsopropanol ND g/L201.0 WM10607197/19/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM10607197/19/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM10607197/19/2006N/AN/AMethylene Chloride ND g/L201.0 WM10607197/19/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/ANaphthalene ND g/L5.01.0 WM10607197/19/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM10607197/19/2006N/AN/APentachloroethane ND g/L0.501.0 WM10607197/19/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/AStyrene ND g/L0.501.0 WM10607197/19/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM10607197/19/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM10607197/19/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM10607197/19/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/ATetrahydrofuran ND g/L201.0 WM10607197/19/2006N/AN/AToluene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM10607197/19/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM10607197/19/2006N/AN/ATrichloroethene ND g/L0.501.0 WM10607197/19/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM10607197/19/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM10607197/19/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM10607197/19/2006N/AN/AXylenes, Total ND g/L0.501.0 WM10607197/19/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 101 60 130-Dibromofluoromethane 91.7 60 130-Toluene-d8 96.6 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:32 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

P.O. Number: 285.002.01.003

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/17/2006

Project Number: 285.002.01

Lab # : 50419-003 Sample ID: Trip-4 Matrix: Liquid Sample Date: 7/14/2006 10:30 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline 35 g/L251.0 WM10607197/19/2006N/AAtypical pattern. No indication of gasoline.

N/A

Reviewed by: MaiChiTu

Analyzed by: XBianSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 98.3 60 130-Dibromofluoromethane 99.1 60 130-Toluene-d8 92.2 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/24/2006 6:28:33 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/20/06QC Batch ID: WM1060719QC Batch Analysis Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND 1 g/L0.501,1,1-Trichloroethane ND 1 g/L0.501,1,2,2-Tetrachloroethane ND 1 g/L0.501,1,2-Trichloroethane ND 1 g/L0.501,1-Dichloroethane ND 1 g/L0.501,1-Dichloroethene ND 1 g/L0.501,1-Dichloropropene ND 1 g/L0.501,2,3-Trichlorobenzene ND 1 g/L5.01,2,3-Trichloropropane ND 1 g/L0.501,2,4-Trichlorobenzene ND 1 g/L5.01,2,4-Trimethylbenzene ND 1 g/L5.01,2-Dibromo-3-Chloropropane ND 1 g/L5.01,2-Dibromoethane (EDB) ND 1 g/L0.501,2-Dichlorobenzene ND 1 g/L0.501,2-Dichloroethane ND 1 g/L0.501,2-Dichloropropane ND 1 g/L0.501,3,5-Trimethylbenzene ND 1 g/L5.01,3-Dichlorobenzene ND 1 g/L0.501,3-Dichloropropane ND 1 g/L0.501,4-Dichlorobenzene ND 1 g/L0.501,4-Dioxane ND 1 g/L502,2-Dichloropropane ND 1 g/L0.502-Butanone (MEK) ND 1 g/L202-Chloroethyl-vinyl Ether ND 1 g/L5.02-Chlorotoluene ND 1 g/L5.02-Hexanone ND 1 g/L204-Chlorotoluene ND 1 g/L5.04-Methyl-2-Pentanone(MIBK) ND 1 g/L20Acetone ND 1 g/L20Acetonitrile ND 1 g/L5.0Acrolein ND 1 g/L5.0Acrylonitrile ND 1 g/L5.0Benzene ND 1 g/L0.50Benzyl Chloride ND 1 g/L5.0Bromobenzene ND 1 g/L0.50Bromochloromethane ND 1 g/L0.50Bromodichloromethane ND 1 g/L0.50Bromoform ND 1 g/L0.50Bromomethane ND 1 g/L0.50Carbon Disulfide ND 1 g/L0.50Carbon Tetrachloride ND 1 g/L0.50Chlorobenzene ND 1 g/L0.50Chloroethane ND 1 g/L0.50Chloroform ND 1 g/L0.50Chloromethane ND 1 g/L0.50cis-1,2-Dichloroethene ND 1 g/L0.50cis-1,3-Dichloropropene ND 1 g/L0.50Cyclohexanone ND 1 g/L20Dibromochloromethane ND 1 g/L0.50

QCReport - ECunniffe - 7/24/2006 6:29:11 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/20/06QC Batch ID: WM1060719QC Batch Analysis Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Dibromomethane ND 1 g/L0.50Dichlorodifluoromethane ND 1 g/L0.50Diisopropyl Ether ND 1 g/L5.0Ethyl Benzene ND 1 g/L0.50Freon 113 ND 1 g/L5.0Hexachlorobutadiene ND 1 g/L5.0Iodomethane ND 1 g/L5.0Isopropanol ND 1 g/L20Isopropylbenzene ND 1 g/L1.0Methylene Chloride ND 1 g/L20Methyl-t-butyl Ether ND 1 g/L1.0Naphthalene ND 1 g/L5.0n-Butylbenzene ND 1 g/L5.0n-Propylbenzene ND 1 g/L5.0Pentachloroethane ND 1 g/L0.50p-Isopropyltoluene ND 1 g/L5.0sec-Butylbenzene ND 1 g/L5.0Styrene ND 1 g/L0.50tert-Amyl Methyl Ether ND 1 g/L5.0tert-Butanol (TBA) ND 1 g/L10tert-Butyl Ethyl Ether ND 1 g/L5.0tert-Butylbenzene ND 1 g/L5.0Tetrachloroethene ND 1 g/L0.50Tetrahydrofuran ND 1 g/L20Toluene ND 1 g/L0.50trans-1,2-Dichloroethene ND 1 g/L0.50trans-1,3-Dichloropropene ND 1 g/L0.50trans-1,4-Dichloro-2-butene ND 1 g/L1.0Trichloroethene ND 1 g/L0.50Trichlorofluoromethane ND 1 g/L0.50Vinyl Acetate ND 1 g/L5.0Vinyl Chloride ND 1 g/L0.50Xylenes, Total ND 1 g/L0.50

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 99.3 70 125-Dibromofluoromethane 88.5 70 125-Toluene-d8 96.8 70 125-

Validated by: MaiChiTu - 07/20/06QC Batch ID: WM1060719QC Batch Analysis Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/L25

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 96.5 60 130-Dibromofluoromethane 95.7 60 130-Toluene-d8 92.4 60 130-

QCReport - ECunniffe - 7/24/2006 6:29:12 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/20/06QC Batch ID: WM1060719QC Batch ID Analysis Date: 7/19/2006

LCS / LCSD - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.50 20 16.61,1-Dichloroethene 70 - 13083.0g/L<0.50 20 19.9Benzene 70 - 13099.5g/L<0.50 20 19.9Chlorobenzene 70 - 13099.5g/L<1.0 20 15.6Methyl-t-butyl Ether 70 - 13078.0g/L

<0.50 20 18.5Toluene 70 - 13092.5g/L<0.50 20 19.4Trichloroethene 70 - 13097.0g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 103.0 60 130-Dibromofluoromethane 91.0 60 130-Toluene-d8 95.0 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.50 20 17.8 25.01,1-Dichloroethene 70 - 1307.089.0g/L<0.50 20 21.4 25.0Benzene 70 - 1307.3107g/L<0.50 20 20.5 25.0Chlorobenzene 70 - 1303.0102g/L<1.0 20 18.0 25.0Methyl-t-butyl Ether 70 - 1301490.0g/L

<0.50 20 19.0 25.0Toluene 70 - 1302.795.0g/L<0.50 20 20.2 25.0Trichloroethene 70 - 1304.0101g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 107.0 60 130-Dibromofluoromethane 92.8 60 130-Toluene-d8 93.4 60 130-

Reviewed by: MaiChiTu - 07/20/06QC Batch ID: WM1060719QC Batch ID Analysis Date: 7/19/2006

LCS / LCSD - Liquid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<25 120 124TPH as Gasoline 65 - 13599.0g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 95.5 60 130-Dibromofluoromethane 93.4 60 130-Toluene-d8 91.3 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<25 120 124 25.0TPH as Gasoline 65 - 1350.1698.9g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 96.3 60 130-Dibromofluoromethane 96.4 60 130-Toluene-d8 90.8 60 130-

QCReport - ECunniffe - 7/24/2006 6:29:13 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: ECunniffe - 07/20/06QC/Prep Batch ID: WD060719AQC/Prep Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND 1 g/L50

Surrogate for Blank % Recovery Control Limitso-Terphenyl 53.9 22 133-

Reviewed by: ECunniffe - 07/20/06QC Batch ID: WD060719AQC/Prep Date: 7/19/2006

LCS / LCSD - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<50 1000 623TPH as Diesel 40 - 13862.3g/L<200 1000 778TPH as Motor Oil 40 - 13877.8g/L

Surrogate % Recovery Control Limitso-Terphenyl 79.2 22 133-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<50 1000 671 25.0TPH as Diesel 40 - 1387.467.1g/L<200 1000 792 25.0TPH as Motor Oil 40 - 1381.879.2g/L

Surrogate % Recovery Control Limitso-Terphenyl 85.0 22 133-

QCReport - ECunniffe - 7/24/2006 6:31:27 PM

Entech Analytical Labs, Inc. 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

PES Environmental, Inc.1682 Novato Boulevard, Suite 100

On July 18, 2006, samples were received under chain of custody for analysis.

TestMatrix

Novato, CA 94947

Jim Dunn

Comments

Certificate of Analysis - Final Report

Lab Certificate Number: 50438

Project Name: BaxterProject Number: 285.002.01

Issued: 07/20/2006

Entech analyzes samples "as received" unless otherwise noted. The following results are included:

Liquid EPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for WastewaterDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for WastewaterChromium-VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for WastewaterTPH-Extractable: EPA 3510C / EPA 8015BVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for WastewaterTPH-Purgeable: GC/MS

Entech Analytical Labs, Inc. is certified for environmental analyses by the State of California (#2346). If you have any questions regarding this report, please call us at 408-588-0200 ext. 225.

Sincerely,

Erin CunniffeOperations Manager

Environmental Analysis Since 1983

Original signed by Erin Cunniffe

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-001 Sample ID: 06SR-05-GW Matrix: Liquid Sample Date: 7/17/2006 11:00 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607187/18/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved ND mg/L0.00021.0 WHGDISS0607197/19/2006WHGDISS060719B7/19/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Arsenic 0.031 mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Barium 0.50 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Beryllium ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Cadmium ND mg/L0.00201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Chromium 0.0090 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Cobalt 0.017 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Copper ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Lead 0.027 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Molybdenum 0.020 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Nickel 0.031 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Selenium ND mg/L0.0201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Silver ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Thallium ND mg/L0.0201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Vanadium 0.017 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Zinc ND mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006

Reviewed by: HDINH

Analyzed by: Equeja

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:04 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-002 Sample ID: 06SC-09-GW Matrix: Liquid Sample Date: 7/17/2006 11:30 AM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607187/18/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved ND mg/L0.00021.0 WHGDISS0607197/19/2006WHGDISS060719B7/19/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Arsenic 0.016 mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Barium 0.19 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Beryllium ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Cadmium ND mg/L0.00201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Chromium 0.0080 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Cobalt 0.0070 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Copper ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Lead 0.019 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Molybdenum 0.018 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Nickel 0.013 mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Selenium ND mg/L0.0201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Silver ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Thallium ND mg/L0.0201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Vanadium ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Zinc ND mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006

Reviewed by: HDINH

Analyzed by: EQueja

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:04 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-003 Sample ID: 06SC-10-GW Matrix: Liquid Sample Date: 7/17/2006 12:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607187/18/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:04 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-003 Sample ID: 06SC-10-GW Matrix: Liquid Sample Date: 7/17/2006 12:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM20607207/20/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM20607207/20/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM20607207/20/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM20607207/20/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM20607207/20/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM20607207/20/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM20607207/20/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM20607207/20/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM20607207/20/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM20607207/20/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM20607207/20/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM20607207/20/2006N/AN/A1,4-Dioxane ND g/L501.0 WM20607207/20/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM20607207/20/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM20607207/20/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM20607207/20/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM20607207/20/2006N/AN/A2-Hexanone ND g/L201.0 WM20607207/20/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM20607207/20/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM20607207/20/2006N/AN/AAcetone 25 g/L201.0 WM20607207/20/2006N/AN/AAcetonitrile ND g/L5.01.0 WM20607207/20/2006N/AN/AAcrolein ND g/L5.01.0 WM20607207/20/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM20607207/20/2006N/AN/ABenzene ND g/L0.501.0 WM20607207/20/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM20607207/20/2006N/AN/ABromobenzene ND g/L0.501.0 WM20607207/20/2006N/AN/ABromochloromethane ND g/L0.501.0 WM20607207/20/2006N/AN/ABromodichloromethane ND g/L0.501.0 WM20607207/20/2006N/AN/ABromoform ND g/L0.501.0 WM20607207/20/2006N/AN/ABromomethane ND g/L0.501.0 WM20607207/20/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM20607207/20/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM20607207/20/2006N/AN/AChlorobenzene ND g/L0.501.0 WM20607207/20/2006N/AN/AChloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/AChloroform ND g/L0.501.0 WM20607207/20/2006N/AN/AChloromethane ND g/L0.501.0 WM20607207/20/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:04 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-003 Sample ID: 06SC-10-GW Matrix: Liquid Sample Date: 7/17/2006 12:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM20607207/20/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM20607207/20/2006N/AN/ACyclohexanone ND g/L201.0 WM20607207/20/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM20607207/20/2006N/AN/ADibromomethane ND g/L0.501.0 WM20607207/20/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM20607207/20/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM20607207/20/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM20607207/20/2006N/AN/AFreon 113 ND g/L5.01.0 WM20607207/20/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM20607207/20/2006N/AN/AIodomethane ND g/L5.01.0 WM20607207/20/2006N/AN/AIsopropanol ND g/L201.0 WM20607207/20/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM20607207/20/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM20607207/20/2006N/AN/AMethylene Chloride ND g/L201.0 WM20607207/20/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM20607207/20/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM20607207/20/2006N/AN/ANaphthalene ND g/L5.01.0 WM20607207/20/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM20607207/20/2006N/AN/APentachloroethane ND g/L0.501.0 WM20607207/20/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM20607207/20/2006N/AN/AStyrene ND g/L0.501.0 WM20607207/20/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM20607207/20/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM20607207/20/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM20607207/20/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM20607207/20/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM20607207/20/2006N/AN/ATetrahydrofuran ND g/L201.0 WM20607207/20/2006N/AN/AToluene ND g/L0.501.0 WM20607207/20/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM20607207/20/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM20607207/20/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM20607207/20/2006N/AN/ATrichloroethene ND g/L0.501.0 WM20607207/20/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM20607207/20/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM20607207/20/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM20607207/20/2006N/AN/AXylenes, Total ND g/L0.501.0 WM20607207/20/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 101 60 130-Dibromofluoromethane 104 60 130-Toluene-d8 101 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:04 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-003 Sample ID: 06SC-10-GW Matrix: Liquid Sample Date: 7/17/2006 12:00 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved ND mg/L0.00021.0 WHGDISS0607197/19/2006WHGDISS060719B7/19/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Arsenic 0.010 mg/L0.0101.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Barium ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Beryllium ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Cadmium ND mg/L0.00201.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Chromium 0.0050 mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Cobalt ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Copper ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Lead ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Molybdenum ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Nickel ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Selenium ND mg/L0.0201.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Silver ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Thallium ND mg/L0.0201.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Vanadium ND mg/L0.00501.0 WM060718DISS7/18/2006WM060718DISS7/18/2006Zinc ND mg/L0.0101.0 WM060718DISS7/18/2006WM060718DISS7/18/2006

Reviewed by: HDINH

Analyzed by: EQueja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline ND g/L251.0 WM20607207/20/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 115 60 130-Dibromofluoromethane 93.9 60 130-Toluene-d8 99.6 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L501.0 WD060719A7/20/2006WD060719A260 g/L Hydrocarbon (C12-C36).

7/19/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 70.2 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:04 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-004 Sample ID: Trip-5 Matrix: Liquid Sample Date: 7/17/2006 12:10 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,4-Dioxane ND g/L501.0 WM20607197/19/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM20607197/19/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM20607197/19/2006N/AN/A2-Hexanone ND g/L201.0 WM20607197/19/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM20607197/19/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM20607197/19/2006N/AN/AAcetone 21 g/L201.0 WM20607197/19/2006N/AN/AAcetonitrile ND g/L5.01.0 WM20607197/19/2006N/AN/AAcrolein ND g/L5.01.0 WM20607197/19/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM20607197/19/2006N/AN/ABenzene ND g/L0.501.0 WM20607197/19/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM20607197/19/2006N/AN/ABromobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/ABromochloromethane ND g/L0.501.0 WM20607197/19/2006N/AN/ABromodichloromethane 1.1 g/L0.501.0 WM20607197/19/2006N/AN/ABromoform ND g/L0.501.0 WM20607197/19/2006N/AN/ABromomethane ND g/L0.501.0 WM20607197/19/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM20607197/19/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM20607197/19/2006N/AN/AChlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/AChloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/AChloroform 26 g/L0.501.0 WM20607197/19/2006N/AN/AChloromethane ND g/L0.501.0 WM20607197/19/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-004 Sample ID: Trip-5 Matrix: Liquid Sample Date: 7/17/2006 12:10 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM20607197/19/2006N/AN/ACyclohexanone ND g/L201.0 WM20607197/19/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM20607197/19/2006N/AN/ADibromomethane ND g/L0.501.0 WM20607197/19/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM20607197/19/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM20607197/19/2006N/AN/AFreon 113 ND g/L5.01.0 WM20607197/19/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM20607197/19/2006N/AN/AIodomethane ND g/L5.01.0 WM20607197/19/2006N/AN/AIsopropanol ND g/L201.0 WM20607197/19/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM20607197/19/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM20607197/19/2006N/AN/AMethylene Chloride ND g/L201.0 WM20607197/19/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/ANaphthalene ND g/L5.01.0 WM20607197/19/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM20607197/19/2006N/AN/APentachloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/AStyrene ND g/L0.501.0 WM20607197/19/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM20607197/19/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/ATetrahydrofuran ND g/L201.0 WM20607197/19/2006N/AN/AToluene ND g/L0.501.0 WM20607197/19/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM20607197/19/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM20607197/19/2006N/AN/ATrichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM20607197/19/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM20607197/19/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM20607197/19/2006N/AN/AXylenes, Total ND g/L0.501.0 WM20607197/19/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 102 60 130-Dibromofluoromethane 108 60 130-Toluene-d8 103 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-004 Sample ID: Trip-5 Matrix: Liquid Sample Date: 7/17/2006 12:10 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline 26 g/L251.0 WM20607197/19/2006N/ATPH as Gasoline reported value is the result of a discrete peak (chloroform) that is not typical of TPH as Gasoline but is within the gasoline quantitation range.

N/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 117 60 130-Dibromofluoromethane 97.2 60 130-Toluene-d8 102 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-005 Sample ID: Equip-4 Matrix: Liquid Sample Date: 7/17/2006 12:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchChromium VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Chromium (VI) ND mg/L0.0101.0 WCR60607187/18/2006N/AN/A

Reviewed by: jisiderio

Analyzed by: Rlazaro

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-005 Sample ID: Equip-4 Matrix: Liquid Sample Date: 7/17/2006 12:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1,1-Trichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1,2,2-Tetrachloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1,2-Trichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1-Dichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1-Dichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,1-Dichloropropene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2,3-Trichlorobenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2,3-Trichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2,4-Trichlorobenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2,4-Trimethylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2-Dibromo-3-Chloropropane ND g/L5.01.0 WM20607197/19/2006N/AN/A1,2-Dibromoethane (EDB) ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2-Dichlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2-Dichloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,2-Dichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,3,5-Trimethylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/A1,3-Dichlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,3-Dichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A1,4-Dichlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/A1,4-Dioxane ND g/L501.0 WM20607197/19/2006N/AN/A2,2-Dichloropropane ND g/L0.501.0 WM20607197/19/2006N/AN/A2-Butanone (MEK) ND g/L201.0 WM20607197/19/2006N/AN/A2-Chloroethyl-vinyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/A2-Chlorotoluene ND g/L5.01.0 WM20607197/19/2006N/AN/A2-Hexanone ND g/L201.0 WM20607197/19/2006N/AN/A4-Chlorotoluene ND g/L5.01.0 WM20607197/19/2006N/AN/A4-Methyl-2-Pentanone(MIBK) ND g/L201.0 WM20607197/19/2006N/AN/AAcetone ND g/L201.0 WM20607197/19/2006N/AN/AAcetonitrile ND g/L5.01.0 WM20607197/19/2006N/AN/AAcrolein ND g/L5.01.0 WM20607197/19/2006N/AN/AAcrylonitrile ND g/L5.01.0 WM20607197/19/2006N/AN/ABenzene ND g/L0.501.0 WM20607197/19/2006N/AN/ABenzyl Chloride ND g/L5.01.0 WM20607197/19/2006N/AN/ABromobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/ABromochloromethane ND g/L0.501.0 WM20607197/19/2006N/AN/ABromodichloromethane 1.1 g/L0.501.0 WM20607197/19/2006N/AN/ABromoform ND g/L0.501.0 WM20607197/19/2006N/AN/ABromomethane ND g/L0.501.0 WM20607197/19/2006N/AN/ACarbon Disulfide ND g/L0.501.0 WM20607197/19/2006N/AN/ACarbon Tetrachloride ND g/L0.501.0 WM20607197/19/2006N/AN/AChlorobenzene ND g/L0.501.0 WM20607197/19/2006N/AN/AChloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/AChloroform 26 g/L0.501.0 WM20607197/19/2006N/AN/AChloromethane ND g/L0.501.0 WM20607197/19/2006N/AN/A

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-005 Sample ID: Equip-4 Matrix: Liquid Sample Date: 7/17/2006 12:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchVOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

cis-1,2-Dichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/Acis-1,3-Dichloropropene ND g/L0.501.0 WM20607197/19/2006N/AN/ACyclohexanone ND g/L201.0 WM20607197/19/2006N/AN/ADibromochloromethane ND g/L0.501.0 WM20607197/19/2006N/AN/ADibromomethane ND g/L0.501.0 WM20607197/19/2006N/AN/ADichlorodifluoromethane ND g/L0.501.0 WM20607197/19/2006N/AN/ADiisopropyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/AEthyl Benzene ND g/L0.501.0 WM20607197/19/2006N/AN/AFreon 113 ND g/L5.01.0 WM20607197/19/2006N/AN/AHexachlorobutadiene ND g/L5.01.0 WM20607197/19/2006N/AN/AIodomethane ND g/L5.01.0 WM20607197/19/2006N/AN/AIsopropanol ND g/L201.0 WM20607197/19/2006N/AN/AIsopropylbenzene ND g/L1.01.0 WM20607197/19/2006N/AN/AMethyl-t-butyl Ether ND g/L1.01.0 WM20607197/19/2006N/AN/AMethylene Chloride ND g/L201.0 WM20607197/19/2006N/AN/An-Butylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/An-Propylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/ANaphthalene ND g/L5.01.0 WM20607197/19/2006N/AN/Ap-Isopropyltoluene ND g/L5.01.0 WM20607197/19/2006N/AN/APentachloroethane ND g/L0.501.0 WM20607197/19/2006N/AN/Asec-Butylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/AStyrene ND g/L0.501.0 WM20607197/19/2006N/AN/Atert-Amyl Methyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/Atert-Butanol (TBA) ND g/L101.0 WM20607197/19/2006N/AN/Atert-Butyl Ethyl Ether ND g/L5.01.0 WM20607197/19/2006N/AN/Atert-Butylbenzene ND g/L5.01.0 WM20607197/19/2006N/AN/ATetrachloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/ATetrahydrofuran ND g/L201.0 WM20607197/19/2006N/AN/AToluene ND g/L0.501.0 WM20607197/19/2006N/AN/Atrans-1,2-Dichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/Atrans-1,3-Dichloropropene ND g/L0.501.0 WM20607197/19/2006N/AN/Atrans-1,4-Dichloro-2-butene ND g/L1.01.0 WM20607197/19/2006N/AN/ATrichloroethene ND g/L0.501.0 WM20607197/19/2006N/AN/ATrichlorofluoromethane ND g/L0.501.0 WM20607197/19/2006N/AN/AVinyl Acetate ND g/L5.01.0 WM20607197/19/2006N/AN/AVinyl Chloride ND g/L0.501.0 WM20607197/19/2006N/AN/AXylenes, Total ND g/L0.501.0 WM20607197/19/2006N/AN/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 101 60 130-Dibromofluoromethane 109 60 130-Toluene-d8 103 60 130-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

PES Environmental, Inc.1682 Novato Boulevard, Suite 100Novato, CA 94947

Certificate of Analysis - Data Report

Entech Analytical Labs, Inc. __ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Sample Collected by: Client

Attn: Jim Dunn

Project Name: Baxter

Samples Received: 07/18/2006

Project Number: 285.002.01

Lab # : 50438-005 Sample ID: Equip-4 Matrix: Liquid Sample Date: 7/17/2006 12:15 PM

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchEPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Mercury, Dissolved 0.00035 mg/L0.00021.0 WHGDISS0607197/19/2006WHGDISS060719B7/19/2006

Reviewed by: HDINH

Analyzed by: RWipfler

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchDissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Antimony ND mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Arsenic ND mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Barium ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Beryllium ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Cadmium ND mg/L0.00201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Chromium ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Cobalt ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Copper ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Lead ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Molybdenum ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Nickel ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Selenium ND mg/L0.0201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Silver ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Thallium ND mg/L0.0201.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Vanadium ND mg/L0.00501.0 WM060718DISS7/19/2006WM060718DISS7/18/2006Zinc ND mg/L0.0101.0 WM060718DISS7/19/2006WM060718DISS7/18/2006

Reviewed by: HDINH

Analyzed by: Equeja

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Purgeable: GC/MS

TPH as Gasoline 25 g/L251.0 WM20607197/19/2006N/ATPH as Gasoline reported value is the result of a discrete peak (chloroform) that is not typical of TPH as Gasoline but is within the gasoline quantitation range.

