annex: exposure scenarios - schloetter co ltd · emission factor soil 0.01 % receive surf. water...

Annex: Exposure Scenarios

1. Short title of exposure scenarioManufacture of substance, Distribution of substanceSU3; SU8, SU9; ERC1; PROC1, PROC2, PROC3, PROC8a, PROC8b, PROC9; PC19

Control of exposure and risk management measuresContributing exposure scenario

Use descriptors coveredERC1: Manufacture of substances

Operational conditions

Annual amount per site288,000,000 kg

Minimum emission days per yearContinuous

Emission factor air0.00 %

Emission factor water0.30 %

Emission factor soil0 %

Receive Surf. Water (Flow Rate).18,000 m3/d

Dilution factor river10

Dilution factor coast100

Other Factors: Environment Indoor use.Risk Management MeasuresType of STP Municipal STPAssumed sewage treatment plant flow (m3/d) 2,000 m3/dExposure estimate and reference to its sourceRisk Characterization Ratio (RCR) 0.514

Risk from environmental exposure is driven by marinewater.

Maximum amount of safe use1,869kg/d

Risk from environmental exposure is driven by marine sediment.

Contributing exposure scenario

Emission factor soil0.01 %

Use descriptors coveredSU3: Industrial usesPROC1: Use in closed process, no likelihood of exposure