N/A

Reviewed by: MaiChiTu

Analyzed by: TAFSurrogate Surrogate Recovery Control Limits (%)4-Bromofluorobenzene 115 60 130-Dibromofluoromethane 98.6 60 130-Toluene-d8 101 60 130-

Parameter Result UnitsDetection LimitD/P-F QC BatchQual Prep Date Analysis DatePrep BatchTPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND g/L501.0 WD060719A7/20/2006WD060719A7/19/2006

Reviewed by: ECunniffe

Analyzed by: JHsiangSurrogate Surrogate Recovery Control Limits (%)o-Terphenyl 62.6 22 133-

D/P-F = Dilution and/or Prep Factor includes sample volume adjustments.ND = Not Detected at or above the Detection Limit.

7/20/2006 6:24:05 PM - ECunniffeQual = Data QualifierDetection Limit = Detection Limit for Reporting.

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: jisiderio - 07/18/06QC Batch ID: WCR6060718QC Batch ID Analysis Date: 7/18/2006

LCS / LCSD - Liquid - Chromium VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.010 0.10 0.104Chromium (VI) 75 - 125104mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.010 0.10 0.0992 25.0Chromium (VI) 75 - 1254.499.1mg/L

QCReport - ECunniffe - 7/20/2006 6:25:05 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: jisiderio - 07/18/06QC Batch ID: WCR6060718QC Batch ID Analysis Date: 7/18/2006

MS / MSD - Liquid - Chromium VI: EPA 7196A for Water and Groundwater / Std. Methods (18th Ed.) 3500-Cr-D for Wastewater

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50438-005MS

ND 0.10 0.108Chromium (VI) 75 - 1257/18/2006mg/L 108

Parameter Sample Result

Spike Amount

Spike Result Units % Recovery

Recovery Limits

AnalysisDate

Sample Spiked: 50438-005

RPD RPD Limits

MSD

ND 0.10 0.105 25.0Chromium (VI) 75 - 1257/18/2006mg/L 3.1105

QCReport - ECunniffe - 7/20/2006 6:25:09 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/20/06Prep/QC Batch ID: WHGDISS060719B /WHGDISS060719QC/Prep Date: 7/19/2006

LCS / LCSD - Liquid - EPA 7470A Dissolved Mercury for Water and Groundwater / EPA 245.1 Dissolved Mercury for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.0002 0.0020 0.00200Mercury, Dissolved 75 - 125100mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.0002 0.0020 0.00187 25.0Mercury, Dissolved 75 - 1256.793.5mg/L

QCReport - ECunniffe - 7/20/2006 6:25:06 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: HDINH - 07/19/06QC Batch ID: WM060718DISSQC/Prep Date: 7/18/2006

LCS / LCSD - Liquid - Dissolved Metals by ICP: EPA 3005A / EPA 6010B for Groundwater and Water - EPA 200.7 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.010 0.50 0.523Antimony 75 - 125105mg/L<0.010 0.50 0.517Arsenic 75 - 125103mg/L

<0.0050 0.50 0.465Barium 75 - 12593.0mg/L<0.0050 0.50 0.503Beryllium 75 - 125101mg/L<0.0020 0.50 0.508Cadmium 75 - 125102mg/L<0.0050 0.50 0.496Chromium 75 - 12599.2mg/L<0.0050 0.50 0.518Cobalt 75 - 125104mg/L<0.0050 0.50 0.499Copper 75 - 12599.8mg/L<0.0050 0.50 0.531Lead 75 - 125106mg/L<0.0050 0.50 0.510Molybdenum 75 - 125102mg/L<0.0050 0.50 0.521Nickel 75 - 125104mg/L<0.020 0.50 0.513Selenium 75 - 125103mg/L

<0.0050 0.50 0.481Silver 75 - 12596.2mg/L<0.020 0.50 0.491Thallium 75 - 12598.2mg/L

<0.0050 0.50 0.505Vanadium 75 - 125101mg/L<0.010 0.50 0.534Zinc 75 - 125107mg/L

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.010 0.50 0.539 25.0Antimony 75 - 1253.0108mg/L<0.010 0.50 0.532 25.0Arsenic 75 - 1252.9106mg/L

<0.0050 0.50 0.467 25.0Barium 75 - 1250.4393.4mg/L<0.0050 0.50 0.511 25.0Beryllium 75 - 1251.6102mg/L<0.0020 0.50 0.519 25.0Cadmium 75 - 1252.1104mg/L<0.0050 0.50 0.503 25.0Chromium 75 - 1251.4101mg/L<0.0050 0.50 0.527 25.0Cobalt 75 - 1251.7105mg/L<0.0050 0.50 0.507 25.0Copper 75 - 1251.6101mg/L<0.0050 0.50 0.543 25.0Lead 75 - 1252.2109mg/L<0.0050 0.50 0.520 25.0Molybdenum 75 - 1251.9104mg/L<0.0050 0.50 0.529 25.0Nickel 75 - 1251.5106mg/L<0.020 0.50 0.523 25.0Selenium 75 - 1251.9105mg/L

<0.0050 0.50 0.488 25.0Silver 75 - 1251.497.6mg/L<0.020 0.50 0.500 25.0Thallium 75 - 1251.8100mg/L

<0.0050 0.50 0.513 25.0Vanadium 75 - 1251.6103mg/L<0.010 0.50 0.549 25.0Zinc 75 - 1252.8110mg/L

QCReport - ECunniffe - 7/20/2006 6:25:07 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/19/06QC Batch ID: WM2060719QC Batch Analysis Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND 1 g/L0.501,1,1-Trichloroethane ND 1 g/L0.501,1,2,2-Tetrachloroethane ND 1 g/L0.501,1,2-Trichloroethane ND 1 g/L0.501,1-Dichloroethane ND 1 g/L0.501,1-Dichloroethene ND 1 g/L0.501,1-Dichloropropene ND 1 g/L0.501,2,3-Trichlorobenzene ND 1 g/L5.01,2,3-Trichloropropane ND 1 g/L0.501,2,4-Trichlorobenzene ND 1 g/L5.01,2,4-Trimethylbenzene ND 1 g/L5.01,2-Dibromo-3-Chloropropane ND 1 g/L5.01,2-Dibromoethane (EDB) ND 1 g/L0.501,2-Dichlorobenzene ND 1 g/L0.501,2-Dichloroethane ND 1 g/L0.501,2-Dichloropropane ND 1 g/L0.501,3,5-Trimethylbenzene ND 1 g/L5.01,3-Dichlorobenzene ND 1 g/L0.501,3-Dichloropropane ND 1 g/L0.501,4-Dichlorobenzene ND 1 g/L0.501,4-Dioxane ND 1 g/L502,2-Dichloropropane ND 1 g/L0.502-Butanone (MEK) ND 1 g/L202-Chloroethyl-vinyl Ether ND 1 g/L5.02-Chlorotoluene ND 1 g/L5.02-Hexanone ND 1 g/L204-Chlorotoluene ND 1 g/L5.04-Methyl-2-Pentanone(MIBK) ND 1 g/L20Acetone ND 1 g/L20Acetonitrile ND 1 g/L5.0Acrolein ND 1 g/L5.0Acrylonitrile ND 1 g/L5.0Benzene ND 1 g/L0.50Benzyl Chloride ND 1 g/L5.0Bromobenzene ND 1 g/L0.50Bromochloromethane ND 1 g/L0.50Bromodichloromethane ND 1 g/L0.50Bromoform ND 1 g/L0.50Bromomethane ND 1 g/L0.50Carbon Disulfide ND 1 g/L0.50Carbon Tetrachloride ND 1 g/L0.50Chlorobenzene ND 1 g/L0.50Chloroethane ND 1 g/L0.50Chloroform ND 1 g/L0.50Chloromethane ND 1 g/L0.50cis-1,2-Dichloroethene ND 1 g/L0.50cis-1,3-Dichloropropene ND 1 g/L0.50Cyclohexanone ND 1 g/L20Dibromochloromethane ND 1 g/L0.50

QCReport - ECunniffe - 7/20/2006 6:25:03 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/19/06QC Batch ID: WM2060719QC Batch Analysis Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Dibromomethane ND 1 g/L0.50Dichlorodifluoromethane ND 1 g/L0.50Diisopropyl Ether ND 1 g/L5.0Ethyl Benzene ND 1 g/L0.50Freon 113 ND 1 g/L5.0Hexachlorobutadiene ND 1 g/L5.0Iodomethane ND 1 g/L5.0Isopropanol ND 1 g/L20Isopropylbenzene ND 1 g/L1.0Methylene Chloride ND 1 g/L20Methyl-t-butyl Ether ND 1 g/L1.0Naphthalene ND 1 g/L5.0n-Butylbenzene ND 1 g/L5.0n-Propylbenzene ND 1 g/L5.0Pentachloroethane ND 1 g/L0.50p-Isopropyltoluene ND 1 g/L5.0sec-Butylbenzene ND 1 g/L5.0Styrene ND 1 g/L0.50tert-Amyl Methyl Ether ND 1 g/L5.0tert-Butanol (TBA) ND 1 g/L10tert-Butyl Ethyl Ether ND 1 g/L5.0tert-Butylbenzene ND 1 g/L5.0Tetrachloroethene ND 1 g/L0.50Tetrahydrofuran ND 1 g/L20Toluene ND 1 g/L0.50trans-1,2-Dichloroethene ND 1 g/L0.50trans-1,3-Dichloropropene ND 1 g/L0.50trans-1,4-Dichloro-2-butene ND 1 g/L1.0Trichloroethene ND 1 g/L0.50Trichlorofluoromethane ND 1 g/L0.50Vinyl Acetate ND 1 g/L5.0Vinyl Chloride ND 1 g/L0.50Xylenes, Total ND 1 g/L0.50

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 104 70 125-Dibromofluoromethane 119 70 125-Toluene-d8 106 70 125-

Validated by: MaiChiTu - 07/20/06QC Batch ID: WM2060719QC Batch Analysis Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/L25

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 119 60 130-Dibromofluoromethane 107 60 130-Toluene-d8 105 60 130-

QCReport - ECunniffe - 7/20/2006 6:25:03 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/19/06QC Batch ID: WM2060719QC Batch ID Analysis Date: 7/19/2006

LCS / LCSD - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.50 20 20.81,1-Dichloroethene 70 - 130104g/L<0.50 20 22.8Benzene 70 - 130114g/L<0.50 20 22.4Chlorobenzene 70 - 130112g/L<1.0 20 16.8Methyl-t-butyl Ether 70 - 13084.0g/L

<0.50 20 21.3Toluene 70 - 130107g/L<0.50 20 21.7Trichloroethene 70 - 130109g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 108.0 60 130-Dibromofluoromethane 120.0 60 130-Toluene-d8 104.0 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.50 20 20.6 25.01,1-Dichloroethene 70 - 1301.4103g/L<0.50 20 22.3 25.0Benzene 70 - 1302.3111g/L<0.50 20 22.0 25.0Chlorobenzene 70 - 1302.0110g/L<1.0 20 18.2 25.0Methyl-t-butyl Ether 70 - 1307.990.9g/L

<0.50 20 21.0 25.0Toluene 70 - 1301.7105g/L<0.50 20 21.8 25.0Trichloroethene 70 - 1300.42109g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 107.0 60 130-Dibromofluoromethane 116.0 60 130-Toluene-d8 104.0 60 130-

Reviewed by: MaiChiTu - 07/20/06QC Batch ID: WM2060719QC Batch ID Analysis Date: 7/19/2006

LCS / LCSD - Liquid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<25 250 276TPH as Gasoline 65 - 135111g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 119.0 60 130-Dibromofluoromethane 107.0 60 130-Toluene-d8 104.0 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<25 250 309 25.0TPH as Gasoline 65 - 13511124g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 107.0 60 130-Dibromofluoromethane 116.0 60 130-Toluene-d8 104.0 60 130-

QCReport - ECunniffe - 7/20/2006 6:25:08 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/20/06QC Batch ID: WM2060720QC Batch Analysis Date: 7/20/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

1,1,1,2-Tetrachloroethane ND 1 g/L0.501,1,1-Trichloroethane ND 1 g/L0.501,1,2,2-Tetrachloroethane ND 1 g/L0.501,1,2-Trichloroethane ND 1 g/L0.501,1-Dichloroethane ND 1 g/L0.501,1-Dichloroethene ND 1 g/L0.501,1-Dichloropropene ND 1 g/L0.501,2,3-Trichlorobenzene ND 1 g/L5.01,2,3-Trichloropropane ND 1 g/L0.501,2,4-Trichlorobenzene ND 1 g/L5.01,2,4-Trimethylbenzene ND 1 g/L5.01,2-Dibromo-3-Chloropropane ND 1 g/L5.01,2-Dibromoethane (EDB) ND 1 g/L0.501,2-Dichlorobenzene ND 1 g/L0.501,2-Dichloroethane ND 1 g/L0.501,2-Dichloropropane ND 1 g/L0.501,3,5-Trimethylbenzene ND 1 g/L5.01,3-Dichlorobenzene ND 1 g/L0.501,3-Dichloropropane ND 1 g/L0.501,4-Dichlorobenzene ND 1 g/L0.501,4-Dioxane ND 1 g/L502,2-Dichloropropane ND 1 g/L0.502-Butanone (MEK) ND 1 g/L202-Chloroethyl-vinyl Ether ND 1 g/L5.02-Chlorotoluene ND 1 g/L5.02-Hexanone ND 1 g/L204-Chlorotoluene ND 1 g/L5.04-Methyl-2-Pentanone(MIBK) ND 1 g/L20Acetone ND 1 g/L20Acetonitrile ND 1 g/L5.0Acrolein ND 1 g/L5.0Acrylonitrile ND 1 g/L5.0Benzene ND 1 g/L0.50Benzyl Chloride ND 1 g/L5.0Bromobenzene ND 1 g/L0.50Bromochloromethane ND 1 g/L0.50Bromodichloromethane ND 1 g/L0.50Bromoform ND 1 g/L0.50Bromomethane ND 1 g/L0.50Carbon Disulfide ND 1 g/L0.50Carbon Tetrachloride ND 1 g/L0.50Chlorobenzene ND 1 g/L0.50Chloroethane ND 1 g/L0.50Chloroform ND 1 g/L0.50Chloromethane ND 1 g/L0.50cis-1,2-Dichloroethene ND 1 g/L0.50cis-1,3-Dichloropropene ND 1 g/L0.50Cyclohexanone ND 1 g/L20Dibromochloromethane ND 1 g/L0.50

QCReport - ECunniffe - 7/20/2006 6:25:04 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: MaiChiTu - 07/20/06QC Batch ID: WM2060720QC Batch Analysis Date: 7/20/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Dibromomethane ND 1 g/L0.50Dichlorodifluoromethane ND 1 g/L0.50Diisopropyl Ether ND 1 g/L5.0Ethyl Benzene ND 1 g/L0.50Freon 113 ND 1 g/L5.0Hexachlorobutadiene ND 1 g/L5.0Iodomethane ND 1 g/L5.0Isopropanol ND 1 g/L20Isopropylbenzene ND 1 g/L1.0Methylene Chloride ND 1 g/L20Methyl-t-butyl Ether ND 1 g/L1.0Naphthalene ND 1 g/L5.0n-Butylbenzene ND 1 g/L5.0n-Propylbenzene ND 1 g/L5.0Pentachloroethane ND 1 g/L0.50p-Isopropyltoluene ND 1 g/L5.0sec-Butylbenzene ND 1 g/L5.0Styrene ND 1 g/L0.50tert-Amyl Methyl Ether ND 1 g/L5.0tert-Butanol (TBA) ND 1 g/L10tert-Butyl Ethyl Ether ND 1 g/L5.0tert-Butylbenzene ND 1 g/L5.0Tetrachloroethene ND 1 g/L0.50Tetrahydrofuran ND 1 g/L20Toluene ND 1 g/L0.50trans-1,2-Dichloroethene ND 1 g/L0.50trans-1,3-Dichloropropene ND 1 g/L0.50trans-1,4-Dichloro-2-butene ND 1 g/L1.0Trichloroethene ND 1 g/L0.50Trichlorofluoromethane ND 1 g/L0.50Vinyl Acetate ND 1 g/L5.0Vinyl Chloride ND 1 g/L0.50Xylenes, Total ND 1 g/L0.50

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 100 70 125-Dibromofluoromethane 104 70 125-Toluene-d8 100 70 125-

Validated by: MaiChiTu - 07/20/06QC Batch ID: WM2060720QC Batch Analysis Date: 7/20/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Purgeable: GC/MS

TPH as Gasoline ND 1 g/L25

Surrogate for Blank % Recovery Control Limits4-Bromofluorobenzene 115 60 130-Dibromofluoromethane 94.1 60 130-Toluene-d8 98.9 60 130-

QCReport - ECunniffe - 7/20/2006 6:25:04 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Reviewed by: MaiChiTu - 07/20/06QC Batch ID: WM2060720QC Batch ID Analysis Date: 7/20/2006

LCS / LCSD - Liquid - VOCs: EPA 5030C / EPA 8260B for Groundwater and Water - EPA 624 for Wastewater

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<0.50 20 18.41,1-Dichloroethene 70 - 13091.8g/L<0.50 20 20.7Benzene 70 - 130103g/L<0.50 20 21.9Chlorobenzene 70 - 130110g/L<1.0 20 16.7Methyl-t-butyl Ether 70 - 13083.5g/L

<0.50 20 20.2Toluene 70 - 130101g/L<0.50 20 21.1Trichloroethene 70 - 130105g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 101.0 60 130-Dibromofluoromethane 100.0 60 130-Toluene-d8 97.9 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<0.50 20 18.8 25.01,1-Dichloroethene 70 - 1302.494.1g/L<0.50 20 20.8 25.0Benzene 70 - 1300.45104g/L<0.50 20 21.8 25.0Chlorobenzene 70 - 1300.67109g/L<1.0 20 16.9 25.0Methyl-t-butyl Ether 70 - 1301.484.6g/L

<0.50 20 20.4 25.0Toluene 70 - 1301.3102g/L<0.50 20 21.2 25.0Trichloroethene 70 - 1300.59106g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 102.0 60 130-Dibromofluoromethane 101.0 60 130-Toluene-d8 99.2 60 130-

Reviewed by: MaiChiTu - 07/20/06QC Batch ID: WM2060720QC Batch ID Analysis Date: 7/20/2006

LCS / LCSD - Liquid - TPH-Purgeable: GC/MS

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<25 250 260TPH as Gasoline 65 - 135104g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 115.0 60 130-Dibromofluoromethane 92.2 60 130-Toluene-d8 98.9 60 130-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<25 250 261 25.0TPH as Gasoline 65 - 1350.73105g/L

Surrogate % Recovery Control Limits4-Bromofluorobenzene 116.0 60 130-Dibromofluoromethane 94.5 60 130-Toluene-d8 100.0 60 130-

QCReport - ECunniffe - 7/20/2006 6:25:09 PM

Entech Analytical Labs, Inc. _ 3334 Victor Court , Santa Clara, CA 95054 Phone: (408) 588-0200 Fax: (408) 588-0201

Validated by: ECunniffe - 07/20/06QC/Prep Batch ID: WD060719AQC/Prep Date: 7/19/2006Parameter Result DF UnitsPQLR

Method Blank - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

TPH as Diesel ND 1 g/L50

Surrogate for Blank % Recovery Control Limitso-Terphenyl 53.9 22 133-

Reviewed by: ECunniffe - 07/20/06QC Batch ID: WD060719AQC/Prep Date: 7/19/2006

LCS / LCSD - Liquid - TPH-Extractable: EPA 3510C / EPA 8015B

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCS

Units<50 1000 623TPH as Diesel 40 - 13862.3g/L<200 1000 778TPH as Motor Oil 40 - 13877.8g/L

Surrogate % Recovery Control Limitso-Terphenyl 79.2 22 133-

Parameter Method Blank Spike Amt SpikeResult % Recovery Recovery LimitsLCSD

RPD RPD LimitsUnits<50 1000 671 25.0TPH as Diesel 40 - 1387.467.1g/L<200 1000 792 25.0TPH as Motor Oil 40 - 1381.879.2g/L

Surrogate % Recovery Control Limitso-Terphenyl 85.0 22 133-

QCReport - ECunniffe - 7/20/2006 6:23:13 PM

Entech AnalyticalLabs,Inc.3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

PES Environm ental,Inc.

1682NovatoBoulevard,Suite100

On November01,2006,samples werereceived underchainofcustody foranalysis.

TestM atrix

Novato,CA 94947

Jim Dunn

Comm ents

CertificateofAnalysis-FinalReport

Lab CertificateNum ber: 52235

ProjectNam e: Baxter

ProjectNum ber: 285.002.01

Issued: 11/03/2006

P.O .Num ber: 285.002.01.014

Entech analyzes samples "as received" unless otherwise noted.The followingresultsareincluded:

Solid ICP M etals:EPA 3050B /EPA 6010B

M ercury:EPA 7471B /EPA 245.5

VOCs:EPA 8260B

Entech AnalyticalLabs,Inc.iscertified forenvironmentalanalyses by the StateofCalifornia(#2346).Ifyou have any questions regardingthisreport,please callus at408-588-0200ext.225.

Sincerely,

ErinCunniffeOperations M anager

Environm entalAnalysis Since 1983

Original signed by Erin Cunniffe

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-001 Sam pleID: Q CH 110106N1 M atrix: Solid Sam pleDate: 11/1/2006 11:00AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B /EPA 245.5

M ercury ND mg/Kg0.0501.0 SHG06110211/3/2006SHG06110211/2/2006

Reviewed by:JISIDERIO

Analyzed by:Hdinh

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 5.1 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Arsenic ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Barium 62 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Beryllium ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Cadm ium 1.9 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Chrom ium 270 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Cobalt 24 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Copper 630 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Lead 12 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

M olybdenum ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Nickel 1600 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Selenium ND mg/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Silver ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Thallium ND mg/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Vanadium 90 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Zinc 320 m g/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Reviewed by:DQueja

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:31PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-002 Sam pleID: Q CH 110106S2 M atrix: Solid Sam pleDate: 11/1/2006 11:10AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B /EPA 245.5

M ercury 0.13 m g/Kg0.0501.0 SHG06110211/3/2006SHG06110211/2/2006

Reviewed by:JISIDERIO

Analyzed by:Hdinh

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 3.3 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Arsenic 5.7 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Barium 130 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Beryllium ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Cadm ium 2.0 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Chrom ium 100 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Cobalt 17 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Copper 210 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Lead 18 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

M olybdenum ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Nickel 2400 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Selenium ND mg/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Silver ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Thallium ND mg/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Vanadium 30 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Zinc 130 m g/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Reviewed by:DQueja

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-003 Sam pleID: Q CH 110106R M atrix: Solid Sam pleDate: 11/1/2006 11:15AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B /EPA 245.5

M ercury 0.22 m g/Kg0.0501.0 SHG06110211/3/2006SHG06110211/2/2006

Reviewed by:JISIDERIO

Analyzed by:Hdinh

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 2.3 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Arsenic 15 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Barium 81 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Beryllium ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Cadm ium ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Chrom ium 21 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Cobalt 8.2 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Copper 17 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Lead 17 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

M olybdenum ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Nickel 34 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Selenium ND mg/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Silver ND mg/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Thallium ND mg/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Vanadium 18 m g/Kg1.01.0 SM 06110111/2/2006SM 06110111/1/2006

Zinc 48 m g/Kg2.01.0 SM 06110111/2/2006SM 06110111/1/2006

Reviewed by:DQueja

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-004 Sam pleID: SC1101-1 M atrix: Solid Sam pleDate: 11/1/2006 1:57PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,1-Dichloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,1-Dichloroethene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,1-Dichloropropene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2-Dichloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,2-Dichloropropane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,3-Dichloropropane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

1,4-Dioxane ND µg/Kg1600.82 SM 306110111/1/2006N/AN/A

2,2-Dichloropropane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

2-Butanone (M EK) ND µg/Kg330.82 SM 306110111/1/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

2-Chlorotoluene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

2-Hexanone ND µg/Kg330.82 SM 306110111/1/2006N/AN/A

4-Chlorotoluene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg330.82 SM 306110111/1/2006N/AN/A

Acetone ND µg/Kg820.82 SM 306110111/1/2006N/AN/A

Acetonitrile ND µg/Kg330.82 SM 306110111/1/2006N/AN/A

Acrolein ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Acrylonitrile ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Benzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

BenzylChloride ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Brom obenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Brom ochlorom ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Brom odichlorom ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Brom oform ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Brom om ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Carbon Disulfide ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Carbon Tetrachloride ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Chlorobenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Chloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Chloroform ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Chlorom ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-004 Sam pleID: SC1101-1 M atrix: Solid Sam pleDate: 11/1/2006 1:57PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Cyclohexanone ND µg/Kg330.82 SM 306110111/1/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Dibrom om ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

DiisopropylEther ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

EthylBenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Freon 113 ND µg/Kg8.20.82 SM 306110111/1/2006N/AN/A

Hexachlorobutadiene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Iodom ethane ND µg/Kg8.20.82 SM 306110111/1/2006N/AN/A

Isopropanol ND µg/Kg820.82 SM 306110111/1/2006N/AN/A

Isopropylbenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

M ethylene Chloride ND µg/Kg410.82 SM 306110111/1/2006N/AN/A

n-Butylbenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

n-Propylbenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Naphthalene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

p-Isopropyltoluene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Pentachloroethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

sec-Butylbenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Styrene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg330.82 SM 306110111/1/2006N/AN/A

tert-ButylEthylEther ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

tert-Butylbenzene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Tetrachloroethene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Tetrahydrofuran ND µg/Kg330.82 SM 306110111/1/2006N/AN/A

Toluene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg8.20.82 SM 306110111/1/2006N/AN/A

Trichloroethene ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

VinylAcetate ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

VinylChloride ND µg/Kg4.10.82 SM 306110111/1/2006N/AN/A

Xylenes,Total ND µg/Kg8.20.82 SM 306110111/1/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 88.6 60 130-

Dibrom ofluorom ethane 94.2 60 130-

Toluene-d8 99.1 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-005 Sam pleID: SC1101-2 M atrix: Solid Sam pleDate: 11/1/2006 2:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,1-Dichloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,1-Dichloroethene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,1-Dichloropropene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2-Dichloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,2-Dichloropropane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,3-Dichloropropane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

1,4-Dioxane ND µg/Kg1700.83 SM 306110111/1/2006N/AN/A

2,2-Dichloropropane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

2-Butanone (M EK) ND µg/Kg330.83 SM 306110111/1/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

2-Chlorotoluene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

2-Hexanone ND µg/Kg330.83 SM 306110111/1/2006N/AN/A

4-Chlorotoluene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg330.83 SM 306110111/1/2006N/AN/A

Acetone ND µg/Kg830.83 SM 306110111/1/2006N/AN/A

Acetonitrile ND µg/Kg330.83 SM 306110111/1/2006N/AN/A

Acrolein ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Acrylonitrile ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Benzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

BenzylChloride ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Brom obenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Brom ochlorom ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Brom odichlorom ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Brom oform ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Brom om ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Carbon Disulfide ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Carbon Tetrachloride ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Chlorobenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Chloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Chloroform ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Chlorom ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-005 Sam pleID: SC1101-2 M atrix: Solid Sam pleDate: 11/1/2006 2:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Cyclohexanone ND µg/Kg330.83 SM 306110111/1/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Dibrom om ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

DiisopropylEther ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

EthylBenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Freon 113 ND µg/Kg8.30.83 SM 306110111/1/2006N/AN/A

Hexachlorobutadiene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Iodom ethane ND µg/Kg8.30.83 SM 306110111/1/2006N/AN/A

Isopropanol ND µg/Kg830.83 SM 306110111/1/2006N/AN/A

Isopropylbenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

M ethylene Chloride ND µg/Kg420.83 SM 306110111/1/2006N/AN/A

n-Butylbenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

n-Propylbenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Naphthalene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

p-Isopropyltoluene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Pentachloroethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

sec-Butylbenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Styrene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg330.83 SM 306110111/1/2006N/AN/A

tert-ButylEthylEther ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

tert-Butylbenzene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Tetrachloroethene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Tetrahydrofuran ND µg/Kg330.83 SM 306110111/1/2006N/AN/A

Toluene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg8.30.83 SM 306110111/1/2006N/AN/A

Trichloroethene ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

VinylAcetate ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

VinylChloride ND µg/Kg4.20.83 SM 306110111/1/2006N/AN/A

Xylenes,Total ND µg/Kg8.30.83 SM 306110111/1/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 70.2 60 130-

Dibrom ofluorom ethane 88.8 60 130-

Toluene-d8 85.1 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-006 Sam pleID: SC1101-3 M atrix: Solid Sam pleDate: 11/1/2006 2:14PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,1-Dichloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,1-Dichloroethene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,1-Dichloropropene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2-Dichloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,2-Dichloropropane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,3-Dichloropropane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

1,4-Dioxane ND µg/Kg1800.88 SM 306110111/1/2006N/AN/A

2,2-Dichloropropane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

2-Butanone (M EK) ND µg/Kg350.88 SM 306110111/1/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

2-Chlorotoluene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

2-Hexanone ND µg/Kg350.88 SM 306110111/1/2006N/AN/A

4-Chlorotoluene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg350.88 SM 306110111/1/2006N/AN/A

Acetone ND µg/Kg880.88 SM 306110111/1/2006N/AN/A

Acetonitrile ND µg/Kg350.88 SM 306110111/1/2006N/AN/A

Acrolein ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Acrylonitrile ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Benzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

BenzylChloride ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Brom obenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Brom ochlorom ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Brom odichlorom ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Brom oform ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Brom om ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Carbon Disulfide ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Carbon Tetrachloride ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Chlorobenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Chloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Chloroform ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Chlorom ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-006 Sam pleID: SC1101-3 M atrix: Solid Sam pleDate: 11/1/2006 2:14PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Cyclohexanone ND µg/Kg350.88 SM 306110111/1/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Dibrom om ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

DiisopropylEther ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

EthylBenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Freon 113 ND µg/Kg8.80.88 SM 306110111/1/2006N/AN/A

Hexachlorobutadiene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Iodom ethane ND µg/Kg8.80.88 SM 306110111/1/2006N/AN/A

Isopropanol ND µg/Kg880.88 SM 306110111/1/2006N/AN/A

Isopropylbenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

M ethylene Chloride ND µg/Kg440.88 SM 306110111/1/2006N/AN/A

n-Butylbenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

n-Propylbenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Naphthalene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

p-Isopropyltoluene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Pentachloroethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

sec-Butylbenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Styrene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg350.88 SM 306110111/1/2006N/AN/A

tert-ButylEthylEther ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

tert-Butylbenzene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Tetrachloroethene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Tetrahydrofuran ND µg/Kg350.88 SM 306110111/1/2006N/AN/A

Toluene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg8.80.88 SM 306110111/1/2006N/AN/A

Trichloroethene ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

VinylAcetate ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

VinylChloride ND µg/Kg4.40.88 SM 306110111/1/2006N/AN/A

Xylenes,Total ND µg/Kg8.80.88 SM 306110111/1/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 76.7 60 130-

Dibrom ofluorom ethane 92.4 60 130-

Toluene-d8 89.3 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-007 Sam pleID: SC1101-4 M atrix: Solid Sam pleDate: 11/1/2006 2:25PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,1,1-Trichloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,1,2,2-Tetrachloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,1,2-Trichloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,1-Dichloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,1-Dichloroethene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,1-Dichloropropene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2,3-Trichlorobenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2,3-Trichloropropane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2,4-Trichlorobenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2,4-Trim ethylbenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2-Dibrom o-3-Chloropropane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2-Dibrom oethane (EDB) ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2-Dichlorobenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2-Dichloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,2-Dichloropropane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,3,5-Trim ethylbenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,3-Dichlorobenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,3-Dichloropropane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,4-Dichlorobenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

1,4-Dioxane ND µg/Kg810040 PM 061102P11/2/2006PM 061102P11/2/2006

2,2-Dichloropropane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

2-Butanone (M EK) ND µg/Kg160040 PM 061102P11/2/2006PM 061102P11/2/2006

2-Chloroethyl-vinylEther ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

2-Chlorotoluene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

2-Hexanone ND µg/Kg160040 PM 061102P11/2/2006PM 061102P11/2/2006

4-Chlorotoluene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg160040 PM 061102P11/2/2006PM 061102P11/2/2006

Acetone ND µg/Kg400040 PM 061102P11/2/2006PM 061102P11/2/2006

Acetonitrile ND µg/Kg160040 PM 061102P11/2/2006PM 061102P11/2/2006

Acrolein ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Acrylonitrile ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Benzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

BenzylChloride ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Brom obenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Brom ochlorom ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Brom odichlorom ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Brom oform ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Brom om ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Carbon Disulfide ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Carbon Tetrachloride ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Chlorobenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Chloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Chloroform ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Chlorom ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:32PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-007 Sam pleID: SC1101-4 M atrix: Solid Sam pleDate: 11/1/2006 2:25PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene 2200 µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

cis-1,3-Dichloropropene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Cyclohexanone ND µg/Kg160040 PM 061102P11/2/2006PM 061102P11/2/2006

Dibrom ochlorom ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Dibrom om ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Dichlorodifluorom ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

DiisopropylEther ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

EthylBenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Freon 113 ND µg/Kg40040 PM 061102P11/2/2006PM 061102P11/2/2006

Hexachlorobutadiene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Iodom ethane ND µg/Kg40040 PM 061102P11/2/2006PM 061102P11/2/2006

Isopropanol ND µg/Kg400040 PM 061102P11/2/2006PM 061102P11/2/2006

Isopropylbenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

M ethyl-t-butylEther ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

M ethylene Chloride ND µg/Kg200040 PM 061102P11/2/2006PM 061102P11/2/2006

n-Butylbenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

n-Propylbenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Naphthalene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

p-Isopropyltoluene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Pentachloroethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

sec-Butylbenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Styrene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

tert-Am ylM ethylEther ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

tert-Butanol(TBA) ND µg/Kg160040 PM 061102P11/2/2006PM 061102P11/2/2006

tert-ButylEthylEther ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

tert-Butylbenzene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Tetrachloroethene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Tetrahydrofuran ND µg/Kg160040 PM 061102P11/2/2006PM 061102P11/2/2006

Toluene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

trans-1,2-Dichloroethene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

trans-1,3-Dichloropropene ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

trans-1,4-Dichloro-2-butene ND µg/Kg40040 PM 061102P11/2/2006PM 061102P11/2/2006

Trichloroethene 530 µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Trichlorofluorom ethane ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

VinylAcetate ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

VinylChloride ND µg/Kg20040 PM 061102P11/2/2006PM 061102P11/2/2006

Xylenes,Total ND µg/Kg40040 PM 061102P11/2/2006PM 061102P11/2/2006

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 104 60 130-

Dibrom ofluorom ethane 100 60 130-

Toluene-d8 103 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:33PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-008 Sam pleID: SC1101-5 M atrix: Solid Sam pleDate: 11/1/2006 2:30PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,1-Dichloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,1-Dichloroethene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,1-Dichloropropene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2-Dichloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,2-Dichloropropane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,3-Dichloropropane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

1,4-Dioxane ND µg/Kg1600.78 SM 306110111/1/2006N/AN/A

2,2-Dichloropropane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

2-Butanone (M EK) ND µg/Kg310.78 SM 306110111/1/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

2-Chlorotoluene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

2-Hexanone ND µg/Kg310.78 SM 306110111/1/2006N/AN/A

4-Chlorotoluene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg310.78 SM 306110111/1/2006N/AN/A

Acetone ND µg/Kg780.78 SM 306110111/1/2006N/AN/A

Acetonitrile ND µg/Kg310.78 SM 306110111/1/2006N/AN/A

Acrolein ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Acrylonitrile ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Benzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

BenzylChloride ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Brom obenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Brom ochlorom ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Brom odichlorom ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Brom oform ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Brom om ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Carbon Disulfide ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Carbon Tetrachloride ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Chlorobenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Chloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Chloroform ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Chlorom ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:33PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/01/2006

ProjectNumber: 285.002.01

Lab #: 52235-008 Sam pleID: SC1101-5 M atrix: Solid Sam pleDate: 11/1/2006 2:30PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Cyclohexanone ND µg/Kg310.78 SM 306110111/1/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Dibrom om ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

DiisopropylEther ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

EthylBenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Freon 113 ND µg/Kg7.80.78 SM 306110111/1/2006N/AN/A

Hexachlorobutadiene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Iodom ethane ND µg/Kg7.80.78 SM 306110111/1/2006N/AN/A

Isopropanol ND µg/Kg780.78 SM 306110111/1/2006N/AN/A

Isopropylbenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

M ethylene Chloride ND µg/Kg390.78 SM 306110111/1/2006N/AN/A

n-Butylbenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

n-Propylbenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Naphthalene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

p-Isopropyltoluene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Pentachloroethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

sec-Butylbenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Styrene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg310.78 SM 306110111/1/2006N/AN/A

tert-ButylEthylEther ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

tert-Butylbenzene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Tetrachloroethene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Tetrahydrofuran ND µg/Kg310.78 SM 306110111/1/2006N/AN/A

Toluene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg7.80.78 SM 306110111/1/2006N/AN/A

Trichloroethene ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

VinylAcetate ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

VinylChloride ND µg/Kg3.90.78 SM 306110111/1/2006N/AN/A

Xylenes,Total ND µg/Kg7.80.78 SM 306110111/1/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 73.2 60 130-

Dibrom ofluorom ethane 88.8 60 130-

Toluene-d8 87.9 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:33:33PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/02/06Q C/Prep Batch ID: PM 061102P

Q C/Prep Date: 11/2/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND 50 µg/Kg250

1,1,1-Trichloroethane ND 50 µg/Kg250

1,1,2,2-Tetrachloroethane ND 50 µg/Kg250

1,1,2-Trichloroethane ND 50 µg/Kg250

1,1-Dichloroethane ND 50 µg/Kg250

1,1-Dichloroethene ND 50 µg/Kg250

1,1-Dichloropropene ND 50 µg/Kg250

1,2,3-Trichlorobenzene ND 50 µg/Kg250

1,2,3-Trichloropropane ND 50 µg/Kg250

1,2,4-Trichlorobenzene ND 50 µg/Kg250

1,2,4-Trim ethylbenzene ND 50 µg/Kg250

1,2-Dibrom o-3-Chloropropane ND 50 µg/Kg250

1,2-Dibrom oethane (EDB) ND 50 µg/Kg250

1,2-Dichlorobenzene ND 50 µg/Kg250

1,2-Dichloroethane ND 50 µg/Kg250

1,2-Dichloropropane ND 50 µg/Kg250

1,3,5-Trim ethylbenzene ND 50 µg/Kg250

1,3-Dichlorobenzene ND 50 µg/Kg250

1,3-Dichloropropane ND 50 µg/Kg250

1,4-Dichlorobenzene ND 50 µg/Kg250

1,4-Dioxane ND 50 µg/Kg10000

2,2-Dichloropropane ND 50 µg/Kg250

2-Butanone (M EK) ND 50 µg/Kg2000

2-Chloroethyl-vinylEther ND 50 µg/Kg250

2-Chlorotoluene ND 50 µg/Kg250

2-Hexanone ND 50 µg/Kg2000

4-Chlorotoluene ND 50 µg/Kg250

4-M ethyl-2-Pentanone(M IBK) ND 50 µg/Kg2000

Acetone ND 50 µg/Kg5000

Acetonitrile ND 50 µg/Kg2000

Acrolein ND 50 µg/Kg250

Acrylonitrile ND 50 µg/Kg250

Benzene ND 50 µg/Kg250

BenzylChloride ND 50 µg/Kg250

Brom obenzene ND 50 µg/Kg250

Brom ochlorom ethane ND 50 µg/Kg250

Brom odichlorom ethane ND 50 µg/Kg250

Brom oform ND 50 µg/Kg250

Brom om ethane ND 50 µg/Kg250

Carbon Disulfide ND 50 µg/Kg250

Carbon Tetrachloride ND 50 µg/Kg250

Chlorobenzene ND 50 µg/Kg250

Chloroethane ND 50 µg/Kg250

Chloroform ND 50 µg/Kg250

Chlorom ethane ND 50 µg/Kg250

cis-1,2-Dichloroethene ND 50 µg/Kg250

cis-1,3-Dichloropropene ND 50 µg/Kg250

Cyclohexanone ND 50 µg/Kg2000

Dibrom ochlorom ethane ND 50 µg/Kg250

Dibrom om ethane ND 50 µg/Kg250

QCReport-ECunniffe -11/3/2006 5:33:46 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/02/06Q C/Prep Batch ID: PM 061102P

Q C/Prep Date: 11/2/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

Dichlorodifluorom ethane ND 50 µg/Kg250

DiisopropylEther ND 50 µg/Kg250

EthylBenzene ND 50 µg/Kg250

Freon 113 ND 50 µg/Kg500

Hexachlorobutadiene ND 50 µg/Kg250

Iodom ethane ND 50 µg/Kg500

Isopropanol ND 50 µg/Kg5000

Isopropylbenzene ND 50 µg/Kg250

M ethylene Chloride ND 50 µg/Kg2500

M ethyl-t-butylEther ND 50 µg/Kg250

Naphthalene ND 50 µg/Kg250

n-Butylbenzene ND 50 µg/Kg250

n-Propylbenzene ND 50 µg/Kg250

Pentachloroethane ND 50 µg/Kg250

p-Isopropyltoluene ND 50 µg/Kg250

sec-Butylbenzene ND 50 µg/Kg250

Styrene ND 50 µg/Kg250

tert-Am ylM ethylEther ND 50 µg/Kg250

tert-Butanol(TBA) ND 50 µg/Kg2000

tert-ButylEthylEther ND 50 µg/Kg250

tert-Butylbenzene ND 50 µg/Kg250

Tetrachloroethene ND 50 µg/Kg250

Tetrahydrofuran ND 50 µg/Kg2000

Toluene ND 50 µg/Kg250

trans-1,2-Dichloroethene ND 50 µg/Kg250

trans-1,3-Dichloropropene ND 50 µg/Kg250

trans-1,4-Dichloro-2-butene ND 50 µg/Kg500

Trichloroethene ND 50 µg/Kg250

Trichlorofluorom ethane ND 50 µg/Kg250

VinylAcetate ND 50 µg/Kg250

VinylChloride ND 50 µg/Kg250

Xylenes,Total ND 50 µg/Kg500

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 102 60 130-

Dibrom ofluorom ethane 99.1 60 130-

Toluene-d8 102 60 130-

QCReport-ECunniffe -11/3/2006 5:33:47 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: M aiChiTu -11/02/06Q C Batch ID: PM 061102P

Q C/Prep Date: 11/2/2006

LCS /LCSD - Solid - VOCs:EPA 8260B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<5.0 2000 24901,1-Dichloroethene 70 -135124µg/Kg

<5.0 2000 2420Benzene 70 -135121µg/Kg

<5.0 2000 2260Chlorobenzene 70 -135113µg/Kg

<5.0 2000 1740M ethyl-t-butylEther 70 -13587.0µg/Kg

<5.0 2000 2110Toluene 70 -135106µg/Kg

<5.0 2000 2130Trichloroethene 70 -135106µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 106.0 60 130-

Dibrom ofluorom ethane 112.0 60 130-

Toluene-d8 107.0 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<5.0 2000 2400 30.01,1-Dichloroethene 70 -1353.7120µg/Kg

<5.0 2000 2480 30.0Benzene 70 -1352.4124µg/Kg

<5.0 2000 2240 30.0Chlorobenzene 70 -1350.89112µg/Kg

<5.0 2000 1760 30.0M ethyl-t-butylEther 70 -1351.188.0µg/Kg

<5.0 2000 2140 30.0Toluene 70 -1351.4107µg/Kg

<5.0 2000 2090 30.0Trichloroethene 70 -1351.9104µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 107.0 60 130-

Dibrom ofluorom ethane 108.0 60 130-

Toluene-d8 106.0 60 130-

QCReport-ECunniffe -11/3/2006 5:33:49 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/02/06Q C Batch ID: SM 3061101

Q C Batch Analysis Date: 11/1/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,1-Trichloroethane ND 1 µg/Kg5.0

1,1,2,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,2-Trichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethene ND 1 µg/Kg5.0

1,1-Dichloropropene ND 1 µg/Kg5.0

1,2,3-Trichlorobenzene ND 1 µg/Kg5.0

1,2,3-Trichloropropane ND 1 µg/Kg5.0

1,2,4-Trichlorobenzene ND 1 µg/Kg5.0

1,2,4-Trim ethylbenzene ND 1 µg/Kg5.0

1,2-Dibrom o-3-Chloropropane ND 1 µg/Kg5.0

1,2-Dibrom oethane (EDB) ND 1 µg/Kg5.0

1,2-Dichlorobenzene ND 1 µg/Kg5.0

1,2-Dichloroethane ND 1 µg/Kg5.0

1,2-Dichloropropane ND 1 µg/Kg5.0

1,3,5-Trim ethylbenzene ND 1 µg/Kg5.0

1,3-Dichlorobenzene ND 1 µg/Kg5.0

1,3-Dichloropropane ND 1 µg/Kg5.0

1,4-Dichlorobenzene ND 1 µg/Kg5.0

1,4-Dioxane ND 1 µg/Kg200

2,2-Dichloropropane ND 1 µg/Kg5.0

2-Butanone (M EK) ND 1 µg/Kg40

2-Chloroethyl-vinylEther ND 1 µg/Kg5.0

2-Chlorotoluene ND 1 µg/Kg5.0

2-Hexanone ND 1 µg/Kg40

4-Chlorotoluene ND 1 µg/Kg5.0

4-M ethyl-2-Pentanone(M IBK) ND 1 µg/Kg40

Acetone ND 1 µg/Kg100

Acetonitrile ND 1 µg/Kg40

Acrolein ND 1 µg/Kg5.0

Acrylonitrile ND 1 µg/Kg5.0

Benzene ND 1 µg/Kg5.0

BenzylChloride ND 1 µg/Kg5.0

Brom obenzene ND 1 µg/Kg5.0

Brom ochlorom ethane ND 1 µg/Kg5.0

Brom odichlorom ethane ND 1 µg/Kg5.0

Brom oform ND 1 µg/Kg5.0

Brom om ethane ND 1 µg/Kg5.0

Carbon Disulfide ND 1 µg/Kg5.0

Carbon Tetrachloride ND 1 µg/Kg5.0

Chlorobenzene ND 1 µg/Kg5.0

Chloroethane ND 1 µg/Kg5.0

Chloroform ND 1 µg/Kg5.0

Chlorom ethane ND 1 µg/Kg5.0

cis-1,2-Dichloroethene ND 1 µg/Kg5.0

cis-1,3-Dichloropropene ND 1 µg/Kg5.0

Cyclohexanone ND 1 µg/Kg40

Dibrom ochlorom ethane ND 1 µg/Kg5.0

Dibrom om ethane ND 1 µg/Kg5.0

QCReport-ECunniffe -11/3/2006 5:33:48 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/02/06Q C Batch ID: SM 3061101

Q C Batch Analysis Date: 11/1/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

Dichlorodifluorom ethane ND 1 µg/Kg5.0

DiisopropylEther ND 1 µg/Kg5.0

EthylBenzene ND 1 µg/Kg5.0

Freon 113 ND 1 µg/Kg10

Hexachlorobutadiene ND 1 µg/Kg5.0

Iodom ethane ND 1 µg/Kg10

Isopropanol ND 1 µg/Kg100

Isopropylbenzene ND 1 µg/Kg5.0

M ethylene Chloride ND 1 µg/Kg50

M ethyl-t-butylEther ND 1 µg/Kg5.0

Naphthalene ND 1 µg/Kg5.0

n-Butylbenzene ND 1 µg/Kg5.0

n-Propylbenzene ND 1 µg/Kg5.0

Pentachloroethane ND 1 µg/Kg5.0

p-Isopropyltoluene ND 1 µg/Kg5.0

sec-Butylbenzene ND 1 µg/Kg5.0

Styrene ND 1 µg/Kg5.0

tert-Am ylM ethylEther ND 1 µg/Kg5.0

tert-Butanol(TBA) ND 1 µg/Kg40

tert-ButylEthylEther ND 1 µg/Kg5.0

tert-Butylbenzene ND 1 µg/Kg5.0

Tetrachloroethene ND 1 µg/Kg5.0

Tetrahydrofuran ND 1 µg/Kg40

Toluene ND 1 µg/Kg5.0

trans-1,2-Dichloroethene ND 1 µg/Kg5.0

trans-1,3-Dichloropropene ND 1 µg/Kg5.0

trans-1,4-Dichloro-2-butene ND 1 µg/Kg10

Trichloroethene ND 1 µg/Kg5.0

Trichlorofluorom ethane ND 1 µg/Kg5.0

VinylAcetate ND 1 µg/Kg5.0

VinylChloride ND 1 µg/Kg5.0

Xylenes,Total ND 1 µg/Kg10

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 106 60 130-

Dibrom ofluorom ethane 105 60 130-

Toluene-d8 106 60 130-

QCReport-ECunniffe -11/3/2006 5:33:49 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: M aiChiTu -11/02/06Q C Batch ID: SM 3061101

QC Batch ID Analysis Date: 11/1/2006

LCS /LCSD - Solid - VOCs:EPA 8260B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<5.0 40 43.51,1-Dichloroethene 70 -135109µg/Kg

<5.0 40 45.8Benzene 70 -135114µg/Kg

<5.0 40 44.6Chlorobenzene 70 -135112µg/Kg

<5.0 40 32.6M ethyl-t-butylEther 70 -13581.5µg/Kg

<5.0 40 41.2Toluene 70 -135103µg/Kg

<5.0 40 40.8Trichloroethene 70 -135102µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 97.7 60 130-

Dibrom ofluorom ethane 101.0 60 130-

Toluene-d8 100.0 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<5.0 40 44.0 30.01,1-Dichloroethene 70 -1351.1110µg/Kg

<5.0 40 43.9 30.0Benzene 70 -1354.2110µg/Kg

<5.0 40 43.5 30.0Chlorobenzene 70 -1352.5109µg/Kg

<5.0 40 31.4 30.0M ethyl-t-butylEther 70 -1353.878.5µg/Kg

<5.0 40 40.2 30.0Toluene 70 -1352.5100µg/Kg

<5.0 40 39.6 30.0Trichloroethene 70 -1353.099.0µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 94.1 60 130-

Dibrom ofluorom ethane 93.6 60 130-

Toluene-d8 91.0 60 130-

QCReport-ECunniffe -11/3/2006 5:33:51 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JISIDERIO -11/03/06Q C Batch ID: SHG 061102

Q C/Prep Date: 11/2/2006

LCS /LCSD - Solid - M ercury:EPA 7471B /EPA 245.5

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.050 0.20 0.218M ercury 75 -125109m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.050 0.20 0.192 30.0M ercury 75 -1251396.0m g/Kg

QCReport-ECunniffe -11/3/2006 5:33:50 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JISIDERIO -11/03/06Q C/Prep Batch ID: SHG 061102

Q C/Prep Date: 11/2/2006

M S /M SD - Solid - M ercury:EPA 7471B /EPA 245.5

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52235-003M S

0.223 0.40 0.691M ercury 75 -12511/2/2006m g/Kg 117

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52235-003

RPD RPD Lim its

M SD

0.223 0.40 0.658 30.0M ercury 75 -12511/2/2006m g/Kg 4.9109

QCReport-ECunniffe -11/3/2006 5:33:52 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: DQueja -11/02/06Q C Batch ID: SM 061101

Q C/Prep Date: 11/1/2006

LCS /LCSD - Solid - ICP M etals:EPA 3050B /EPA 6010B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<1.0 50 48.7Antim ony 75 -12597.3m g/Kg

<1.0 50 46.2Arsenic 75 -12592.4m g/Kg

<1.0 50 50.9Barium 75 -125102m g/Kg

<1.0 50 47.9Beryllium 75 -12595.8m g/Kg

<1.0 50 47.3Cadm ium 75 -12594.5m g/Kg

<1.0 50 48.8Chrom ium 75 -12597.5m g/Kg

<1.0 50 49.4Cobalt 75 -12598.8m g/Kg

<1.0 50 49.6Copper 75 -12599.2m g/Kg

<1.0 50 48.9Lead 75 -12597.9m g/Kg

<1.0 50 49.5M olybdenum 75 -12599.0m g/Kg

<1.0 50 48.6Nickel 75 -12597.2m g/Kg

<2.0 50 43.3Selenium 75 -12586.6m g/Kg

<1.0 50 48.3Silver 75 -12596.5m g/Kg

<2.0 50 44.8Thallium 75 -12589.5m g/Kg

<1.0 50 49.9Vanadium 75 -12599.7m g/Kg

<2.0 50 48.1Zinc 75 -12596.3m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<1.0 50 48.5 25.0Antim ony 75 -1250.3697.0m g/Kg

<1.0 50 46.3 25.0Arsenic 75 -1250.2192.6m g/Kg

<1.0 50 50.3 25.0Barium 75 -1251.1101m g/Kg

<1.0 50 47.5 25.0Beryllium 75 -1250.8395.0m g/Kg

<1.0 50 46.3 25.0Cadm ium 75 -1252.192.5m g/Kg

<1.0 50 47.6 25.0Chrom ium 75 -1252.395.2m g/Kg

<1.0 50 48.3 25.0Cobalt 75 -1252.396.6m g/Kg

<1.0 50 48.8 25.0Copper 75 -1251.597.7m g/Kg

<1.0 50 48.8 25.0Lead 75 -1250.2597.6m g/Kg

<1.0 50 49.1 25.0M olybdenum 75 -1250.7298.3m g/Kg

<1.0 50 47.4 25.0Nickel 75 -1252.594.8m g/Kg

<2.0 50 43.2 25.0Selenium 75 -1250.2286.4m g/Kg

<1.0 50 47.9 25.0Silver 75 -1250.7295.8m g/Kg

<2.0 50 45.1 25.0Thallium 75 -1250.7290.2m g/Kg

<1.0 50 48.5 25.0Vanadium 75 -1252.797.0m g/Kg

<2.0 50 48.6 25.0Zinc 75 -1250.9197.2m g/Kg

QCReport-ECunniffe -11/3/2006 5:33:51 PM

PES ENVIRONMENTAL, inc. CHAIN OF CUSTODY RECORD 1682 NOVATO BOULEVARD, SUITE 100

Engineering & Environmental Services NOVATO, CALIFORNIA 94947 (41 5) 899-1600 FAX 1415) 899-1 601

Entech AnalyticalLabs,Inc.3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

PES Environm ental,Inc.

1682NovatoBoulevard,Suite100

On November02,2006,samples werereceived underchainofcustody foranalysis.

TestM atrix

Novato,CA 94947

Jim Dunn

Comm ents

CertificateofAnalysis-FinalReport

Lab CertificateNum ber: 52255

ProjectNam e: Baxter

ProjectNum ber: 285.002.01

Issued: 11/03/2006

P.O .Num ber: 285-002-01-013

Entech analyzes samples "as received" unless otherwise noted.The followingresultsareincluded:

Solid ICP M etals:EPA 3050B /EPA 6010B

VOCs:EPA 8260B

Hold

Entech AnalyticalLabs,Inc.iscertified forenvironmentalanalyses by the StateofCalifornia(#2346).Ifyou have any questions regardingthisreport,please callus at408-588-0200ext.225.

Sincerely,

ErinCunniffeOperations M anager

Environm entalAnalysis Since 1983

Original signed by Erin Cunniffe

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-001 Sam pleID: SC1102-1 M atrix: Solid Sam pleDate: 11/2/2006 7:50AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1-Dichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1-Dichloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1-Dichloropropene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,3-Dichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,4-Dioxane ND µg/Kg2301.2 SM 306110311/3/2006N/AN/A

2,2-Dichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

2-Butanone (M EK) ND µg/Kg461.2 SM 306110311/3/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

2-Chlorotoluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

2-Hexanone ND µg/Kg461.2 SM 306110311/3/2006N/AN/A

4-Chlorotoluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg461.2 SM 306110311/3/2006N/AN/A

Acetone ND µg/Kg1201.2 SM 306110311/3/2006N/AN/A

Acetonitrile ND µg/Kg461.2 SM 306110311/3/2006N/AN/A

Acrolein ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Acrylonitrile ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Benzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

BenzylChloride ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom obenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom ochlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom odichlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom oform ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom om ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Carbon Disulfide ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Carbon Tetrachloride ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chloroform ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-001 Sam pleID: SC1102-1 M atrix: Solid Sam pleDate: 11/2/2006 7:50AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene 7.2 µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Cyclohexanone ND µg/Kg461.2 SM 306110311/3/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Dibrom om ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

DiisopropylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

EthylBenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Freon 113 ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Hexachlorobutadiene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Iodom ethane ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Isopropanol ND µg/Kg1201.2 SM 306110311/3/2006N/AN/A

Isopropylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

M ethylene Chloride ND µg/Kg581.2 SM 306110311/3/2006N/AN/A

n-Butylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

n-Propylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Naphthalene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

p-Isopropyltoluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Pentachloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

sec-Butylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Styrene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg461.2 SM 306110311/3/2006N/AN/A

tert-ButylEthylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

tert-Butylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Tetrachloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Tetrahydrofuran ND µg/Kg461.2 SM 306110311/3/2006N/AN/A

Toluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Trichloroethene 13 µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

VinylAcetate ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

VinylChloride ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Xylenes,Total ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 94.0 60 130-

Dibrom ofluorom ethane 99.6 60 130-

Toluene-d8 102 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-002 Sam pleID: SC1102-2 M atrix: Solid Sam pleDate: 11/2/2006 8:10AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1-Dichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1-Dichloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,1-Dichloropropene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dichloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,2-Dichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,3-Dichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

1,4-Dioxane ND µg/Kg2301.2 SM 306110311/3/2006N/AN/A

2,2-Dichloropropane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

2-Butanone (M EK) ND µg/Kg471.2 SM 306110311/3/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

2-Chlorotoluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

2-Hexanone ND µg/Kg471.2 SM 306110311/3/2006N/AN/A

4-Chlorotoluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg471.2 SM 306110311/3/2006N/AN/A

Acetone ND µg/Kg1201.2 SM 306110311/3/2006N/AN/A

Acetonitrile ND µg/Kg471.2 SM 306110311/3/2006N/AN/A

Acrolein ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Acrylonitrile ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Benzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

BenzylChloride ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom obenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom ochlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom odichlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom oform ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Brom om ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Carbon Disulfide ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Carbon Tetrachloride ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chlorobenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chloroform ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Chlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-002 Sam pleID: SC1102-2 M atrix: Solid Sam pleDate: 11/2/2006 8:10AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Cyclohexanone ND µg/Kg471.2 SM 306110311/3/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Dibrom om ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

DiisopropylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

EthylBenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Freon 113 ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Hexachlorobutadiene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Iodom ethane ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Isopropanol ND µg/Kg1201.2 SM 306110311/3/2006N/AN/A

Isopropylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

M ethylene Chloride ND µg/Kg581.2 SM 306110311/3/2006N/AN/A

n-Butylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

n-Propylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Naphthalene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

p-Isopropyltoluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Pentachloroethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

sec-Butylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Styrene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg471.2 SM 306110311/3/2006N/AN/A

tert-ButylEthylEther ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

tert-Butylbenzene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Tetrachloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Tetrahydrofuran ND µg/Kg471.2 SM 306110311/3/2006N/AN/A

Toluene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Trichloroethene ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

VinylAcetate ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

VinylChloride ND µg/Kg5.81.2 SM 306110311/3/2006N/AN/A

Xylenes,Total ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 97.3 60 130-

Dibrom ofluorom ethane 95.2 60 130-

Toluene-d8 102 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-003 Sam pleID: SC1102-3 M atrix: Solid Sam pleDate: 11/2/2006 8:25AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,1-Dichloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,1-Dichloroethene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,1-Dichloropropene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2-Dichloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,2-Dichloropropane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,3-Dichloropropane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

1,4-Dioxane ND µg/Kg2501.2 SM 306110311/3/2006N/AN/A

2,2-Dichloropropane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

2-Butanone (M EK) ND µg/Kg491.2 SM 306110311/3/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

2-Chlorotoluene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

2-Hexanone ND µg/Kg491.2 SM 306110311/3/2006N/AN/A

4-Chlorotoluene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg491.2 SM 306110311/3/2006N/AN/A

Acetone ND µg/Kg1201.2 SM 306110311/3/2006N/AN/A

Acetonitrile ND µg/Kg491.2 SM 306110311/3/2006N/AN/A

Acrolein ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Acrylonitrile ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Benzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

BenzylChloride ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Brom obenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Brom ochlorom ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Brom odichlorom ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Brom oform ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Brom om ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Carbon Disulfide ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Carbon Tetrachloride ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Chlorobenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Chloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Chloroform ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Chlorom ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-003 Sam pleID: SC1102-3 M atrix: Solid Sam pleDate: 11/2/2006 8:25AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Cyclohexanone ND µg/Kg491.2 SM 306110311/3/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Dibrom om ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

DiisopropylEther ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

EthylBenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Freon 113 ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Hexachlorobutadiene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Iodom ethane ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Isopropanol ND µg/Kg1201.2 SM 306110311/3/2006N/AN/A

Isopropylbenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

M ethylene Chloride ND µg/Kg621.2 SM 306110311/3/2006N/AN/A

n-Butylbenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

n-Propylbenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Naphthalene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

p-Isopropyltoluene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Pentachloroethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

sec-Butylbenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Styrene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg491.2 SM 306110311/3/2006N/AN/A

tert-ButylEthylEther ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

tert-Butylbenzene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Tetrachloroethene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Tetrahydrofuran ND µg/Kg491.2 SM 306110311/3/2006N/AN/A

Toluene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Trichloroethene ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

VinylAcetate ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

VinylChloride ND µg/Kg6.21.2 SM 306110311/3/2006N/AN/A

Xylenes,Total ND µg/Kg121.2 SM 306110311/3/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 83.6 60 130-

Dibrom ofluorom ethane 95.9 60 130-

Toluene-d8 97.2 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-004 Sam pleID: SC1102-4 M atrix: Solid Sam pleDate: 11/2/2006 8:35AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,1-Dichloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,1-Dichloroethene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,1-Dichloropropene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2-Dichloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,2-Dichloropropane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,3-Dichloropropane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

1,4-Dioxane ND µg/Kg3101.5 SM 306110311/3/2006N/AN/A

2,2-Dichloropropane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

2-Butanone (M EK) ND µg/Kg611.5 SM 306110311/3/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

2-Chlorotoluene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

2-Hexanone ND µg/Kg611.5 SM 306110311/3/2006N/AN/A

4-Chlorotoluene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg611.5 SM 306110311/3/2006N/AN/A

Acetone ND µg/Kg1501.5 SM 306110311/3/2006N/AN/A

Acetonitrile ND µg/Kg611.5 SM 306110311/3/2006N/AN/A

Acrolein ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Acrylonitrile ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Benzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

BenzylChloride ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Brom obenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Brom ochlorom ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Brom odichlorom ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Brom oform ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Brom om ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Carbon Disulfide ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Carbon Tetrachloride ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Chlorobenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Chloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Chloroform ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Chlorom ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-004 Sam pleID: SC1102-4 M atrix: Solid Sam pleDate: 11/2/2006 8:35AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Cyclohexanone ND µg/Kg611.5 SM 306110311/3/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Dibrom om ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

DiisopropylEther ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

EthylBenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Freon 113 ND µg/Kg151.5 SM 306110311/3/2006N/AN/A

Hexachlorobutadiene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Iodom ethane ND µg/Kg151.5 SM 306110311/3/2006N/AN/A

Isopropanol ND µg/Kg1501.5 SM 306110311/3/2006N/AN/A

Isopropylbenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

M ethylene Chloride ND µg/Kg761.5 SM 306110311/3/2006N/AN/A

n-Butylbenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

n-Propylbenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Naphthalene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

p-Isopropyltoluene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Pentachloroethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

sec-Butylbenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Styrene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg611.5 SM 306110311/3/2006N/AN/A

tert-ButylEthylEther ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

tert-Butylbenzene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Tetrachloroethene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Tetrahydrofuran ND µg/Kg611.5 SM 306110311/3/2006N/AN/A

Toluene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg151.5 SM 306110311/3/2006N/AN/A

Trichloroethene ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

VinylAcetate ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

VinylChloride ND µg/Kg7.61.5 SM 306110311/3/2006N/AN/A

Xylenes,Total ND µg/Kg151.5 SM 306110311/3/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 81.0 60 130-

Dibrom ofluorom ethane 91.1 60 130-

Toluene-d8 92.8 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:53PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-005 Sam pleID: SC1102-5 M atrix: Solid Sam pleDate: 11/2/2006 8:50AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,1-Dichloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,1-Dichloroethene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,1-Dichloropropene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2-Dichloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,2-Dichloropropane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,3-Dichloropropane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

1,4-Dioxane ND µg/Kg2201.1 SM 306110311/3/2006N/AN/A

2,2-Dichloropropane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

2-Butanone (M EK) ND µg/Kg441.1 SM 306110311/3/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

2-Chlorotoluene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

2-Hexanone ND µg/Kg441.1 SM 306110311/3/2006N/AN/A

4-Chlorotoluene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg441.1 SM 306110311/3/2006N/AN/A

Acetone ND µg/Kg1101.1 SM 306110311/3/2006N/AN/A

Acetonitrile ND µg/Kg441.1 SM 306110311/3/2006N/AN/A

Acrolein ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Acrylonitrile ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Benzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

BenzylChloride ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Brom obenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Brom ochlorom ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Brom odichlorom ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Brom oform ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Brom om ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Carbon Disulfide ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Carbon Tetrachloride ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Chlorobenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Chloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Chloroform ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Chlorom ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:54PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-005 Sam pleID: SC1102-5 M atrix: Solid Sam pleDate: 11/2/2006 8:50AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene 12 µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Cyclohexanone ND µg/Kg441.1 SM 306110311/3/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Dibrom om ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

DiisopropylEther ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

EthylBenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Freon 113 ND µg/Kg111.1 SM 306110311/3/2006N/AN/A

Hexachlorobutadiene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Iodom ethane ND µg/Kg111.1 SM 306110311/3/2006N/AN/A

Isopropanol ND µg/Kg1101.1 SM 306110311/3/2006N/AN/A

Isopropylbenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

M ethylene Chloride ND µg/Kg561.1 SM 306110311/3/2006N/AN/A

n-Butylbenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

n-Propylbenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Naphthalene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

p-Isopropyltoluene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Pentachloroethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

sec-Butylbenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Styrene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg441.1 SM 306110311/3/2006N/AN/A

tert-ButylEthylEther ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

tert-Butylbenzene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Tetrachloroethene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Tetrahydrofuran ND µg/Kg441.1 SM 306110311/3/2006N/AN/A

Toluene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg111.1 SM 306110311/3/2006N/AN/A

Trichloroethene ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

VinylAcetate ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

VinylChloride ND µg/Kg5.61.1 SM 306110311/3/2006N/AN/A

Xylenes,Total ND µg/Kg111.1 SM 306110311/3/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 88.6 60 130-

Dibrom ofluorom ethane 82.8 60 130-

Toluene-d8 97.1 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:54PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-006 Sam pleID: SC1102-6 M atrix: Solid Sam pleDate: 11/2/2006 9:05AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,1-Dichloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,1-Dichloroethene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,1-Dichloropropene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2-Dichloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,2-Dichloropropane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,3-Dichloropropane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

1,4-Dioxane ND µg/Kg1600.78 SM 306110311/3/2006N/AN/A

2,2-Dichloropropane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

2-Butanone (M EK) ND µg/Kg310.78 SM 306110311/3/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

2-Chlorotoluene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

2-Hexanone ND µg/Kg310.78 SM 306110311/3/2006N/AN/A

4-Chlorotoluene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg310.78 SM 306110311/3/2006N/AN/A

Acetone ND µg/Kg780.78 SM 306110311/3/2006N/AN/A

Acetonitrile ND µg/Kg310.78 SM 306110311/3/2006N/AN/A

Acrolein ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Acrylonitrile ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Benzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

BenzylChloride ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Brom obenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Brom ochlorom ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Brom odichlorom ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Brom oform ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Brom om ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Carbon Disulfide ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Carbon Tetrachloride ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Chlorobenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Chloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Chloroform ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Chlorom ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:54PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-006 Sam pleID: SC1102-6 M atrix: Solid Sam pleDate: 11/2/2006 9:05AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene 8.2 µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Cyclohexanone ND µg/Kg310.78 SM 306110311/3/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Dibrom om ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

DiisopropylEther ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

EthylBenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Freon 113 ND µg/Kg7.80.78 SM 306110311/3/2006N/AN/A

Hexachlorobutadiene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Iodom ethane ND µg/Kg7.80.78 SM 306110311/3/2006N/AN/A

Isopropanol ND µg/Kg780.78 SM 306110311/3/2006N/AN/A

Isopropylbenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

M ethylene Chloride ND µg/Kg390.78 SM 306110311/3/2006N/AN/A

n-Butylbenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

n-Propylbenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Naphthalene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

p-Isopropyltoluene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Pentachloroethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

sec-Butylbenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Styrene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg310.78 SM 306110311/3/2006N/AN/A

tert-ButylEthylEther ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

tert-Butylbenzene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Tetrachloroethene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Tetrahydrofuran ND µg/Kg310.78 SM 306110311/3/2006N/AN/A

Toluene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg7.80.78 SM 306110311/3/2006N/AN/A

Trichloroethene ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

VinylAcetate ND µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

VinylChloride 6.9 µg/Kg3.90.78 SM 306110311/3/2006N/AN/A

Xylenes,Total ND µg/Kg7.80.78 SM 306110311/3/2006N/AN/A

Reviewed by:EricKum

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 76.2 60 130-

Dibrom ofluorom ethane 87.2 60 130-

Toluene-d8 90.8 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:54PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-007 Sam pleID: SC1102-7 M atrix: Solid Sam pleDate: 11/2/2006 9:40AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Cadm ium ND mg/Kg1.01.0 SM 06110211/3/2006SM 06110211/2/2006

Reviewed by:HDINH

Analyzed by:Equeja

Lab #: 52255-008 Sam pleID: SC1102-8 M atrix: Solid Sam pleDate: 11/2/2006 10:35AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Cadm ium 2.6 m g/Kg1.01.0 SM 06110211/3/2006SM 06110211/2/2006

Reviewed by:HDINH

Analyzed by:Equeja

Lab #: 52255-009 Sam pleID: SC1102-9 M atrix: Solid Sam pleDate: 11/2/2006 10:55AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Cadm ium ND mg/Kg1.01.0 SM 06110211/3/2006SM 06110211/2/2006

Reviewed by:HDINH

Analyzed by:Equeja

Lab #: 52255-011 Sam pleID: SC1102-11 M atrix: Solid Sam pleDate: 11/2/2006 12:50PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Cadm ium ND mg/Kg1.01.0 SM 06110211/3/2006SM 06110211/2/2006

Reviewed by:HDINH

Analyzed by:Equeja

Lab #: 52255-012 Sam pleID: SC1102-12 M atrix: Solid Sam pleDate: 11/2/2006 1:20PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Cadm ium ND mg/Kg1.01.0 SM 06110211/3/2006SM 06110211/2/2006

Reviewed by:HDINH

Analyzed by:Equeja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:54PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285-002-01-013

Attn: Jim Dunn

ProjectName: Baxter

Samples Received: 11/02/2006

ProjectNumber: 285.002.01

Lab #: 52255-013 Sam pleID: SC1102-13 M atrix: Solid Sam pleDate: 11/2/2006 1:40PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Cadm ium ND mg/Kg1.01.0 SM 06110211/3/2006SM 06110211/2/2006

Reviewed by:HDINH

Analyzed by:Equeja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/3/20065:32:54PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/03/06Q C Batch ID: SM 3061103

Q C Batch Analysis Date: 11/3/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,1-Trichloroethane ND 1 µg/Kg5.0

1,1,2,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,2-Trichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethene ND 1 µg/Kg5.0

1,1-Dichloropropene ND 1 µg/Kg5.0

1,2,3-Trichlorobenzene ND 1 µg/Kg5.0

1,2,3-Trichloropropane ND 1 µg/Kg5.0

1,2,4-Trichlorobenzene ND 1 µg/Kg5.0

1,2,4-Trim ethylbenzene ND 1 µg/Kg5.0

1,2-Dibrom o-3-Chloropropane ND 1 µg/Kg5.0

1,2-Dibrom oethane (EDB) ND 1 µg/Kg5.0

1,2-Dichlorobenzene ND 1 µg/Kg5.0

1,2-Dichloroethane ND 1 µg/Kg5.0

1,2-Dichloropropane ND 1 µg/Kg5.0

1,3,5-Trim ethylbenzene ND 1 µg/Kg5.0

1,3-Dichlorobenzene ND 1 µg/Kg5.0

1,3-Dichloropropane ND 1 µg/Kg5.0

1,4-Dichlorobenzene ND 1 µg/Kg5.0

1,4-Dioxane ND 1 µg/Kg200

2,2-Dichloropropane ND 1 µg/Kg5.0

2-Butanone (M EK) ND 1 µg/Kg40

2-Chloroethyl-vinylEther ND 1 µg/Kg5.0

2-Chlorotoluene ND 1 µg/Kg5.0

2-Hexanone ND 1 µg/Kg40

4-Chlorotoluene ND 1 µg/Kg5.0

4-M ethyl-2-Pentanone(M IBK) ND 1 µg/Kg40

Acetone ND 1 µg/Kg100

Acetonitrile ND 1 µg/Kg40

Acrolein ND 1 µg/Kg5.0

Acrylonitrile ND 1 µg/Kg5.0

Benzene ND 1 µg/Kg5.0

BenzylChloride ND 1 µg/Kg5.0

Brom obenzene ND 1 µg/Kg5.0

Brom ochlorom ethane ND 1 µg/Kg5.0

Brom odichlorom ethane ND 1 µg/Kg5.0

Brom oform ND 1 µg/Kg5.0

Brom om ethane ND 1 µg/Kg5.0

Carbon Disulfide ND 1 µg/Kg5.0

Carbon Tetrachloride ND 1 µg/Kg5.0

Chlorobenzene ND 1 µg/Kg5.0

Chloroethane ND 1 µg/Kg5.0

Chloroform ND 1 µg/Kg5.0

Chlorom ethane ND 1 µg/Kg5.0

cis-1,2-Dichloroethene ND 1 µg/Kg5.0

cis-1,3-Dichloropropene ND 1 µg/Kg5.0

Cyclohexanone ND 1 µg/Kg40

Dibrom ochlorom ethane ND 1 µg/Kg5.0

Dibrom om ethane ND 1 µg/Kg5.0

QCReport-ECunniffe -11/3/2006 5:41:56 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/03/06Q C Batch ID: SM 3061103

Q C Batch Analysis Date: 11/3/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

Dichlorodifluorom ethane ND 1 µg/Kg5.0

DiisopropylEther ND 1 µg/Kg5.0

EthylBenzene ND 1 µg/Kg5.0

Freon 113 ND 1 µg/Kg10

Hexachlorobutadiene ND 1 µg/Kg5.0

Iodom ethane ND 1 µg/Kg10

Isopropanol ND 1 µg/Kg100

Isopropylbenzene ND 1 µg/Kg5.0

M ethylene Chloride ND 1 µg/Kg50

M ethyl-t-butylEther ND 1 µg/Kg5.0

Naphthalene ND 1 µg/Kg5.0

n-Butylbenzene ND 1 µg/Kg5.0

n-Propylbenzene ND 1 µg/Kg5.0

Pentachloroethane ND 1 µg/Kg5.0

p-Isopropyltoluene ND 1 µg/Kg5.0

sec-Butylbenzene ND 1 µg/Kg5.0

Styrene ND 1 µg/Kg5.0

tert-Am ylM ethylEther ND 1 µg/Kg5.0

tert-Butanol(TBA) ND 1 µg/Kg40

tert-ButylEthylEther ND 1 µg/Kg5.0

tert-Butylbenzene ND 1 µg/Kg5.0

Tetrachloroethene ND 1 µg/Kg5.0

Tetrahydrofuran ND 1 µg/Kg40

Toluene ND 1 µg/Kg5.0

trans-1,2-Dichloroethene ND 1 µg/Kg5.0

trans-1,3-Dichloropropene ND 1 µg/Kg5.0

trans-1,4-Dichloro-2-butene ND 1 µg/Kg10

Trichloroethene ND 1 µg/Kg5.0

Trichlorofluorom ethane ND 1 µg/Kg5.0

VinylAcetate ND 1 µg/Kg5.0

VinylChloride ND 1 µg/Kg5.0

Xylenes,Total ND 1 µg/Kg10

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 100 60 130-

Dibrom ofluorom ethane 99.5 60 130-

Toluene-d8 101 60 130-

QCReport-ECunniffe -11/3/2006 5:41:56 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: M aiChiTu -11/03/06Q C Batch ID: SM 3061103

QC Batch ID Analysis Date: 11/3/2006

LCS /LCSD - Solid - VOCs:EPA 8260B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<5.0 40 35.11,1-Dichloroethene 70 -13587.8µg/Kg

<5.0 40 36.7Benzene 70 -13591.8µg/Kg

<5.0 40 37.3Chlorobenzene 70 -13593.2µg/Kg

<5.0 40 28.1M ethyl-t-butylEther 70 -13570.2µg/Kg

<5.0 40 34.8Toluene 70 -13587.0µg/Kg

<5.0 40 31.1Trichloroethene 70 -13577.8µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 117.0 60 130-

Dibrom ofluorom ethane 102.0 60 130-

Toluene-d8 109.0 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<5.0 40 37.4 30.01,1-Dichloroethene 70 -1356.393.5µg/Kg

<5.0 40 39.7 30.0Benzene 70 -1357.999.2µg/Kg

<5.0 40 39.4 30.0Chlorobenzene 70 -1355.598.5µg/Kg

<5.0 40 31.4 30.0M ethyl-t-butylEther 70 -1351178.5µg/Kg

<5.0 40 37.2 30.0Toluene 70 -1356.793.0µg/Kg

<5.0 40 32.3 30.0Trichloroethene 70 -1353.880.8µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 109.0 60 130-

Dibrom ofluorom ethane 102.0 60 130-

Toluene-d8 106.0 60 130-

QCReport-ECunniffe -11/3/2006 5:41:57 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/03/06Q C Batch ID: SM 061102

Q C/Prep Date: 11/2/2006

LCS /LCSD - Solid - ICP M etals:EPA 3050B /EPA 6010B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<1.0 50 49.0Antim ony 75 -12597.9m g/Kg

<1.0 50 47.0Arsenic 75 -12594.0m g/Kg

<1.0 50 49.6Barium 75 -12599.1m g/Kg

<1.0 50 49.3Beryllium 75 -12598.6m g/Kg

<1.0 50 48.0Cadm ium 75 -12596.0m g/Kg

<1.0 50 48.1Chrom ium 75 -12596.1m g/Kg

<1.0 50 49.2Cobalt 75 -12598.5m g/Kg

<1.0 50 49.5Copper 75 -12599.0m g/Kg

<1.0 50 49.8Lead 75 -12599.7m g/Kg

<1.0 50 49.0M olybdenum 75 -12597.9m g/Kg

<1.0 50 48.9Nickel 75 -12597.8m g/Kg

<2.0 50 44.9Selenium 75 -12589.7m g/Kg

<1.0 50 47.7Silver 75 -12595.3m g/Kg

<2.0 50 40.2Thallium 75 -12580.4m g/Kg

<1.0 50 49.6Vanadium 75 -12599.3m g/Kg

<2.0 50 49.1Zinc 75 -12598.2m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<1.0 50 49.4 25.0Antim ony 75 -1250.9198.8m g/Kg

<1.0 50 47.7 25.0Arsenic 75 -1251.695.5m g/Kg

<1.0 50 50.4 25.0Barium 75 -1251.7101m g/Kg

<1.0 50 49.4 25.0Beryllium 75 -1250.1998.7m g/Kg

<1.0 50 48.4 25.0Cadm ium 75 -1250.8296.8m g/Kg

<1.0 50 48.7 25.0Chrom ium 75 -1251.397.3m g/Kg

<1.0 50 49.9 25.0Cobalt 75 -1251.399.7m g/Kg

<1.0 50 49.8 25.0Copper 75 -1250.7299.7m g/Kg

<1.0 50 50.7 25.0Lead 75 -1251.7101m g/Kg

<1.0 50 49.6 25.0M olybdenum 75 -1251.299.1m g/Kg

<1.0 50 49.7 25.0Nickel 75 -1251.699.4m g/Kg

<2.0 50 44.3 25.0Selenium 75 -1251.388.6m g/Kg

<1.0 50 48.1 25.0Silver 75 -1250.9096.2m g/Kg

<2.0 50 41.3 25.0Thallium 75 -1252.882.7m g/Kg

<1.0 50 50.2 25.0Vanadium 75 -1251.1100m g/Kg

<2.0 50 49.7 25.0Zinc 75 -1251.399.4m g/Kg

QCReport-ECunniffe -11/3/2006 5:41:57 PM

Entech AnalyticalLabs,Inc.3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

PES Environm ental,Inc.

1682NovatoBoulevard,Suite100

On November21,2006,samples werereceived underchainofcustody foranalysis.

TestM atrix

Novato,CA 94947

Jim Dunn

Comm ents

CertificateofAnalysis-FinalReport

Lab CertificateNum ber: 52591

ProjectNam e: BaxterCourt

ProjectNum ber: 285.002.01.005

Issued: 11/22/2006

Entech analyzes samples "as received" unless otherwise noted.The followingresultsareincluded:

Solid ICP M etals:EPA 3050B /EPA 6010B

Chrom ium VI:EPA 7196A

M ercury:EPA 7471B

VOCs:EPA 8260B

Entech AnalyticalLabs,Inc.iscertified forenvironmentalanalyses by the StateofCalifornia(#2346).Ifyou have any questions regardingthisreport,please callus at408-588-0200ext.225.

Sincerely,

ErinCunniffeOperations M anager

Environm entalAnalysis Since 1983

Original signed by Erin Cunniffe

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-001 Sam pleID: Sidewall6.0 M atrix: Solid Sam pleDate: 11/20/2006 10:30AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A

Chrom ium (VI) ND mg/Kg0.101.0 SCR606112211/22/2006SCR606112211/22/2006

Reviewed by:HDINH

Analyzed by:Jisiderio

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:45PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-001 Sam pleID: Sidewall6.0 M atrix: Solid Sam pleDate: 11/20/2006 10:30AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,1-Dichloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,1-Dichloroethene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,1-Dichloropropene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2-Dichloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,2-Dichloropropane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,3-Dichloropropane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

1,4-Dioxane ND µg/Kg2001.0 SM 306112111/21/2006N/AN/A

2,2-Dichloropropane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

2-Butanone (M EK) ND µg/Kg401.0 SM 306112111/21/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

2-Chlorotoluene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

2-Hexanone ND µg/Kg401.0 SM 306112111/21/2006N/AN/A

4-Chlorotoluene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg401.0 SM 306112111/21/2006N/AN/A

Acetone ND µg/Kg1001.0 SM 306112111/21/2006N/AN/A

Acetonitrile ND µg/Kg401.0 SM 306112111/21/2006N/AN/A

Acrolein ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Acrylonitrile ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Benzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

BenzylChloride ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Brom obenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Brom ochlorom ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Brom odichlorom ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Brom oform ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Brom om ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Carbon Disulfide ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Carbon Tetrachloride ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Chlorobenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Chloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Chloroform ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:46PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-001 Sam pleID: Sidewall6.0 M atrix: Solid Sam pleDate: 11/20/2006 10:30AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

Chlorom ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

cis-1,2-Dichloroethene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Cyclohexanone ND µg/Kg401.0 SM 306112111/21/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Dibrom om ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

DiisopropylEther ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

EthylBenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Freon 113 ND µg/Kg101.0 SM 306112111/21/2006N/AN/A

Hexachlorobutadiene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Iodom ethane ND µg/Kg101.0 SM 306112111/21/2006N/AN/A

Isopropanol ND µg/Kg1001.0 SM 306112111/21/2006N/AN/A

Isopropylbenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

M ethylene Chloride ND µg/Kg501.0 SM 306112111/21/2006N/AN/A

n-Butylbenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

n-Propylbenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Naphthalene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

p-Isopropyltoluene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Pentachloroethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

sec-Butylbenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Styrene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg401.0 SM 306112111/21/2006N/AN/A

tert-ButylEthylEther ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

tert-Butylbenzene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Tetrachloroethene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Tetrahydrofuran ND µg/Kg401.0 SM 306112111/21/2006N/AN/A

Toluene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg101.0 SM 306112111/21/2006N/AN/A

Trichloroethene ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

VinylAcetate ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

VinylChloride ND µg/Kg5.01.0 SM 306112111/21/2006N/AN/A

Xylenes,Total ND µg/Kg101.0 SM 306112111/21/2006N/AN/A

Reviewed by:TFulton

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 62.2 60 130-

Dibrom ofluorom ethane 74.6 60 130-

Toluene-d8 71.4 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:46PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-001 Sam pleID: Sidewall6.0 M atrix: Solid Sam pleDate: 11/20/2006 10:30AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury 0.14 m g/Kg0.0501.0 SHG06112211/22/2006SHG06112211/22/2006

Reviewed by:JISIDERIO

Analyzed by:Hdinh

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 6.9 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Arsenic 2.5 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Barium 37 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Beryllium ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Cadm ium ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Chrom ium 400 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Cobalt 7.1 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Copper 22 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Lead 6.8 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

M olybdenum ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Nickel 61 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Selenium ND mg/Kg2.01.0 SM 06112111/22/2006SM 06112111/21/2006

Silver ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Thallium ND mg/Kg2.01.0 SM 06112111/22/2006SM 06112111/21/2006

Vanadium 45 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Zinc 48 m g/Kg2.01.0 SM 06112111/22/2006SM 06112111/21/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:46PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-002 Sam pleID: Sidewall11.0 M atrix: Solid Sam pleDate: 11/20/2006 10:45AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A

Chrom ium (VI) ND mg/Kg0.101.0 SCR606112211/22/2006SCR606112211/22/2006

Reviewed by:HDINH

Analyzed by:Jisiderio

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:46PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-002 Sam pleID: Sidewall11.0 M atrix: Solid Sam pleDate: 11/20/2006 10:45AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,1-Dichloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,1-Dichloroethene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,1-Dichloropropene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2-Dichloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,2-Dichloropropane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,3-Dichloropropane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

1,4-Dioxane ND µg/Kg2401.2 SM 306112111/21/2006N/AN/A

2,2-Dichloropropane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

2-Butanone (M EK) ND µg/Kg481.2 SM 306112111/21/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

2-Chlorotoluene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

2-Hexanone ND µg/Kg481.2 SM 306112111/21/2006N/AN/A

4-Chlorotoluene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg481.2 SM 306112111/21/2006N/AN/A

Acetone ND µg/Kg1201.2 SM 306112111/21/2006N/AN/A

Acetonitrile ND µg/Kg481.2 SM 306112111/21/2006N/AN/A

Acrolein ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Acrylonitrile ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Benzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

BenzylChloride ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Brom obenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Brom ochlorom ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Brom odichlorom ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Brom oform ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Brom om ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Carbon Disulfide 7.3 µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Carbon Tetrachloride ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Chlorobenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Chloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Chloroform ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:46PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-002 Sam pleID: Sidewall11.0 M atrix: Solid Sam pleDate: 11/20/2006 10:45AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

Chlorom ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

cis-1,2-Dichloroethene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Cyclohexanone ND µg/Kg481.2 SM 306112111/21/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Dibrom om ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

DiisopropylEther ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

EthylBenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Freon 113 ND µg/Kg121.2 SM 306112111/21/2006N/AN/A

Hexachlorobutadiene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Iodom ethane ND µg/Kg121.2 SM 306112111/21/2006N/AN/A

Isopropanol ND µg/Kg1201.2 SM 306112111/21/2006N/AN/A

Isopropylbenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

M ethylene Chloride ND µg/Kg601.2 SM 306112111/21/2006N/AN/A

n-Butylbenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

n-Propylbenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Naphthalene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

p-Isopropyltoluene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Pentachloroethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

sec-Butylbenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Styrene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg481.2 SM 306112111/21/2006N/AN/A

tert-ButylEthylEther ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

tert-Butylbenzene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Tetrachloroethene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Tetrahydrofuran ND µg/Kg481.2 SM 306112111/21/2006N/AN/A

Toluene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg121.2 SM 306112111/21/2006N/AN/A

Trichloroethene ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

VinylAcetate ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

VinylChloride ND µg/Kg6.01.2 SM 306112111/21/2006N/AN/A

Xylenes,Total ND µg/Kg121.2 SM 306112111/21/2006N/AN/A

Reviewed by:TFulton

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 60.6 60 130-

Dibrom ofluorom ethane 74.2 60 130-

Toluene-d8 77.3 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:46PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

SampleCollected by: Client

Attn: Jim Dunn

ProjectName: BaxterCourt

Samples Received: 11/21/2006

ProjectNumber: 285.002.01.005

Lab #: 52591-002 Sam pleID: Sidewall11.0 M atrix: Solid Sam pleDate: 11/20/2006 10:45AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury 0.057 m g/Kg0.0501.0 SHG06112211/22/2006SHG06112211/22/2006

Reviewed by:JISIDERIO

Analyzed by:Hdinh

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 1.5 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Arsenic 3.8 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Barium 29 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Beryllium ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Cadm ium ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Chrom ium 69 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Cobalt 7.6 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Copper 18 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Lead 11 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

M olybdenum ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Nickel 56 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Selenium ND mg/Kg2.01.0 SM 06112111/22/2006SM 06112111/21/2006

Silver ND mg/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Thallium ND mg/Kg2.01.0 SM 06112111/22/2006SM 06112111/21/2006

Vanadium 44 m g/Kg1.01.0 SM 06112111/22/2006SM 06112111/21/2006

Zinc 63 m g/Kg2.01.0 SM 06112111/22/2006SM 06112111/21/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/22/20063:11:46PM -ECunniffeQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: TFulton -11/22/06Q C Batch ID: SM 3061121

Q C Batch Analysis Date: 11/21/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,1-Trichloroethane ND 1 µg/Kg5.0

1,1,2,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,2-Trichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethene ND 1 µg/Kg5.0

1,1-Dichloropropene ND 1 µg/Kg5.0

1,2,3-Trichlorobenzene ND 1 µg/Kg5.0

1,2,3-Trichloropropane ND 1 µg/Kg5.0

1,2,4-Trichlorobenzene ND 1 µg/Kg5.0

1,2,4-Trim ethylbenzene ND 1 µg/Kg5.0

1,2-Dibrom o-3-Chloropropane ND 1 µg/Kg5.0

1,2-Dibrom oethane (EDB) ND 1 µg/Kg5.0

1,2-Dichlorobenzene ND 1 µg/Kg5.0

1,2-Dichloroethane ND 1 µg/Kg5.0

1,2-Dichloropropane ND 1 µg/Kg5.0

1,3,5-Trim ethylbenzene ND 1 µg/Kg5.0

1,3-Dichlorobenzene ND 1 µg/Kg5.0

1,3-Dichloropropane ND 1 µg/Kg5.0

1,4-Dichlorobenzene ND 1 µg/Kg5.0

1,4-Dioxane ND 1 µg/Kg200

2,2-Dichloropropane ND 1 µg/Kg5.0

2-Butanone (M EK) ND 1 µg/Kg40

2-Chloroethyl-vinylEther ND 1 µg/Kg5.0

2-Chlorotoluene ND 1 µg/Kg5.0

2-Hexanone ND 1 µg/Kg40

4-Chlorotoluene ND 1 µg/Kg5.0

4-M ethyl-2-Pentanone(M IBK) ND 1 µg/Kg40

Acetone ND 1 µg/Kg100

Acetonitrile ND 1 µg/Kg40

Acrolein ND 1 µg/Kg5.0

Acrylonitrile ND 1 µg/Kg5.0

Benzene ND 1 µg/Kg5.0

BenzylChloride ND 1 µg/Kg5.0

Brom obenzene ND 1 µg/Kg5.0

Brom ochlorom ethane ND 1 µg/Kg5.0

Brom odichlorom ethane ND 1 µg/Kg5.0

Brom oform ND 1 µg/Kg5.0

Brom om ethane ND 1 µg/Kg5.0

Carbon Disulfide ND 1 µg/Kg5.0

Carbon Tetrachloride ND 1 µg/Kg5.0

Chlorobenzene ND 1 µg/Kg5.0

Chloroethane ND 1 µg/Kg5.0

Chloroform ND 1 µg/Kg5.0

Chlorom ethane ND 1 µg/Kg5.0

cis-1,2-Dichloroethene ND 1 µg/Kg5.0

cis-1,3-Dichloropropene ND 1 µg/Kg5.0

Cyclohexanone ND 1 µg/Kg40

Dibrom ochlorom ethane ND 1 µg/Kg5.0

Dibrom om ethane ND 1 µg/Kg5.0

Dichlorodifluorom ethane ND 1 µg/Kg5.0

DiisopropylEther ND 1 µg/Kg5.0

QCReport-ECunniffe -11/22/2006 3:12:24 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: TFulton -11/22/06Q C Batch ID: SM 3061121

Q C Batch Analysis Date: 11/21/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

EthylBenzene ND 1 µg/Kg5.0

Freon 113 ND 1 µg/Kg10

Hexachlorobutadiene ND 1 µg/Kg5.0

Iodom ethane ND 1 µg/Kg10

Isopropanol ND 1 µg/Kg100

Isopropylbenzene ND 1 µg/Kg5.0

M ethylene Chloride ND 1 µg/Kg50

M ethyl-t-butylEther ND 1 µg/Kg5.0

Naphthalene ND 1 µg/Kg5.0

n-Butylbenzene ND 1 µg/Kg5.0

n-Propylbenzene ND 1 µg/Kg5.0

Pentachloroethane ND 1 µg/Kg5.0

p-Isopropyltoluene ND 1 µg/Kg5.0

sec-Butylbenzene ND 1 µg/Kg5.0

Styrene ND 1 µg/Kg5.0

tert-Am ylM ethylEther ND 1 µg/Kg5.0

tert-Butanol(TBA) ND 1 µg/Kg40

tert-ButylEthylEther ND 1 µg/Kg5.0

tert-Butylbenzene ND 1 µg/Kg5.0

Tetrachloroethene ND 1 µg/Kg5.0

Tetrahydrofuran ND 1 µg/Kg40

Toluene ND 1 µg/Kg5.0

trans-1,2-Dichloroethene ND 1 µg/Kg5.0

trans-1,3-Dichloropropene ND 1 µg/Kg5.0

trans-1,4-Dichloro-2-butene ND 1 µg/Kg10

Trichloroethene ND 1 µg/Kg5.0

Trichlorofluorom ethane ND 1 µg/Kg5.0

VinylAcetate ND 1 µg/Kg5.0

VinylChloride ND 1 µg/Kg5.0

Xylenes,Total ND 1 µg/Kg10

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 83.7 60 130-

Dibrom ofluorom ethane 88.2 60 130-

Toluene-d8 85.4 60 130-

QCReport-ECunniffe -11/22/2006 3:12:24 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: TFulton -11/22/06Q C Batch ID: SM 3061121

QC Batch ID Analysis Date: 11/21/2006

LCS /LCSD - Solid - VOCs:EPA 8260B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<5.0 40 33.61,1-Dichloroethene 70 -13584.0µg/Kg

<5.0 40 37.3Benzene 70 -13593.2µg/Kg

<5.0 40 35.6Chlorobenzene 70 -13589.0µg/Kg

<5.0 40 40.1M ethyl-t-butylEther 70 -135100µg/Kg

<5.0 40 35.4Toluene 70 -13588.5µg/Kg

<5.0 40 35.7Trichloroethene 70 -13589.2µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 85.6 60 130-

Dibrom ofluorom ethane 94.2 60 130-

Toluene-d8 87.4 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<5.0 40 30.7 30.01,1-Dichloroethene 70 -1359.076.8µg/Kg

<5.0 40 34.8 30.0Benzene 70 -1356.987.0µg/Kg

<5.0 40 36.5 30.0Chlorobenzene 70 -1352.591.2µg/Kg

<5.0 40 38.3 30.0M ethyl-t-butylEther 70 -1354.695.8µg/Kg

<5.0 40 35.6 30.0Toluene 70 -1350.5689.0µg/Kg

<5.0 40 34.3 30.0Trichloroethene 70 -1354.085.8µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 92.7 60 130-

Dibrom ofluorom ethane 93.6 60 130-

Toluene-d8 93.0 60 130-

QCReport-ECunniffe -11/22/2006 3:12:25 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/22/06Q C Batch ID: SCR6061122

Q C/Prep Date: 11/22/2006

LCS /LCSD - Solid - Chrom ium VI:EPA 7196A

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.10 1.0 0.979Chrom ium (VI) 75 -12597.9m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.10 1.0 1.02 30.0Chrom ium (VI) 75 -1254.1102m g/Kg

QCReport-ECunniffe -11/22/2006 3:12:25 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/22/06Q C/Prep Batch ID: SCR6061122

Q C/Prep Date: 11/22/2006

M S /M SD - Solid - Chrom ium VI:EPA 7196A

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52591-001M S

ND 1.0 0.963Chrom ium (VI) 75 -12511/22/2006m g/Kg 96.3

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52591-001

RPD RPD Lim its

M SD

ND 1.0 0.974 30.0Chrom ium (VI) 75 -12511/22/2006m g/Kg 1.197.4

QCReport-ECunniffe -11/22/2006 3:12:25 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JISIDERIO -11/22/06Q C Batch ID: SHG 061122

Q C/Prep Date: 11/22/2006

LCS /LCSD - Solid - M ercury:EPA 7471B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.050 0.20 0.186M ercury 75 -12593.0m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.050 0.20 0.198 30.0M ercury 75 -1256.399.0m g/Kg

QCReport-ECunniffe -11/22/2006 3:12:25 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: JISIDERIO -11/22/06Q C/Prep Batch ID: SHG 061122

Q C/Prep Date: 11/22/2006

M S /M SD - Solid - M ercury:EPA 7471B

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52591-001M S

0.142 0.40 0.453M ercury 75 -12511/22/2006m g/Kg 77.8

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52591-001

RPD RPD Lim its

M SD

0.142 0.40 0.507 30.0M ercury 75 -12511/22/2006m g/Kg 1191.2

QCReport-ECunniffe -11/22/2006 3:12:26 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/22/06Q C Batch ID: SM 061121

Q C/Prep Date: 11/21/2006

LCS /LCSD - Solid - ICP M etals:EPA 3050B /EPA 6010B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<1.0 50 49.7Antim ony 75 -12599.4m g/Kg

<1.0 50 49.4Arsenic 75 -12598.8m g/Kg

<1.0 50 51.2Barium 75 -125102m g/Kg

<1.0 50 49.3Beryllium 75 -12598.5m g/Kg

<1.0 50 49.4Cadm ium 75 -12598.8m g/Kg

<1.0 50 49.6Chrom ium 75 -12599.3m g/Kg

<1.0 50 51.4Cobalt 75 -125103m g/Kg

<1.0 50 50.0Copper 75 -12599.9m g/Kg

<1.0 50 51.2Lead 75 -125102m g/Kg

<1.0 50 50.4M olybdenum 75 -125101m g/Kg

<1.0 50 49.8Nickel 75 -12599.7m g/Kg

<2.0 50 45.8Selenium 75 -12591.6m g/Kg

<1.0 50 49.4Silver 75 -12598.8m g/Kg

<2.0 50 46.7Thallium 75 -12593.4m g/Kg

<1.0 50 50.8Vanadium 75 -125102m g/Kg

<2.0 50 52.0Zinc 75 -125104m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<1.0 50 49.3 25.0Antim ony 75 -1250.7498.7m g/Kg

<1.0 50 48.2 25.0Arsenic 75 -1252.696.3m g/Kg

<1.0 50 50.5 25.0Barium 75 -1251.3101m g/Kg

<1.0 50 48.7 25.0Beryllium 75 -1251.397.3m g/Kg

<1.0 50 47.6 25.0Cadm ium 75 -1253.695.2m g/Kg

<1.0 50 47.9 25.0Chrom ium 75 -1253.595.8m g/Kg

<1.0 50 49.6 25.0Cobalt 75 -1253.699.3m g/Kg

<1.0 50 48.2 25.0Copper 75 -1253.696.4m g/Kg

<1.0 50 50.5 25.0Lead 75 -1251.3101m g/Kg

<1.0 50 49.7 25.0M olybdenum 75 -1251.499.4m g/Kg

<1.0 50 48.3 25.0Nickel 75 -1253.196.7m g/Kg

<2.0 50 44.6 25.0Selenium 75 -1252.889.2m g/Kg

<1.0 50 47.8 25.0Silver 75 -1253.395.6m g/Kg

<2.0 50 46.3 25.0Thallium 75 -1250.8192.7m g/Kg

<1.0 50 49.1 25.0Vanadium 75 -1253.498.1m g/Kg

<2.0 50 49.2 25.0Zinc 75 -1255.498.4m g/Kg

QCReport-ECunniffe -11/22/2006 3:12:25 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/22/06Q C/Prep Batch ID: SM 061121

Q C/Prep Date: 11/21/2006

M S /M SD - Solid - ICP M etals:EPA 3050B /EPA 6010B

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52591-001M S

6.87 50 23.6Antim ony 75 -12511/21/2006m g/Kg 33.6 ***

2.55 50 48.0Arsenic 75 -12511/21/2006m g/Kg 90.9

36.9 50 86.9Barium 75 -12511/21/2006m g/Kg 100

ND 50 47.2Beryllium 77 -12511/21/2006m g/Kg 94.3

ND 50 47.4Cadm ium 75 -12511/21/2006m g/Kg 94.7

400 50 352Chrom ium 75 -12511/21/2006m g/Kg -95.7 ***

7.06 50 53.4Cobalt 75 -12511/21/2006m g/Kg 92.7

21.9 50 72.7Copper 75 -12511/21/2006m g/Kg 101

6.82 50 54.8Lead 75 -12511/21/2006m g/Kg 95.9

ND 50 45.5M olybdenum 75 -12511/21/2006m g/Kg 91.1

61.5 50 99.4Nickel 75 -12511/21/2006m g/Kg 75.8

ND 50 33.2Selenium 75 -12511/21/2006m g/Kg 66.4 ***

ND 50 48.4Silver 75 -12511/21/2006m g/Kg 96.9

ND 50 37.5Thallium 75 -12511/21/2006m g/Kg 75.0 ***

44.9 50 96.8Vanadium 75 -12511/21/2006m g/Kg 104

48.4 50 102Zinc 75 -12511/21/2006

***AllM S/M SD recoveries thatdo notfallwithin the controllim itsare outdue to the nature ofthe sam ple m atrix. However,LCS/LCSD recoveries were within the controllim its.

m g/Kg 108

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52591-001

RPD RPD Lim its

M SD

6.87 50 29.7 25.0Antim ony 75 -12511/21/2006m g/Kg 3145.7 ***

2.55 50 48.7 25.0Arsenic 75 -12511/21/2006m g/Kg 1.592.3

36.9 50 108 25.0Barium 75 -12511/21/2006m g/Kg 34142 ***

ND 50 47.1 25.0Beryllium 75 -12511/21/2006m g/Kg 0.03294.3

ND 50 47.1 25.0Cadm ium 75 -12511/21/2006m g/Kg 0.4594.3

400 50 773 25.0Chrom ium 75 -12511/21/2006m g/Kg 260747 ***

7.06 50 55.1 25.0Cobalt 75 -12511/21/2006m g/Kg 3.696.1

21.9 50 70.4 25.0Copper 75 -12511/21/2006m g/Kg 4.597.0

6.82 50 53.4 25.0Lead 75 -12511/21/2006m g/Kg 3.093.1

ND 50 45.1 25.0M olybdenum 75 -12511/21/2006m g/Kg 0.9890.2

61.5 50 139 25.0Nickel 75 -12511/21/2006m g/Kg 69155 ***

ND 50 32.8 25.0Selenium 75 -12511/21/2006m g/Kg 1.465.5 ***

ND 50 48.1 25.0Silver 75 -12511/21/2006m g/Kg 0.8296.1

ND 50 37.6 25.0Thallium 75 -12511/21/2006m g/Kg 0.2375.2

44.9 50 91.5 25.0Vanadium 75 -12511/21/2006m g/Kg 1193.2

48.4 50 96.3 25.0Zinc 75 -12511/21/2006

***AllM S/M SD recoveries thatdo notfallwithin the controllim itsare outdue to the nature ofthe sam ple m atrix. However,LCS/LCSD recoveries were within the controllim its.

m g/Kg 1295.8

QCReport-ECunniffe -11/22/2006 3:12:26 PM

PES Environmental, Inc. Engineering (k Environmental Services

CHAIN OF CUSTODY RECORD d

1682 NOVATO BOULEVARD, SUITE 100 NOVATO, CALIFORNIA 94947

(415) 899-1 600 FAX (415) 899-1601

WtliYE-Laboratory COPY YELLOW-Project Mfim C o PINK-Fieldor Office Copy

- - - -m

METHOD OF SHIPMENT.

1

- , m m DISPATCHED BY: {Siparure)

P

DATE f IME DATE RECEIVED FOR LAB BY: (S~gnafure) TIME

Entech AnalyticalLabs,Inc.3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

PES Environm ental,Inc.

1682NovatoBoulevard,Suite100

On November22,2006,samples werereceived underchainofcustody foranalysis.

Test/Com m entsM atrix

Novato,CA 94947

ChrisBaldassari

CertificateofAnalysis-FinalReport

Lab CertificateNum ber: 52629

ProjectNam e: Baxter

ProjectNum ber: 285.002.01

Issued: 11/28/2006

P.O .Num ber: 285.002.01.014

Entech analyzes samples "as received" unless otherwise noted.The followingresultsareincluded:

Liquid Chrom ium VI:EPA 7196A forW aterand Groundwater/Std.M ethods (18thEd.)3500-Cr-D forW astewater

ICP M etals:EPA 3010A /EPA 6010B forGroundwaterand W ater - EPA 200.7forW astewater

M ercury:EPA 7470A forW aterand Groundwater / EPA 245.1forW astewater

Solid Chrom ium VI:EPA 7196A

ICP M etals:EPA 3050B /EPA 6010B

M ercury:EPA 7471B

VOCs:EPA 8260B

Entech AnalyticalLabs,Inc.iscertified forenvironmentalanalyses by the StateofCalifornia(#2346).Ifyou have any questions regardingthisreport,please callus at408-588-0200ext.225.

Sincerely,

LaurieGlantz-M urphyLaboratoryDirector

Environm entalAnalysis Since 1983

Original signed by Laurie Glantz-Murphy

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-001 Sam pleID: G W -1 M atrix: Liquid Sam pleDate: 11/21/2006 11:45AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A for W aterand G roundwater/Std.M ethods (18th Ed.)3500-Cr-D for W astewater

Chrom ium (VI) 4600 m g/L1000100000 W CR606112211/22/2006N/AN/A

Reviewed by:rlazaro

Analyzed by:Jisiderio

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7470A for W aterand G roundwater / EPA 245.1for W astewater

M ercury ND mg/L0.00021.0 W HG06112711/27/2006W HG06112711/27/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3010A /EPA 6010B for G roundwaterand W ater - EPA 200.7for W astewater

Antim ony 41 m g/L0.0101.0 W M 061122B11/27/2006W M 061122B11/22/2006

Arsenic ND mg/L0.0101.0 W M 061122B11/27/2006W M 061122B11/22/2006

Barium 0.22 m g/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Beryllium ND mg/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Cadm ium 0.0053 m g/L0.00201.0 W M 061122B11/27/2006W M 061122B11/22/2006

Chrom ium 4200 m g/L0.50100 W M 061122B11/28/2006W M 061122B11/22/2006

Cobalt ND mg/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Copper ND mg/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Lead ND mg/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

M olybdenum 0.24 m g/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Nickel 0.14 m g/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Selenium ND mg/L0.0201.0 W M 061122B11/27/2006W M 061122B11/22/2006

Silver 0.019 m g/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Thallium ND mg/L0.0201.0 W M 061122B11/27/2006W M 061122B11/22/2006

Vanadium ND mg/L0.00501.0 W M 061122B11/27/2006W M 061122B11/22/2006

Zinc 0.21 m g/L0.0101.0 W M 061122B11/27/2006W M 061122B11/22/2006

Reviewed by:HDINH

Analyzed by:Equeja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:43PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-002 Sam pleID: Bottom 10.0-E M atrix: Solid Sam pleDate: 11/21/2006 12:50PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A

Chrom ium (VI) ND mg/Kg0.101.0 SCR606112711/27/2006SCR606112711/27/2006

Reviewed by:HDINH

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:43PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-002 Sam pleID: Bottom 10.0-E M atrix: Solid Sam pleDate: 11/21/2006 12:50PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,1-Dichloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,1-Dichloroethene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,1-Dichloropropene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2-Dichloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,2-Dichloropropane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,3-Dichloropropane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

1,4-Dioxane ND µg/Kg2701.4 SM 306112711/27/2006N/AN/A

2,2-Dichloropropane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

2-Butanone (M EK) ND µg/Kg541.4 SM 306112711/27/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

2-Chlorotoluene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

2-Hexanone ND µg/Kg541.4 SM 306112711/27/2006N/AN/A

4-Chlorotoluene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg541.4 SM 306112711/27/2006N/AN/A

Acetone ND µg/Kg1401.4 SM 306112711/27/2006N/AN/A

Acetonitrile ND µg/Kg541.4 SM 306112711/27/2006N/AN/A

Acrolein ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Acrylonitrile ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Benzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

BenzylChloride ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Brom obenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Brom ochlorom ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Brom odichlorom ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Brom oform ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Brom om ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Carbon Disulfide ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Carbon Tetrachloride ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Chlorobenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Chloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Chloroform ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Chlorom ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:43PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-002 Sam pleID: Bottom 10.0-E M atrix: Solid Sam pleDate: 11/21/2006 12:50PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Cyclohexanone ND µg/Kg541.4 SM 306112711/27/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Dibrom om ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

DiisopropylEther ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

EthylBenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Freon 113 ND µg/Kg141.4 SM 306112711/27/2006N/AN/A

Hexachlorobutadiene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Iodom ethane ND µg/Kg141.4 SM 306112711/27/2006N/AN/A

Isopropanol ND µg/Kg1401.4 SM 306112711/27/2006N/AN/A

Isopropylbenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

M ethylene Chloride ND µg/Kg681.4 SM 306112711/27/2006N/AN/A

n-Butylbenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

n-Propylbenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Naphthalene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

p-Isopropyltoluene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Pentachloroethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

sec-Butylbenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Styrene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg541.4 SM 306112711/27/2006N/AN/A

tert-ButylEthylEther ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

tert-Butylbenzene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Tetrachloroethene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Tetrahydrofuran ND µg/Kg541.4 SM 306112711/27/2006N/AN/A

Toluene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg141.4 SM 306112711/27/2006N/AN/A

Trichloroethene ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

VinylAcetate ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

VinylChloride ND µg/Kg6.81.4 SM 306112711/27/2006N/AN/A

Xylenes,Total ND µg/Kg141.4 SM 306112711/27/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 78.6 60 130-

Dibrom ofluorom ethane 86.0 60 130-

Toluene-d8 80.8 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:43PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-002 Sam pleID: Bottom 10.0-E M atrix: Solid Sam pleDate: 11/21/2006 12:50PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury ND mg/Kg0.0501.0 SHG06112711/27/2006SHG06112711/27/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 28 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Arsenic ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Barium 25 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Beryllium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cadm ium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Chrom ium 1700 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cobalt 7.1 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Copper 17 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Lead 3.4 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

M olybdenum ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Nickel 40 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Selenium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Silver ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Thallium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Vanadium 31 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Zinc 42 m g/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:43PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-003 Sam pleID: Bottom 10.0-W M atrix: Solid Sam pleDate: 11/21/2006 1:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A

Chrom ium (VI) ND mg/Kg0.101.0 SCR606112711/27/2006SCR606112711/27/2006

Reviewed by:HDINH

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:43PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-003 Sam pleID: Bottom 10.0-W M atrix: Solid Sam pleDate: 11/21/2006 1:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,1-Dichloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,1-Dichloroethene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,1-Dichloropropene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2-Dichloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,2-Dichloropropane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,3-Dichloropropane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

1,4-Dioxane ND µg/Kg2501.3 SM 306112711/27/2006N/AN/A

2,2-Dichloropropane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

2-Butanone (M EK) ND µg/Kg501.3 SM 306112711/27/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

2-Chlorotoluene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

2-Hexanone ND µg/Kg501.3 SM 306112711/27/2006N/AN/A

4-Chlorotoluene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg501.3 SM 306112711/27/2006N/AN/A

Acetone ND µg/Kg1301.3 SM 306112711/27/2006N/AN/A

Acetonitrile ND µg/Kg501.3 SM 306112711/27/2006N/AN/A

Acrolein ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Acrylonitrile ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Benzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

BenzylChloride ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Brom obenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Brom ochlorom ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Brom odichlorom ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Brom oform ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Brom om ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Carbon Disulfide ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Carbon Tetrachloride ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Chlorobenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Chloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Chloroform ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Chlorom ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:43PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-003 Sam pleID: Bottom 10.0-W M atrix: Solid Sam pleDate: 11/21/2006 1:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Cyclohexanone ND µg/Kg501.3 SM 306112711/27/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Dibrom om ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

DiisopropylEther ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

EthylBenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Freon 113 ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Hexachlorobutadiene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Iodom ethane ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Isopropanol ND µg/Kg1301.3 SM 306112711/27/2006N/AN/A

Isopropylbenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

M ethylene Chloride ND µg/Kg631.3 SM 306112711/27/2006N/AN/A

n-Butylbenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

n-Propylbenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Naphthalene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

p-Isopropyltoluene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Pentachloroethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

sec-Butylbenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Styrene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg501.3 SM 306112711/27/2006N/AN/A

tert-ButylEthylEther ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

tert-Butylbenzene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Tetrachloroethene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Tetrahydrofuran ND µg/Kg501.3 SM 306112711/27/2006N/AN/A

Toluene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Trichloroethene ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

VinylAcetate ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

VinylChloride ND µg/Kg6.31.3 SM 306112711/27/2006N/AN/A

Xylenes,Total ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 70.2 60 130-

Dibrom ofluorom ethane 80.9 60 130-

Toluene-d8 74.1 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-003 Sam pleID: Bottom 10.0-W M atrix: Solid Sam pleDate: 11/21/2006 1:00PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury 0.051 m g/Kg0.0501.0 SHG06112711/27/2006SHG06112711/27/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Arsenic 3.0 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Barium 25 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Beryllium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cadm ium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Chrom ium 44 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cobalt 7.8 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Copper 18 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Lead 3.9 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

M olybdenum ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Nickel 42 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Selenium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Silver ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Thallium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Vanadium 39 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Zinc 43 m g/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-004 Sam pleID: Bottom 10.0-N M atrix: Solid Sam pleDate: 11/21/2006 1:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A

Chrom ium (VI) ND mg/Kg0.101.0 SCR606112711/27/2006SCR606112711/27/2006

Reviewed by:HDINH

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-004 Sam pleID: Bottom 10.0-N M atrix: Solid Sam pleDate: 11/21/2006 1:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1-Dichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1-Dichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1-Dichloropropene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,3-Dichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,4-Dioxane ND µg/Kg2701.3 SM 306112711/27/2006N/AN/A

2,2-Dichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

2-Butanone (M EK) ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

2-Chlorotoluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

2-Hexanone ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

4-Chlorotoluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Acetone ND µg/Kg1301.3 SM 306112711/27/2006N/AN/A

Acetonitrile ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Acrolein ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Acrylonitrile ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Benzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

BenzylChloride ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom obenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom ochlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom odichlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom oform ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom om ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Carbon Disulfide ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Carbon Tetrachloride ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chloroform ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-004 Sam pleID: Bottom 10.0-N M atrix: Solid Sam pleDate: 11/21/2006 1:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Cyclohexanone ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Dibrom om ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

DiisopropylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

EthylBenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Freon 113 ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Hexachlorobutadiene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Iodom ethane ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Isopropanol ND µg/Kg1301.3 SM 306112711/27/2006N/AN/A

Isopropylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

M ethylene Chloride ND µg/Kg661.3 SM 306112711/27/2006N/AN/A

n-Butylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

n-Propylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Naphthalene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

p-Isopropyltoluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Pentachloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

sec-Butylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Styrene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

tert-ButylEthylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

tert-Butylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Tetrachloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Tetrahydrofuran ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Toluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Trichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

VinylAcetate ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

VinylChloride ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Xylenes,Total ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 76.6 60 130-

Dibrom ofluorom ethane 86.0 60 130-

Toluene-d8 79.7 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-004 Sam pleID: Bottom 10.0-N M atrix: Solid Sam pleDate: 11/21/2006 1:05PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury ND mg/Kg0.0501.0 SHG06112711/27/2006SHG06112711/27/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 1.2 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Arsenic 3.2 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Barium 25 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Beryllium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cadm ium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Chrom ium 64 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cobalt 9.7 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Copper 17 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Lead 4.3 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

M olybdenum ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Nickel 48 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Selenium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Silver ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Thallium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Vanadium 41 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Zinc 51 m g/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-005 Sam pleID: Bottom 10.0-S M atrix: Solid Sam pleDate: 11/21/2006 1:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

Chrom ium VI:EPA 7196A

Chrom ium (VI) 240 m g/Kg20200 SCR606112711/27/2006SCR606112711/27/2006

Reviewed by:HDINH

Analyzed by:Rlazaro

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-005 Sam pleID: Bottom 10.0-S M atrix: Solid Sam pleDate: 11/21/2006 1:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1-Dichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1-Dichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,1-Dichloropropene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dichloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,2-Dichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,3-Dichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

1,4-Dioxane ND µg/Kg2701.3 SM 306112711/27/2006N/AN/A

2,2-Dichloropropane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

2-Butanone (M EK) ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

2-Chlorotoluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

2-Hexanone ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

4-Chlorotoluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Acetone ND µg/Kg1301.3 SM 306112711/27/2006N/AN/A

Acetonitrile ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Acrolein ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Acrylonitrile ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Benzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

BenzylChloride ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom obenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom ochlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom odichlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom oform ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Brom om ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Carbon Disulfide ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Carbon Tetrachloride ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chlorobenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chloroform ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Chlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-005 Sam pleID: Bottom 10.0-S M atrix: Solid Sam pleDate: 11/21/2006 1:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

cis-1,2-Dichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Cyclohexanone ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Dibrom om ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

DiisopropylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

EthylBenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Freon 113 ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Hexachlorobutadiene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Iodom ethane ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Isopropanol ND µg/Kg1301.3 SM 306112711/27/2006N/AN/A

Isopropylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

M ethylene Chloride ND µg/Kg661.3 SM 306112711/27/2006N/AN/A

n-Butylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

n-Propylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Naphthalene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

p-Isopropyltoluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Pentachloroethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

sec-Butylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Styrene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

tert-ButylEthylEther ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

tert-Butylbenzene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Tetrachloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Tetrahydrofuran ND µg/Kg531.3 SM 306112711/27/2006N/AN/A

Toluene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Trichloroethene ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

VinylAcetate ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

VinylChloride ND µg/Kg6.61.3 SM 306112711/27/2006N/AN/A

Xylenes,Total ND µg/Kg131.3 SM 306112711/27/2006N/AN/A

Reviewed by:M aiChiTu

Analyzed by:M felixSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 72.9 60 130-

Dibrom ofluorom ethane 79.2 60 130-

Toluene-d8 77.9 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.014

SampleCollected by: Client

Attn: ChrisBaldassari

ProjectName: Baxter

Samples Received: 11/22/2006

ProjectNumber: 285.002.01

Lab #: 52629-005 Sam pleID: Bottom 10.0-S M atrix: Solid Sam pleDate: 11/21/2006 1:10PM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury ND mg/Kg0.0501.0 SHG06112711/27/2006SHG06112711/27/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 28 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Arsenic 2.5 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Barium 50 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Beryllium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cadm ium ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Chrom ium 1600 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Cobalt 9.6 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Copper 37 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Lead 12 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

M olybdenum ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Nickel 75 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Selenium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Silver ND mg/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Thallium ND mg/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Vanadium 37 m g/Kg1.01.0 SM 06112211/27/2006SM 06112211/22/2006

Zinc 70 m g/Kg2.01.0 SM 06112211/27/2006SM 06112211/22/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.11/28/200612:12:44PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/27/06Q C Batch ID: SM 3061127

Q C Batch Analysis Date: 11/27/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,1-Trichloroethane ND 1 µg/Kg5.0

1,1,2,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,2-Trichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethene ND 1 µg/Kg5.0

1,1-Dichloropropene ND 1 µg/Kg5.0

1,2,3-Trichlorobenzene ND 1 µg/Kg5.0

1,2,3-Trichloropropane ND 1 µg/Kg5.0

1,2,4-Trichlorobenzene ND 1 µg/Kg5.0

1,2,4-Trim ethylbenzene ND 1 µg/Kg5.0

1,2-Dibrom o-3-Chloropropane ND 1 µg/Kg5.0

1,2-Dibrom oethane (EDB) ND 1 µg/Kg5.0

1,2-Dichlorobenzene ND 1 µg/Kg5.0

1,2-Dichloroethane ND 1 µg/Kg5.0

1,2-Dichloropropane ND 1 µg/Kg5.0

1,3,5-Trim ethylbenzene ND 1 µg/Kg5.0

1,3-Dichlorobenzene ND 1 µg/Kg5.0

1,3-Dichloropropane ND 1 µg/Kg5.0

1,4-Dichlorobenzene ND 1 µg/Kg5.0

1,4-Dioxane ND 1 µg/Kg200

2,2-Dichloropropane ND 1 µg/Kg5.0

2-Butanone (M EK) ND 1 µg/Kg40

2-Chloroethyl-vinylEther ND 1 µg/Kg5.0

2-Chlorotoluene ND 1 µg/Kg5.0

2-Hexanone ND 1 µg/Kg40

4-Chlorotoluene ND 1 µg/Kg5.0

4-M ethyl-2-Pentanone(M IBK) ND 1 µg/Kg40

Acetone ND 1 µg/Kg100

Acetonitrile ND 1 µg/Kg40

Acrolein ND 1 µg/Kg5.0

Acrylonitrile ND 1 µg/Kg5.0

Benzene ND 1 µg/Kg5.0

BenzylChloride ND 1 µg/Kg5.0

Brom obenzene ND 1 µg/Kg5.0

Brom ochlorom ethane ND 1 µg/Kg5.0

Brom odichlorom ethane ND 1 µg/Kg5.0

Brom oform ND 1 µg/Kg5.0

Brom om ethane ND 1 µg/Kg5.0

Carbon Disulfide ND 1 µg/Kg5.0

Carbon Tetrachloride ND 1 µg/Kg5.0

Chlorobenzene ND 1 µg/Kg5.0

Chloroethane ND 1 µg/Kg5.0

Chloroform ND 1 µg/Kg5.0

Chlorom ethane ND 1 µg/Kg5.0

cis-1,2-Dichloroethene ND 1 µg/Kg5.0

cis-1,3-Dichloropropene ND 1 µg/Kg5.0

Cyclohexanone ND 1 µg/Kg40

Dibrom ochlorom ethane ND 1 µg/Kg5.0

Dibrom om ethane ND 1 µg/Kg5.0

Dichlorodifluorom ethane ND 1 µg/Kg5.0

DiisopropylEther ND 1 µg/Kg5.0

QCReport-LG lantz -11/28/2006 12:12:52 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -11/27/06Q C Batch ID: SM 3061127

Q C Batch Analysis Date: 11/27/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

EthylBenzene ND 1 µg/Kg5.0

Freon 113 ND 1 µg/Kg10

Hexachlorobutadiene ND 1 µg/Kg5.0

Iodom ethane ND 1 µg/Kg10

Isopropanol ND 1 µg/Kg100

Isopropylbenzene ND 1 µg/Kg5.0

M ethylene Chloride ND 1 µg/Kg50

M ethyl-t-butylEther ND 1 µg/Kg5.0

Naphthalene ND 1 µg/Kg5.0

n-Butylbenzene ND 1 µg/Kg5.0

n-Propylbenzene ND 1 µg/Kg5.0

Pentachloroethane ND 1 µg/Kg5.0

p-Isopropyltoluene ND 1 µg/Kg5.0

sec-Butylbenzene ND 1 µg/Kg5.0

Styrene ND 1 µg/Kg5.0

tert-Am ylM ethylEther ND 1 µg/Kg5.0

tert-Butanol(TBA) ND 1 µg/Kg40

tert-ButylEthylEther ND 1 µg/Kg5.0

tert-Butylbenzene ND 1 µg/Kg5.0

Tetrachloroethene ND 1 µg/Kg5.0

Tetrahydrofuran ND 1 µg/Kg40

Toluene ND 1 µg/Kg5.0

trans-1,2-Dichloroethene ND 1 µg/Kg5.0

trans-1,3-Dichloropropene ND 1 µg/Kg5.0

trans-1,4-Dichloro-2-butene ND 1 µg/Kg10

Trichloroethene ND 1 µg/Kg5.0

Trichlorofluorom ethane ND 1 µg/Kg5.0

VinylAcetate ND 1 µg/Kg5.0

VinylChloride ND 1 µg/Kg5.0

Xylenes,Total ND 1 µg/Kg10

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 80.7 60 130-

Dibrom ofluorom ethane 83.5 60 130-

Toluene-d8 76.5 60 130-

QCReport-LG lantz -11/28/2006 12:12:52 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/27/06Q C Batch ID: SCR6061127

Q C/Prep Date: 11/27/2006

LCS /LCSD - Solid - Chrom ium VI:EPA 7196A

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.10 1.0 1.04Chrom ium (VI) 75 -125104m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.10 1.0 0.987 30.0Chrom ium (VI) 75 -1255.098.7m g/Kg

QCReport-LG lantz -11/28/2006 12:12:53 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/27/06Q C Batch ID: SHG 061127

Q C/Prep Date: 11/27/2006

LCS /LCSD - Solid - M ercury:EPA 7471B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.050 0.20 0.197M ercury 75 -12598.5m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.050 0.20 0.219 30.0M ercury 75 -12511110m g/Kg

QCReport-LG lantz -11/28/2006 12:12:53 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/27/06Q C Batch ID: SM 061122

Q C/Prep Date: 11/22/2006

LCS /LCSD - Solid - ICP M etals:EPA 3050B /EPA 6010B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<1.0 50 48.8Antim ony 75 -12597.7m g/Kg

<1.0 50 47.6Arsenic 75 -12595.2m g/Kg

<1.0 50 49.3Barium 75 -12598.6m g/Kg

<1.0 50 48.1Beryllium 75 -12596.3m g/Kg

<1.0 50 47.6Cadm ium 75 -12595.2m g/Kg

<1.0 50 48.9Chrom ium 75 -12597.9m g/Kg

<1.0 50 49.5Cobalt 75 -12599.0m g/Kg

<1.0 50 48.2Copper 75 -12596.4m g/Kg

<1.0 50 50.6Lead 75 -125101m g/Kg

<1.0 50 49.8M olybdenum 75 -12599.7m g/Kg

<1.0 50 48.1Nickel 75 -12596.2m g/Kg

<2.0 50 45.6Selenium 75 -12591.1m g/Kg

<1.0 50 47.7Silver 75 -12595.4m g/Kg

<2.0 50 44.9Thallium 75 -12589.8m g/Kg

<1.0 50 49.1Vanadium 75 -12598.3m g/Kg

<2.0 50 55.4Zinc 75 -125111m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<1.0 50 49.7 25.0Antim ony 75 -1251.899.5m g/Kg

<1.0 50 48.3 25.0Arsenic 75 -1251.596.6m g/Kg

<1.0 50 50.6 25.0Barium 75 -1252.5101m g/Kg

<1.0 50 48.8 25.0Beryllium 75 -1251.397.5m g/Kg

<1.0 50 48.1 25.0Cadm ium 75 -1251.196.2m g/Kg

<1.0 50 49.4 25.0Chrom ium 75 -1250.9798.8m g/Kg

<1.0 50 50.0 25.0Cobalt 75 -1250.9799.9m g/Kg

<1.0 50 49.0 25.0Copper 75 -1251.597.9m g/Kg

<1.0 50 50.7 25.0Lead 75 -1250.22101m g/Kg

<1.0 50 49.9 25.0M olybdenum 75 -1250.1299.8m g/Kg

<1.0 50 48.7 25.0Nickel 75 -1251.297.4m g/Kg

<2.0 50 45.7 25.0Selenium 75 -1250.3291.4m g/Kg

<1.0 50 48.3 25.0Silver 75 -1251.296.6m g/Kg

<2.0 50 45.9 25.0Thallium 75 -1252.191.8m g/Kg

<1.0 50 49.7 25.0Vanadium 75 -1251.199.3m g/Kg

<2.0 50 55.7 25.0Zinc 75 -1250.60111m g/Kg

QCReport-LG lantz -11/28/2006 12:12:53 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: M aiChiTu -11/27/06Q C Batch ID: SM 3061127

QC Batch ID Analysis Date: 11/27/2006

LCS /LCSD - Solid - VOCs:EPA 8260B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<5.0 40 44.81,1-Dichloroethene 70 -135112µg/Kg

<5.0 40 40.2Benzene 70 -135100µg/Kg

<5.0 40 37.9Chlorobenzene 70 -13594.8µg/Kg

<5.0 40 36.4M ethyl-t-butylEther 70 -13591.0µg/Kg

<5.0 40 37.9Toluene 70 -13594.8µg/Kg

<5.0 40 39.6Trichloroethene 70 -13599.0µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 82.8 60 130-

Dibrom ofluorom ethane 90.7 60 130-

Toluene-d8 71.8 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<5.0 40 38.4 30.01,1-Dichloroethene 70 -1351596.0µg/Kg

<5.0 40 39.2 30.0Benzene 70 -1352.598.0µg/Kg

<5.0 40 37.8 30.0Chlorobenzene 70 -1350.2694.5µg/Kg

<5.0 40 39.0 30.0M ethyl-t-butylEther 70 -1356.997.5µg/Kg

<5.0 40 37.7 30.0Toluene 70 -1350.5394.2µg/Kg

<5.0 40 37.8 30.0Trichloroethene 70 -1354.794.5µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 82.5 60 130-

Dibrom ofluorom ethane 85.8 60 130-

Toluene-d8 77.8 60 130-

QCReport-LG lantz -11/28/2006 12:12:54 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: rlazaro -11/27/06Q C Batch ID: W CR6061122

QC Batch ID Analysis Date: 11/22/2006

LCS /LCSD - Liquid - Chrom ium VI:EPA 7196A for W ater and Groundw ater /Std.M ethods (18th Ed.)3500-Cr-D for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.010 0.10 0.0942Chrom ium (VI) 75 -12594.2m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.010 0.10 0.101 25.0Chrom ium (VI) 75 -1256.6101m g/L

QCReport-LG lantz -11/28/2006 12:12:54 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/27/06Q C Batch ID: W HG 061127

Q C/Prep Date: 11/27/2006

LCS /LCSD - Liquid - M ercury:EPA 7470A for W ater and Groundw ater / EPA 245.1 for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.0002 0.0020 0.00190M ercury 75 -12595.0m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.0002 0.0020 0.00188 25.0M ercury 75 -1251.194.0m g/L

QCReport-LG lantz -11/28/2006 12:12:54 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/22/06Q C Batch ID: W M 061122B

Q C/Prep Date: 11/22/2006

LCS /LCSD - Liquid - ICP M etals:EPA 3010A /EPA 6010B for Groundw ater and W ater - EPA 200.7 for W astew ater

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.010 0.50 0.528Antim ony 75 -125106m g/L

<0.010 0.50 0.513Arsenic 75 -125103m g/L

<0.0050 0.50 0.560Barium 75 -125112m g/L

<0.0050 0.50 0.516Beryllium 75 -125103m g/L

<0.0020 0.50 0.517Cadm ium 75 -125103m g/L

<0.0050 0.50 0.506Chrom ium 75 -125101m g/L

<0.0050 0.50 0.530Cobalt 75 -125106m g/L

<0.0050 0.50 0.523Copper 75 -125105m g/L

<0.0050 0.50 0.541Lead 75 -125108m g/L

<0.0050 0.50 0.529M olybdenum 75 -125106m g/L

<0.0050 0.50 0.517Nickel 75 -125103m g/L

<0.020 0.50 0.487Selenium 75 -12597.4m g/L

<0.0050 0.50 0.528Silver 75 -125106m g/L

<0.020 0.50 0.482Thallium 75 -12596.4m g/L

<0.050 1.0 1.03Tin 75 -125103m g/L

<0.0020 0.50 0.538Titanium 75 -125108m g/L

<0.0050 0.50 0.524Vanadium 75 -125105m g/L

<0.010 0.50 0.538Zinc 75 -125108m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.010 0.50 0.530 25.0Antim ony 75 -1250.55106m g/L

<0.010 0.50 0.508 25.0Arsenic 75 -1250.96102m g/L

<0.0050 0.50 0.561 25.0Barium 75 -1250.16112m g/L

<0.0050 0.50 0.515 25.0Beryllium 75 -1250.27103m g/L

<0.0020 0.50 0.515 25.0Cadm ium 75 -1250.33103m g/L

<0.0050 0.50 0.506 25.0Chrom ium 75 -1250.079101m g/L

<0.0050 0.50 0.529 25.0Cobalt 75 -1250.25106m g/L

<0.0050 0.50 0.520 25.0Copper 75 -1250.56104m g/L

<0.0050 0.50 0.537 25.0Lead 75 -1250.72107m g/L

<0.0050 0.50 0.530 25.0M olybdenum 75 -1250.19106m g/L

<0.0050 0.50 0.514 25.0Nickel 75 -1250.64103m g/L

<0.020 0.50 0.480 25.0Selenium 75 -1251.496.1m g/L

<0.0050 0.50 0.529 25.0Silver 75 -1250.095106m g/L

<0.020 0.50 0.488 25.0Thallium 75 -1251.397.6m g/L

<0.050 1.0 1.03 25.0Tin 75 -1250.0103m g/L

<0.0020 0.50 0.536 25.0Titanium 75 -1250.30107m g/L

<0.0050 0.50 0.524 25.0Vanadium 75 -1250.038105m g/L

<0.010 0.50 0.535 25.0Zinc 75 -1250.50107m g/L

QCReport-LG lantz -11/28/2006 12:12:54 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/27/06Q C/Prep Batch ID: SCR6061127

Q C/Prep Date: 11/27/2006

M S /M SD - Solid - Chrom ium VI:EPA 7196A

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52629-005M S

244 200 391Chrom ium (VI) 75 -12511/27/2006

***M S/M SD recoveries thatdo notfallwithin the controllim itare outdue to the nature ofthe sam ple m atrix. The batch was accepted by the LCS/LCSD recoveries.

m g/Kg 73.2 ***

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52629-005

RPD RPD Lim its

M SD

244 200 390 30.0Chrom ium (VI) 75 -12511/27/2006

***M S/M SD recoveries thatdo notfallwithin the controllim itare outdue to the nature ofthe sam ple m atrix. The batch was accepted by the LCS/LCSD recoveries.

m g/Kg 0.2872.6 ***

QCReport-LG lantz -11/28/2006 12:12:55 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -11/27/06Q C/Prep Batch ID: SHG 061127

Q C/Prep Date: 11/27/2006

M S /M SD - Solid - M ercury:EPA 7471B

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52629-002M S

ND 0.40 0.410M ercury 75 -12511/27/2006m g/Kg 102

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52629-002

RPD RPD Lim its

M SD

ND 0.40 0.380 30.0M ercury 75 -12511/27/2006m g/Kg 7.695.0

QCReport-LG lantz -11/28/2006 12:12:55 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: rlazaro -11/27/06Q C Batch ID: W CR6061122

QC Batch ID Analysis Date: 11/22/2006

M S /M SD - Liquid - Chrom ium VI:EPA 7196A for W ater and Groundw ater /Std.M ethods (18th Ed.)3500-Cr-Dfor W astew ater

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52629-001M S

4570 10000 14700Chrom ium (VI) 75 -12511/22/2006m g/L 101

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 52629-001

RPD RPD Lim its

M SD

4570 10000 14600 25.0Chrom ium (VI) 75 -12511/22/2006m g/L 0.74100

QCReport-LG lantz -11/28/2006 12:12:55 PM

Entech AnalyticalLabs,Inc.3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

PES Environm ental,Inc.

1682NovatoBoulevard,Suite100

On December21,2006,samples werereceived underchainofcustody foranalysis.

Test/Com m entsM atrix

Novato,CA 94947

JPD

CertificateofAnalysis-FinalReport

Lab CertificateNum ber: 53162

ProjectNam e: Baxter

ProjectNum ber: 285.002.01

Issued: 12/29/2006

P.O .Num ber: 285.002.01.013

Entech analyzes samples "as received" unless otherwise noted.The followingresultsareincluded:

Solid ICP M etalson STLC (Title22)extractby EPA 3010A /EPA 6010B

ICP M etalson TCLP (EPA 1311)extractby EPA 3010A /EPA 6010B

ICP M etals:EPA 3050B /EPA 6010B

M ercuryon STLC (Title22)extract:EPA 7470A

M ercuryon TCLP (EPA 1311)extract:EPA 7470A

M ercury:EPA 7471B

Subcontract-STLC+TCLP8260-Alpha Analytical

VOCs:EPA 8260B

Entech AnalyticalLabs,Inc.iscertified forenvironmentalanalyses by the StateofCalifornia(#2346).Ifyou have any questions regardingthisreport,please callus at408-588-0200ext.225.

Sincerely,

LaurieGlantz-M urphyLaboratoryDirector

Environm entalAnalysis Since 1983

Original signed by Laurie Glantz-Murphy

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-001 Sam pleID: Pile1 M atrix: Solid Sam pleDate: 12/21/2006 9:15AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury 0.14 m g/Kg0.0501.0 SHG061226B12/27/2006SHG061226B12/26/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury on STLC (Title22)extract:EPA 7470A

M ercury ND mg/L0.00101.0 W HGSTLC06122812/28/2006W HGSTLC06122812/28/2006

Reviewed by:HDINH

Analyzed by:Rwipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury on TCLP (EPA 1311)extract:EPA 7470A

M ercury ND mg/L0.00101.0 W HGTCLP06122812/28/2006W HGTCLP06122812/28/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 3.2 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Arsenic 2.4 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Barium 140 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Beryllium ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Cadm ium 7.9 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Chrom ium 210 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Cobalt 25 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Copper 44 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Lead 34 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

M olybdenum ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Nickel 250 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Selenium ND mg/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Silver ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Thallium ND mg/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Vanadium 67 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Zinc 250 m g/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:58PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-001 Sam pleID: Pile1 M atrix: Solid Sam pleDate: 12/21/2006 9:15AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etalson STLC (Title22)extractby EPA 3010A /EPA 6010B

Antim ony ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Arsenic ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Barium 5.8 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Beryllium ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Cadm ium 0.22 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Chrom ium 0.97 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Cobalt 0.32 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Copper 0.72 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Lead 0.66 m g/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

M olybdenum ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Nickel 1.3 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Selenium ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Silver ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Thallium ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Vanadium 0.50 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Zinc 4.6 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Reviewed by:HDINH

Analyzed by:EQueja

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etalson TCLP (EPA 1311)extractby EPA 3010A /EPA 6010B

Antim ony ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Arsenic ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Barium 0.85 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Beryllium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Cadm ium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Chrom ium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Cobalt ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Copper ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Lead ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

M olybdenum ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Nickel 0.18 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Selenium ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Silver ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Thallium ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Vanadium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Zinc 0.65 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:58PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-002 Sam pleID: Pile2 M atrix: Solid Sam pleDate: 12/21/2006 9:30AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury 0.16 m g/Kg0.0501.0 SHG061226B12/27/2006SHG061226B12/26/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury on STLC (Title22)extract:EPA 7470A

M ercury ND mg/L0.00101.0 W HGSTLC06122812/28/2006W HGSTLC06122812/28/2006

Reviewed by:HDINH

Analyzed by:Rwipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury on TCLP (EPA 1311)extract:EPA 7470A

M ercury ND mg/L0.00101.0 W HGTCLP06122812/28/2006W HGTCLP06122812/28/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 3.3 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Arsenic 4.2 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Barium 200 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Beryllium ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Cadm ium 11 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Chrom ium 170 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Cobalt 14 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Copper 77 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Lead 47 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

M olybdenum ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Nickel 250 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Selenium ND mg/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Silver ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Thallium ND mg/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Vanadium 51 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Zinc 270 m g/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:58PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-002 Sam pleID: Pile2 M atrix: Solid Sam pleDate: 12/21/2006 9:30AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etalson STLC (Title22)extractby EPA 3010A /EPA 6010B

Antim ony ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Arsenic ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Barium 3.4 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Beryllium ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Cadm ium 0.13 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Chrom ium 0.51 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Cobalt 0.23 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Copper 0.84 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Lead 0.56 m g/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

M olybdenum ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Nickel 1.5 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Selenium ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Silver ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Thallium ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Vanadium 0.18 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Zinc 1.8 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Reviewed by:HDINH

Analyzed by:EQueja

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etalson TCLP (EPA 1311)extractby EPA 3010A /EPA 6010B

Antim ony ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Arsenic ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Barium 0.87 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Beryllium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Cadm ium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Chrom ium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Cobalt ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Copper ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Lead ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

M olybdenum ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Nickel 0.11 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Selenium ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Silver ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Thallium ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Vanadium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Zinc 0.18 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:58PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-003 Sam pleID: Pile3 M atrix: Solid Sam pleDate: 12/21/2006 9:40AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury:EPA 7471B

M ercury ND mg/Kg0.0501.0 SHG061226B12/27/2006SHG061226B12/26/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury on STLC (Title22)extract:EPA 7470A

M ercury ND mg/L0.00101.0 W HGSTLC06122812/28/2006W HGSTLC06122812/28/2006

Reviewed by:HDINH

Analyzed by:Rwipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

M ercury on TCLP (EPA 1311)extract:EPA 7470A

M ercury ND mg/L0.00101.0 W HGTCLP06122812/28/2006W HGTCLP06122812/28/2006

Reviewed by:HDINH

Analyzed by:RW ipfler

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etals:EPA 3050B /EPA 6010B

Antim ony 110 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Arsenic 1.2 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Barium 27 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Beryllium ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Cadm ium ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Chrom ium 4400 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Cobalt 7.6 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Copper 48 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Lead 83 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

M olybdenum ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Nickel 39 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Selenium ND mg/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Silver ND mg/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Thallium ND mg/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Vanadium 37 m g/Kg1.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Zinc 51 m g/Kg2.01.0 SM 061226B12/27/2006SM 061226B12/26/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-003 Sam pleID: Pile3 M atrix: Solid Sam pleDate: 12/21/2006 9:40AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etalson STLC (Title22)extractby EPA 3010A /EPA 6010B

Antim ony 2.1 m g/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Arsenic ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Barium 1.4 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Beryllium ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Cadm ium ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Chrom ium 120 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Cobalt 0.10 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Copper 1.3 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Lead 2.0 m g/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

M olybdenum ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Nickel 0.43 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Selenium ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Silver ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Thallium ND mg/L0.251.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Vanadium ND mg/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Zinc 1.4 m g/L0.101.0 W M STLC06122812/28/2006W M STLC06122812/28/2006

Reviewed by:HDINH

Analyzed by:EQueja

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

ICP M etalson TCLP (EPA 1311)extractby EPA 3010A /EPA 6010B

Antim ony 5.1 m g/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Arsenic ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Barium 0.30 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Beryllium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Cadm ium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Chrom ium 310 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Cobalt ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Copper 0.39 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Lead ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

M olybdenum ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Nickel ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Selenium ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Silver ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Thallium ND mg/L0.251.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Vanadium ND mg/L0.101.0 W M TCLP06122812/29/2006W M TCLP06122812/28/2006

Zinc 0.28 m g/L0.101.0 W M TCLP06122812/29/2006W M TCLP061228

Non-hom ogenous sam ple.

12/28/2006

Reviewed by:HDINH

Analyzed by:EQueja

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-004 Sam pleID: Sidewall-1.0 M atrix: Solid Sam pleDate: 12/21/2006 9:15AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,1-Dichloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,1-Dichloroethene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,1-Dichloropropene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2-Dichloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,2-Dichloropropane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,3-Dichloropropane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

1,4-Dioxane ND µg/Kg1600.78 SM 606122812/28/2006N/AN/A

2,2-Dichloropropane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

2-Butanone (M EK) ND µg/Kg310.78 SM 606122812/28/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

2-Chlorotoluene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

2-Hexanone ND µg/Kg310.78 SM 606122812/28/2006N/AN/A

4-Chlorotoluene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg310.78 SM 606122812/28/2006N/AN/A

Acetone ND µg/Kg780.78 SM 606122812/28/2006N/AN/A

Acetonitrile ND µg/Kg310.78 SM 606122812/28/2006N/AN/A

Acrolein ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Acrylonitrile ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Benzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

BenzylChloride ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Brom obenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Brom ochlorom ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Brom odichlorom ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Brom oform ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Brom om ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Carbon Disulfide ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Carbon Tetrachloride ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Chlorobenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Chloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Chloroform ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-004 Sam pleID: Sidewall-1.0 M atrix: Solid Sam pleDate: 12/21/2006 9:15AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

Chlorom ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

cis-1,2-Dichloroethene 5.0 µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Cyclohexanone ND µg/Kg310.78 SM 606122812/28/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Dibrom om ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

DiisopropylEther ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

EthylBenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Freon 113 ND µg/Kg7.80.78 SM 606122812/28/2006N/AN/A

Hexachlorobutadiene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Iodom ethane ND µg/Kg7.80.78 SM 606122812/28/2006N/AN/A

Isopropanol ND µg/Kg780.78 SM 606122812/28/2006N/AN/A

Isopropylbenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

M ethylene Chloride ND µg/Kg390.78 SM 606122812/28/2006N/AN/A

n-Butylbenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

n-Propylbenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Naphthalene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

p-Isopropyltoluene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Pentachloroethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

sec-Butylbenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Styrene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg310.78 SM 606122812/28/2006N/AN/A

tert-ButylEthylEther ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

tert-Butylbenzene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Tetrachloroethene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Tetrahydrofuran ND µg/Kg310.78 SM 606122812/28/2006N/AN/A

Toluene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg7.80.78 SM 606122812/28/2006N/AN/A

Trichloroethene 5.4 µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

VinylAcetate ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

VinylChloride ND µg/Kg3.90.78 SM 606122812/28/2006N/AN/A

Xylenes,Total ND µg/Kg7.80.78 SM 606122812/28/2006N/AN/A

Reviewed by:mfelix

Analyzed by:EricKumSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 104 60 130-

Dibrom ofluorom ethane 104 60 130-

Toluene-d8 105 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-005 Sam pleID: Sidewall-1.5 M atrix: Solid Sam pleDate: 12/21/2006 10:00AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,1,1-Trichloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,1,2,2-Tetrachloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,1,2-Trichloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,1-Dichloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,1-Dichloroethene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,1-Dichloropropene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2,3-Trichlorobenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2,3-Trichloropropane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2,4-Trichlorobenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2,4-Trim ethylbenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2-Dibrom o-3-Chloropropane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2-Dibrom oethane (EDB) ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2-Dichlorobenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2-Dichloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,2-Dichloropropane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,3,5-Trim ethylbenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,3-Dichlorobenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,3-Dichloropropane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,4-Dichlorobenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

1,4-Dioxane ND µg/Kg1800.88 SM 606122812/28/2006N/AN/A

2,2-Dichloropropane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

2-Butanone (M EK) ND µg/Kg350.88 SM 606122812/28/2006N/AN/A

2-Chloroethyl-vinylEther ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

2-Chlorotoluene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

2-Hexanone ND µg/Kg350.88 SM 606122812/28/2006N/AN/A

4-Chlorotoluene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg350.88 SM 606122812/28/2006N/AN/A

Acetone ND µg/Kg880.88 SM 606122812/28/2006N/AN/A

Acetonitrile ND µg/Kg350.88 SM 606122812/28/2006N/AN/A

Acrolein ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Acrylonitrile ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Benzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

BenzylChloride ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Brom obenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Brom ochlorom ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Brom odichlorom ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Brom oform ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Brom om ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Carbon Disulfide ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Carbon Tetrachloride ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Chlorobenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Chloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Chloroform ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-005 Sam pleID: Sidewall-1.5 M atrix: Solid Sam pleDate: 12/21/2006 10:00AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

Chlorom ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

cis-1,2-Dichloroethene 5.9 µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

cis-1,3-Dichloropropene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Cyclohexanone ND µg/Kg350.88 SM 606122812/28/2006N/AN/A

Dibrom ochlorom ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Dibrom om ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Dichlorodifluorom ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

DiisopropylEther ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

EthylBenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Freon 113 ND µg/Kg8.80.88 SM 606122812/28/2006N/AN/A

Hexachlorobutadiene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Iodom ethane ND µg/Kg8.80.88 SM 606122812/28/2006N/AN/A

Isopropanol ND µg/Kg880.88 SM 606122812/28/2006N/AN/A

Isopropylbenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

M ethyl-t-butylEther ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

M ethylene Chloride ND µg/Kg440.88 SM 606122812/28/2006N/AN/A

n-Butylbenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

n-Propylbenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Naphthalene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

p-Isopropyltoluene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Pentachloroethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

sec-Butylbenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Styrene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

tert-Am ylM ethylEther ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

tert-Butanol(TBA) ND µg/Kg350.88 SM 606122812/28/2006N/AN/A

tert-ButylEthylEther ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

tert-Butylbenzene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Tetrachloroethene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Tetrahydrofuran ND µg/Kg350.88 SM 606122812/28/2006N/AN/A

Toluene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

trans-1,2-Dichloroethene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

trans-1,3-Dichloropropene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

trans-1,4-Dichloro-2-butene ND µg/Kg8.80.88 SM 606122812/28/2006N/AN/A

Trichloroethene ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Trichlorofluorom ethane ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

VinylAcetate ND µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

VinylChloride 6.1 µg/Kg4.40.88 SM 606122812/28/2006N/AN/A

Xylenes,Total ND µg/Kg8.80.88 SM 606122812/28/2006N/AN/A

Reviewed by:mfelix

Analyzed by:EricKumSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 104 60 130-

Dibrom ofluorom ethane 104 60 130-

Toluene-d8 106 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-006 Sam pleID: Bottom -2.0 M atrix: Solid Sam pleDate: 12/21/2006 9:45AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,1,1-Trichloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,1,2,2-Tetrachloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,1,2-Trichloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,1-Dichloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,1-Dichloroethene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,1-Dichloropropene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2,3-Trichlorobenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2,3-Trichloropropane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2,4-Trichlorobenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2,4-Trim ethylbenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2-Dibrom o-3-Chloropropane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2-Dibrom oethane (EDB) ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2-Dichlorobenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2-Dichloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,2-Dichloropropane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,3,5-Trim ethylbenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,3-Dichlorobenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,3-Dichloropropane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,4-Dichlorobenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

1,4-Dioxane ND µg/Kg20000100 PM 061221P12/29/2006PM 061221P12/21/2006

2,2-Dichloropropane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

2-Butanone (M EK) ND µg/Kg4000100 PM 061221P12/29/2006PM 061221P12/21/2006

2-Chloroethyl-vinylEther ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

2-Chlorotoluene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

2-Hexanone ND µg/Kg4000100 PM 061221P12/29/2006PM 061221P12/21/2006

4-Chlorotoluene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

4-M ethyl-2-Pentanone(M IBK) ND µg/Kg4000100 PM 061221P12/29/2006PM 061221P12/21/2006

Acetone ND µg/Kg10000100 PM 061221P12/29/2006PM 061221P12/21/2006

Acetonitrile ND µg/Kg4000100 PM 061221P12/29/2006PM 061221P12/21/2006

Acrolein ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Acrylonitrile ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Benzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

BenzylChloride ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Brom obenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Brom ochlorom ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Brom odichlorom ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Brom oform ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Brom om ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Carbon Disulfide ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Carbon Tetrachloride ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Chlorobenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Chloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Chloroform ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

PES Environm ental,Inc.1682NovatoBoulevard,Suite100Novato,CA 94947

CertificateofAnalysis-DataReport

Entech AnalyticalLabs,Inc. __3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

P.O.Number: 285.002.01.013

SampleCollected by: Client

Attn: JPD

ProjectName: Baxter

Samples Received: 12/21/2006

ProjectNumber: 285.002.01

Lab #: 53162-006 Sam pleID: Bottom -2.0 M atrix: Solid Sam pleDate: 12/21/2006 9:45AM

Param eter Result UnitsDetection Lim itD/P-F Q C BatchQ ual Prep Date AnalysisDatePrep Batch

VO Cs:EPA 8260B

Chlorom ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

cis-1,2-Dichloroethene 8800 µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

cis-1,3-Dichloropropene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Cyclohexanone ND µg/Kg4000100 PM 061221P12/29/2006PM 061221P12/21/2006

Dibrom ochlorom ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Dibrom om ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Dichlorodifluorom ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

DiisopropylEther ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

EthylBenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Freon 113 ND µg/Kg1000100 PM 061221P12/29/2006PM 061221P12/21/2006

Hexachlorobutadiene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Iodom ethane ND µg/Kg1000100 PM 061221P12/29/2006PM 061221P12/21/2006

Isopropanol ND µg/Kg10000100 PM 061221P12/29/2006PM 061221P12/21/2006

Isopropylbenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

M ethyl-t-butylEther ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

M ethylene Chloride ND µg/Kg5000100 PM 061221P12/29/2006PM 061221P12/21/2006

n-Butylbenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

n-Propylbenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Naphthalene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

p-Isopropyltoluene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Pentachloroethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

sec-Butylbenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Styrene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

tert-Am ylM ethylEther ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

tert-Butanol(TBA) ND µg/Kg4000100 PM 061221P12/29/2006PM 061221P12/21/2006

tert-ButylEthylEther ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

tert-Butylbenzene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Tetrachloroethene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Tetrahydrofuran ND µg/Kg4000100 PM 061221P12/29/2006PM 061221P12/21/2006

Toluene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

trans-1,2-Dichloroethene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

trans-1,3-Dichloropropene ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

trans-1,4-Dichloro-2-butene ND µg/Kg1000100 PM 061221P12/29/2006PM 061221P12/21/2006

Trichloroethene 13000 µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Trichlorofluorom ethane ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

VinylAcetate ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

VinylChloride ND µg/Kg500100 PM 061221P12/29/2006PM 061221P12/21/2006

Xylenes,Total ND µg/Kg1000100 PM 061221P12/29/2006PM 061221P12/21/2006

Reviewed by:mfelix

Analyzed by:EricKumSurrogate SurrogateRecovery ControlLim its(% )

4-Brom ofluorobenzene 103 60 130-

Dibrom ofluorom ethane 108 60 130-

Toluene-d8 109 60 130-

D/P-F = Dilution and/orPrep Factorincludes sam plevolum e adjustm ents.

ND = NotDetected atorabove the Detection Lim it.12/29/20066:45:59PM -LGlantzQual= DataQualifier

Detection Lim it= Detection Lim itforReporting.

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: EricKum -12/29/06Q C/Prep Batch ID: PM 061221P

Q C/Prep Date: 12/21/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND 50 µg/Kg250

1,1,1-Trichloroethane ND 50 µg/Kg250

1,1,2,2-Tetrachloroethane ND 50 µg/Kg250

1,1,2-Trichloroethane ND 50 µg/Kg250

1,1-Dichloroethane ND 50 µg/Kg250

1,1-Dichloroethene ND 50 µg/Kg250

1,1-Dichloropropene ND 50 µg/Kg250

1,2,3-Trichlorobenzene ND 50 µg/Kg250

1,2,3-Trichloropropane ND 50 µg/Kg250

1,2,4-Trichlorobenzene ND 50 µg/Kg250

1,2,4-Trim ethylbenzene ND 50 µg/Kg250

1,2-Dibrom o-3-Chloropropane ND 50 µg/Kg250

1,2-Dibrom oethane (EDB) ND 50 µg/Kg250

1,2-Dichlorobenzene ND 50 µg/Kg250

1,2-Dichloroethane ND 50 µg/Kg250

1,2-Dichloropropane ND 50 µg/Kg250

1,3,5-Trim ethylbenzene ND 50 µg/Kg250

1,3-Dichlorobenzene ND 50 µg/Kg250

1,3-Dichloropropane ND 50 µg/Kg250

1,4-Dichlorobenzene ND 50 µg/Kg250

1,4-Dioxane ND 50 µg/Kg10000

2,2-Dichloropropane ND 50 µg/Kg250

2-Butanone (M EK) ND 50 µg/Kg2000

2-Chloroethyl-vinylEther ND 50 µg/Kg250

2-Chlorotoluene ND 50 µg/Kg250

2-Hexanone ND 50 µg/Kg2000

4-Chlorotoluene ND 50 µg/Kg250

4-M ethyl-2-Pentanone(M IBK) ND 50 µg/Kg2000

Acetone ND 50 µg/Kg5000

Acetonitrile ND 50 µg/Kg2000

Acrolein ND 50 µg/Kg250

Acrylonitrile ND 50 µg/Kg250

Benzene ND 50 µg/Kg250

BenzylChloride ND 50 µg/Kg250

Brom obenzene ND 50 µg/Kg250

Brom ochlorom ethane ND 50 µg/Kg250

Brom odichlorom ethane ND 50 µg/Kg250

Brom oform ND 50 µg/Kg250

Brom om ethane ND 50 µg/Kg250

Carbon Disulfide ND 50 µg/Kg250

Carbon Tetrachloride ND 50 µg/Kg250

Chlorobenzene ND 50 µg/Kg250

Chloroethane ND 50 µg/Kg250

Chloroform ND 50 µg/Kg250

Chlorom ethane ND 50 µg/Kg250

cis-1,2-Dichloroethene ND 50 µg/Kg250

cis-1,3-Dichloropropene ND 50 µg/Kg250

Cyclohexanone ND 50 µg/Kg2000

Dibrom ochlorom ethane ND 50 µg/Kg250

Dibrom om ethane ND 50 µg/Kg250

Dichlorodifluorom ethane ND 50 µg/Kg250

DiisopropylEther ND 50 µg/Kg250

EthylBenzene ND 50 µg/Kg250

M ethod Blank -LGlantz -12/29/2006 6:48:33 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: EricKum -12/29/06Q C/Prep Batch ID: PM 061221P

Q C/Prep Date: 12/21/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

Freon 113 ND 50 µg/Kg500

Hexachlorobutadiene ND 50 µg/Kg250

Iodom ethane ND 50 µg/Kg500

Isopropanol ND 50 µg/Kg5000

Isopropylbenzene ND 50 µg/Kg250

M ethylene Chloride ND 50 µg/Kg2500

M ethyl-t-butylEther ND 50 µg/Kg250

Naphthalene ND 50 µg/Kg250

n-Butylbenzene ND 50 µg/Kg250

n-Propylbenzene ND 50 µg/Kg250

Pentachloroethane ND 50 µg/Kg250

p-Isopropyltoluene ND 50 µg/Kg250

sec-Butylbenzene ND 50 µg/Kg250

Styrene ND 50 µg/Kg250

tert-Am ylM ethylEther ND 50 µg/Kg250

tert-Butanol(TBA) ND 50 µg/Kg2000

tert-ButylEthylEther ND 50 µg/Kg250

tert-Butylbenzene ND 50 µg/Kg250

Tetrachloroethene ND 50 µg/Kg250

Tetrahydrofuran ND 50 µg/Kg2000

Toluene ND 50 µg/Kg250

trans-1,2-Dichloroethene ND 50 µg/Kg250

trans-1,3-Dichloropropene ND 50 µg/Kg250

trans-1,4-Dichloro-2-butene ND 50 µg/Kg500

Trichloroethene ND 50 µg/Kg250

Trichlorofluorom ethane ND 50 µg/Kg250

VinylAcetate ND 50 µg/Kg250

VinylChloride ND 50 µg/Kg250

Xylenes,Total ND 50 µg/Kg500

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 87.4 60 130-

Dibrom ofluorom ethane 95.4 60 130-

Toluene-d8 91.5 60 130-

M ethod Blank -LGlantz -12/29/2006 6:48:33 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -12/28/06Q C Batch ID: SM 6061228

Q C Batch Analysis Date: 12/28/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

1,1,1,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,1-Trichloroethane ND 1 µg/Kg5.0

1,1,2,2-Tetrachloroethane ND 1 µg/Kg5.0

1,1,2-Trichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethane ND 1 µg/Kg5.0

1,1-Dichloroethene ND 1 µg/Kg5.0

1,1-Dichloropropene ND 1 µg/Kg5.0

1,2,3-Trichlorobenzene ND 1 µg/Kg5.0

1,2,3-Trichloropropane ND 1 µg/Kg5.0

1,2,4-Trichlorobenzene ND 1 µg/Kg5.0

1,2,4-Trim ethylbenzene ND 1 µg/Kg5.0

1,2-Dibrom o-3-Chloropropane ND 1 µg/Kg5.0

1,2-Dibrom oethane (EDB) ND 1 µg/Kg5.0

1,2-Dichlorobenzene ND 1 µg/Kg5.0

1,2-Dichloroethane ND 1 µg/Kg5.0

1,2-Dichloropropane ND 1 µg/Kg5.0

1,3,5-Trim ethylbenzene ND 1 µg/Kg5.0

1,3-Dichlorobenzene ND 1 µg/Kg5.0

1,3-Dichloropropane ND 1 µg/Kg5.0

1,4-Dichlorobenzene ND 1 µg/Kg5.0

1,4-Dioxane ND 1 µg/Kg200

2,2-Dichloropropane ND 1 µg/Kg5.0

2-Butanone (M EK) ND 1 µg/Kg40

2-Chloroethyl-vinylEther ND 1 µg/Kg5.0

2-Chlorotoluene ND 1 µg/Kg5.0

2-Hexanone ND 1 µg/Kg40

4-Chlorotoluene ND 1 µg/Kg5.0

4-M ethyl-2-Pentanone(M IBK) ND 1 µg/Kg40

Acetone ND 1 µg/Kg100

Acetonitrile ND 1 µg/Kg40

Acrolein ND 1 µg/Kg5.0

Acrylonitrile ND 1 µg/Kg5.0

Benzene ND 1 µg/Kg5.0

BenzylChloride ND 1 µg/Kg5.0

Brom obenzene ND 1 µg/Kg5.0

Brom ochlorom ethane ND 1 µg/Kg5.0

Brom odichlorom ethane ND 1 µg/Kg5.0

Brom oform ND 1 µg/Kg5.0

Brom om ethane ND 1 µg/Kg5.0

Carbon Disulfide ND 1 µg/Kg5.0

Carbon Tetrachloride ND 1 µg/Kg5.0

Chlorobenzene ND 1 µg/Kg5.0

Chloroethane ND 1 µg/Kg5.0

Chloroform ND 1 µg/Kg5.0

Chlorom ethane ND 1 µg/Kg5.0

cis-1,2-Dichloroethene ND 1 µg/Kg5.0

cis-1,3-Dichloropropene ND 1 µg/Kg5.0

Cyclohexanone ND 1 µg/Kg40

Dibrom ochlorom ethane ND 1 µg/Kg5.0

Dibrom om ethane ND 1 µg/Kg5.0

Dichlorodifluorom ethane ND 1 µg/Kg5.0

DiisopropylEther ND 1 µg/Kg5.0

EthylBenzene ND 1 µg/Kg5.0

M ethod Blank -LGlantz -12/29/2006 6:48:33 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Validated by: M aiChiTu -12/28/06Q C Batch ID: SM 6061228

Q C Batch Analysis Date: 12/28/2006

Param eter Result DF UnitsPQ LR

M ethod Blank - Solid - VO Cs:EPA 8260B

Freon 113 ND 1 µg/Kg10

Hexachlorobutadiene ND 1 µg/Kg5.0

Iodom ethane ND 1 µg/Kg10

Isopropanol ND 1 µg/Kg100

Isopropylbenzene ND 1 µg/Kg5.0

M ethylene Chloride ND 1 µg/Kg50

M ethyl-t-butylEther ND 1 µg/Kg5.0

Naphthalene ND 1 µg/Kg5.0

n-Butylbenzene ND 1 µg/Kg5.0

n-Propylbenzene ND 1 µg/Kg5.0

Pentachloroethane ND 1 µg/Kg5.0

p-Isopropyltoluene ND 1 µg/Kg5.0

sec-Butylbenzene ND 1 µg/Kg5.0

Styrene ND 1 µg/Kg5.0

tert-Am ylM ethylEther ND 1 µg/Kg5.0

tert-Butanol(TBA) ND 1 µg/Kg40

tert-ButylEthylEther ND 1 µg/Kg5.0

tert-Butylbenzene ND 1 µg/Kg5.0

Tetrachloroethene ND 1 µg/Kg5.0

Tetrahydrofuran ND 1 µg/Kg40

Toluene ND 1 µg/Kg5.0

trans-1,2-Dichloroethene ND 1 µg/Kg5.0

trans-1,3-Dichloropropene ND 1 µg/Kg5.0

trans-1,4-Dichloro-2-butene ND 1 µg/Kg10

Trichloroethene ND 1 µg/Kg5.0

Trichlorofluorom ethane ND 1 µg/Kg5.0

VinylAcetate ND 1 µg/Kg5.0

VinylChloride ND 1 µg/Kg5.0

Xylenes,Total ND 1 µg/Kg10

Surrogatefor Blank % Recovery ControlLim its

4-Brom ofluorobenzene 101 60 130-

Dibrom ofluorom ethane 104 60 130-

Toluene-d8 110 60 130-

M ethod Blank -LGlantz -12/29/2006 6:48:33 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: EricKum -12/29/06Q C Batch ID: PM 061221P

Q C/Prep Date: 12/21/2006

LCS /LCSD - Solid - VOCs:EPA 8260B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<5.0 2000 20101,1-Dichloroethene 70 -135100µg/Kg

<5.0 2000 2350Benzene 70 -135118µg/Kg

<5.0 2000 1750Chlorobenzene 70 -13587.5µg/Kg

<5.0 2000 2060M ethyl-t-butylEther 70 -135103µg/Kg

<5.0 2000 1920Toluene 70 -13596.0µg/Kg

<5.0 2000 1610Trichloroethene 70 -13580.5µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 96.0 60 130-

Dibrom ofluorom ethane 90.6 60 130-

Toluene-d8 94.7 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<5.0 2000 1590 30.01,1-Dichloroethene 70 -1352379.5µg/Kg

<5.0 2000 2000 30.0Benzene 70 -13516100µg/Kg

<5.0 2000 1640 30.0Chlorobenzene 70 -1356.582.0µg/Kg

<5.0 2000 1980 30.0M ethyl-t-butylEther 70 -1354.099.0µg/Kg

<5.0 2000 1750 30.0Toluene 70 -1359.387.5µg/Kg

<5.0 2000 1460 30.0Trichloroethene 70 -1359.873.0µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 104.0 60 130-

Dibrom ofluorom ethane 93.8 60 130-

Toluene-d8 106.0 60 130-

QCReport-LG lantz -12/29/2006 6:46:02 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -12/27/06Q C Batch ID: SHG 061226B

Q C/Prep Date: 12/26/2006

LCS /LCSD - Solid - M ercury:EPA 7471B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.050 0.20 0.236M ercury 75 -125118m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.050 0.20 0.236 30.0M ercury 75 -1250.0118m g/Kg

QCReport-LG lantz -12/29/2006 6:46:03 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -12/28/06Q C Batch ID: SM 061226B

Q C/Prep Date: 12/26/2006

LCS /LCSD - Solid - ICP M etals:EPA 3050B /EPA 6010B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<1.0 50 48.2Antim ony 75 -12596.4m g/Kg

<1.0 50 46.9Arsenic 75 -12593.7m g/Kg

<1.0 50 47.7Barium 75 -12595.4m g/Kg

<1.0 50 46.3Beryllium 75 -12592.6m g/Kg

<1.0 50 46.7Cadm ium 75 -12593.3m g/Kg

<1.0 50 47.9Chrom ium 75 -12595.8m g/Kg

<1.0 50 48.4Cobalt 75 -12596.8m g/Kg

<1.0 50 47.5Copper 75 -12595.0m g/Kg

<1.0 50 49.0Lead 75 -12598.1m g/Kg

<1.0 50 47.9M olybdenum 75 -12595.9m g/Kg

<1.0 50 47.7Nickel 75 -12595.3m g/Kg

<2.0 50 44.9Selenium 75 -12589.8m g/Kg

<1.0 50 47.4Silver 75 -12594.9m g/Kg

<2.0 50 44.2Thallium 75 -12588.4m g/Kg

<1.0 50 48.2Vanadium 75 -12596.4m g/Kg

<2.0 50 48.1Zinc 75 -12596.1m g/Kg

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<1.0 50 49.5 25.0Antim ony 75 -1252.698.9m g/Kg

<1.0 50 47.6 25.0Arsenic 75 -1251.595.1m g/Kg

<1.0 50 47.9 25.0Barium 75 -1250.3495.7m g/Kg

<1.0 50 47.1 25.0Beryllium 75 -1251.894.3m g/Kg

<1.0 50 47.2 25.0Cadm ium 75 -1251.294.4m g/Kg

<1.0 50 48.5 25.0Chrom ium 75 -1251.297.0m g/Kg

<1.0 50 49.0 25.0Cobalt 75 -1251.297.9m g/Kg

<1.0 50 48.1 25.0Copper 75 -1251.396.3m g/Kg

<1.0 50 49.0 25.0Lead 75 -1250.09498.0m g/Kg

<1.0 50 48.6 25.0M olybdenum 75 -1251.397.1m g/Kg

<1.0 50 48.3 25.0Nickel 75 -1251.496.6m g/Kg

<2.0 50 45.1 25.0Selenium 75 -1250.4790.2m g/Kg

<1.0 50 48.0 25.0Silver 75 -1251.296.0m g/Kg

<2.0 50 45.8 25.0Thallium 75 -1253.591.5m g/Kg

<1.0 50 48.8 25.0Vanadium 75 -1251.297.5m g/Kg

<2.0 50 48.5 25.0Zinc 75 -1250.9597.1m g/Kg

QCReport-LG lantz -12/29/2006 6:46:03 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: M aiChiTu -12/28/06Q C Batch ID: SM 6061228

QC Batch ID Analysis Date: 12/28/2006

LCS /LCSD - Solid - VOCs:EPA 8260B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<5.0 40 36.91,1-Dichloroethene 70 -13592.2µg/Kg

<5.0 40 40.2Benzene 70 -135100µg/Kg

<5.0 40 40.2Chlorobenzene 70 -135100µg/Kg

<5.0 40 37.2M ethyl-t-butylEther 70 -13593.0µg/Kg

<5.0 40 39.8Toluene 70 -13599.5µg/Kg

<5.0 40 40.8Trichloroethene 70 -135102µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 108.0 60 130-

Dibrom ofluorom ethane 107.0 60 130-

Toluene-d8 110.0 60 130-

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<5.0 40 47.8 30.01,1-Dichloroethene 70 -13526120µg/Kg

<5.0 40 50.1 30.0Benzene 70 -13522125µg/Kg

<5.0 40 50.1 30.0Chlorobenzene 70 -13522125µg/Kg

<5.0 40 41.8 30.0M ethyl-t-butylEther 70 -13512104µg/Kg

<5.0 40 49.4 30.0Toluene 70 -13522124µg/Kg

<5.0 40 52.6 30.0Trichloroethene 70 -13525132µg/Kg

Surrogate % Recovery ControlLim its

4-Brom ofluorobenzene 107.0 60 130-

Dibrom ofluorom ethane 107.0 60 130-

Toluene-d8 107.0 60 130-

QCReport-LG lantz -12/29/2006 6:46:03 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -12/28/06Q C Batch ID: W HG STLC061228

Q C/Prep Date: 12/28/2006

LCS /LCSD - Solid - M ercury on STLC (Title 22)extract:EPA 7470A

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

0.0 0.010 0.00860M ercury,STLC 75 -12586.0m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

0.0 0.010 0.00870 30.0M ercury,STLC 75 -1251.287.0m g/L

QCReport-LG lantz -12/29/2006 6:46:04 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -12/29/06Q C Batch ID: W HG TCLP061228

Q C/Prep Date: 12/28/2006

LCS /LCSD - Solid - M ercury on TCLP (EPA 1311)extract:EPA 7470A

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

0.0 0.010 0.0104M ercury,TCLP 75 -125104m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

0.0 0.010 0.0103 25.0M ercury,TCLP 75 -1250.97103m g/L

QCReport-LG lantz -12/29/2006 6:46:04 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -12/29/06Q C Batch ID: W M STLC061228

Q C/Prep Date: 12/28/2006

LCS /LCSD - Solid - ICP M etals on STLC (Title 22)extractby EPA 3010A /EPA 6010B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.25 2.5 2.28Antim ony 75 -12591.2m g/L

<0.25 2.5 1.97Arsenic 75 -12579.0m g/L

<0.10 2.5 2.22Barium 75 -12588.8m g/L

<0.10 2.5 2.11Beryllium 75 -12584.6m g/L

<0.10 2.5 2.22Cadm ium 75 -12588.9m g/L

<0.10 2.5 2.16Chrom ium 75 -12586.3m g/L

<0.10 2.5 2.13Cobalt 75 -12585.2m g/L

<0.10 2.5 2.29Copper 75 -12591.6m g/L

<0.25 2.5 2.15Lead 75 -12585.9m g/L

<0.10 2.5 2.29M olybdenum 75 -12591.4m g/L

<0.10 2.5 2.09Nickel 75 -12583.7m g/L

<0.25 2.5 2.53Selenium 75 -125101m g/L

<0.10 2.5 2.25Silver 75 -12589.9m g/L

<0.25 2.5 1.92Thallium 75 -12576.8m g/L

<0.10 2.5 2.21Vanadium 75 -12588.6m g/L

<0.10 2.5 2.28Zinc 75 -12591.1m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.25 2.5 2.32 30.0Antim ony 75 -1251.692.7m g/L

<0.25 2.5 2.03 30.0Arsenic 75 -1253.081.3m g/L

<0.10 2.5 2.24 30.0Barium 75 -1251.189.8m g/L

<0.10 2.5 2.14 30.0Beryllium 75 -1251.485.8m g/L

<0.10 2.5 2.25 30.0Cadm ium 75 -1251.189.8m g/L

<0.10 2.5 2.18 30.0Chrom ium 75 -1251.187.3m g/L

<0.10 2.5 2.16 30.0Cobalt 75 -1251.486.3m g/L

<0.10 2.5 2.31 30.0Copper 75 -1250.9092.5m g/L

<0.25 2.5 2.17 30.0Lead 75 -1251.186.8m g/L

<0.10 2.5 2.32 30.0M olybdenum 75 -1251.492.7m g/L

<0.10 2.5 2.12 30.0Nickel 75 -1251.284.7m g/L

<0.25 2.5 2.55 30.0Selenium 75 -1250.86102m g/L

<0.10 2.5 2.28 30.0Silver 75 -1251.591.3m g/L

<0.25 2.5 1.95 30.0Thallium 75 -1251.678.1m g/L

<0.10 2.5 2.24 30.0Vanadium 75 -1251.389.7m g/L

<0.10 2.5 2.29 30.0Zinc 75 -1250.3991.5m g/L

QCReport-LG lantz -12/29/2006 6:46:04 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -12/29/06Q C Batch ID: W M TCLP061228

Q C/Prep Date: 12/28/2006

LCS /LCSD - Solid - ICP M etals on TCLP (EPA 1311)extractby EPA 3010A /EPA 6010B

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCS

Units

<0.25 2.5 2.55Antim ony 75 -125102m g/L

<0.25 2.5 2.48Arsenic 75 -12599.3m g/L

<0.10 2.5 2.45Barium 75 -12598.0m g/L

<0.10 2.5 2.43Beryllium 75 -12597.3m g/L

<0.10 2.5 2.55Cadm ium 75 -125102m g/L

<0.10 2.5 2.40Chrom ium 75 -12595.8m g/L

<0.10 2.5 2.46Cobalt 75 -12598.5m g/L

<0.10 2.5 2.60Copper 75 -125104m g/L

<0.25 2.5 2.46Lead 75 -12598.3m g/L

<0.10 2.5 2.48M olybdenum 75 -12599.2m g/L

<0.10 2.5 2.42Nickel 75 -12596.9m g/L

<0.25 2.5 2.43Selenium 75 -12597.2m g/L

<0.10 2.5 2.51Silver 75 -125100m g/L

<0.25 2.5 2.32Thallium 75 -12593.0m g/L

<0.10 2.5 2.51Vanadium 75 -125100m g/L

<0.10 2.5 2.59Zinc 75 -125104m g/L

Param eter M ethod Blank Spike Am t SpikeResult % Recovery Recovery Lim itsLCSD

RPD RPD Lim itsUnits

<0.25 2.5 2.49 25.0Antim ony 75 -1252.399.8m g/L

<0.25 2.5 2.45 25.0Arsenic 75 -1251.298.1m g/L

<0.10 2.5 2.44 25.0Barium 75 -1250.5697.5m g/L

<0.10 2.5 2.38 25.0Beryllium 75 -1252.295.2m g/L

<0.10 2.5 2.45 25.0Cadm ium 75 -1253.998.1m g/L

<0.10 2.5 2.32 25.0Chrom ium 75 -1253.093.0m g/L

<0.10 2.5 2.37 25.0Cobalt 75 -1253.794.9m g/L

<0.10 2.5 2.52 25.0Copper 75 -1253.2101m g/L

<0.25 2.5 2.41 25.0Lead 75 -1252.196.2m g/L

<0.10 2.5 2.43 25.0M olybdenum 75 -1252.097.3m g/L

<0.10 2.5 2.34 25.0Nickel 75 -1253.693.5m g/L

<0.25 2.5 2.39 25.0Selenium 75 -1251.695.7m g/L

<0.10 2.5 2.43 25.0Silver 75 -1253.197.2m g/L

<0.25 2.5 2.30 25.0Thallium 75 -1251.092.1m g/L

<0.10 2.5 2.43 25.0Vanadium 75 -1253.197.4m g/L

<0.10 2.5 2.49 25.0Zinc 75 -1253.899.8m g/L

QCReport-LG lantz -12/29/2006 6:46:05 PM

Entech AnalyticalLabs,Inc. _3334 Victor Court,Santa Clara,CA 95054 Phone:(408)588-0200 Fax:(408)588-0201

Reviewed by: HDINH -12/29/06Q C/Prep Batch ID: W M STLC061228

Q C/Prep Date: 12/28/2006

M S /M SD - Solid - ICP M etals on STLC (Title 22)extractby EPA 3010A /EPA 6010B

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 53162-001M S

ND 2.5 2.34Antim ony 75 -12512/28/2006m g/L 93.7

ND 2.5 2.05Arsenic 75 -12512/28/2006m g/L 82.1

5.77 2.5 8.47Barium 75 -12512/28/2006m g/L 108

ND 2.5 2.21Beryllium 75 -12512/28/2006m g/L 88.4

0.220 2.5 2.41Cadm ium 75 -12512/28/2006m g/L 87.8

0.967 2.5 3.13Chrom ium 75 -12512/28/2006m g/L 86.6

0.324 2.5 2.45Cobalt 75 -12512/28/2006m g/L 85.2

0.718 2.5 3.02Copper 75 -12512/28/2006m g/L 92.0

0.661 2.5 2.84Lead 75 -12512/28/2006m g/L 87.1

ND 2.5 2.28M olybdenum 75 -12512/28/2006m g/L 91.2

1.32 2.5 3.40Nickel 75 -12512/28/2006m g/L 83.3

ND 2.5 2.38Selenium 75 -12512/28/2006m g/L 95.2

ND 2.5 2.23Silver 75 -12512/28/2006m g/L 89.1

ND 2.5 1.78Thallium 75 -12512/28/2006m g/L 71.4 ***

0.504 2.5 2.75Vanadium 75 -12512/28/2006m g/L 89.9

4.59 2.5 6.97Zinc 75 -12512/28/2006

***AllM S/M SD recoveries thatdo notfallwithin the controllim itsare outdue to the nature ofthe sam ple m atrix. However,LCS/LCSD recoveries were within the controllim its.

m g/L 95.3

Param eter

Sam pleResult

SpikeAm ount

SpikeResult Units % Recovery

Recovery Lim its

AnalysisDate

Sam ple Spiked: 53162-001

RPD RPD Lim its

M SD

ND 2.5 2.32 30.0Antim ony 75 -12512/28/2006m g/L 0.9392.8

ND 2.5 2.01 30.0Arsenic 75 -12512/28/2006m g/L 2.180.4

5.77 2.5 8.44 30.0Barium 75 -12512/28/2006m g/L 1.0107

ND 2.5 2.16 30.0Beryllium 75 -12512/28/2006m g/L 2.286.5

0.220 2.5 2.44 30.0Cadm ium 75 -12512/28/2006m g/L 0.9788.6

0.967 2.5 3.17 30.0Chrom ium 75 -12512/28/2006m g/L 1.988.3

0.324 2.5 2.44 30.0Cobalt 75 -12512/28/2006m g/L 0.6784.6

0.718 2.5 3.05 30.0Copper 75 -12512/28/2006m g/L 1.393.2

0.661 2.5 2.81 30.0Lead 75 -12512/28/2006m g/L 1.086.1

ND 2.5 2.26 30.0M olybdenum 75 -12512/28/2006m g/L 0.9490.3

1.32 2.5 3.41 30.0Nickel 75 -12512/28/2006m g/L 0.6683.9

ND 2.5 2.41 30.0Selenium 75 -12512/28/2006m g/L 1.396.5

ND 2.5 2.24 30.0Silver 75 -12512/28/2006m g/L 0.6089.6

ND 2.5 1.81 30.0Thallium 75 -12512/28/2006m g/L 1.472.4 ***

0.504 2.5 2.77 30.0Vanadium 75 -12512/28/2006m g/L 1.090.8

4.59 2.5 7.17 30.0Zinc 75 -12512/28/2006

***AllM S/M SD recoveries thatdo notfallwithin the controllim itsare outdue to the nature ofthe sam ple m atrix. However,LCS/LCSD recoveries were within the controllim its.

m g/L 8.2103

QCReport-LG lantz -12/29/2006 6:46:05 PM

Diane Theesen L A ~ L ~ C 53 i 6 s

From: Sent: To: Subject:

Chris Baldassari [[email protected]] Friday, December 22,2006 9:28 AM dtheesen@entechlabs,com RE: Additonai reporting requests

Title 22, please!

Thanks, Chris

----- Original Message----- From: Diane Theesen [mailto:[email protected]) Sent: Thursday, December 21, 2006 4:33 PM To: [email protected] Subject: RE: Additonal reporting requests

Which metals are you looking for?

----- Original Message----- From: Chris Baldassari [mailto:[email protected] Sent: Thursday, December 21, 2006 3:28 PM To: [email protected] Subject: Additonal reporting requests

We need to have total metals anaylsis added to the samples PILE-]., PILE-2, and PILE-3 submitted to Entech 12-21-06 by PES (Baxter Ct.). Please let me know if you have any questions. Thanks!

Chris Baldassari 415-899-1600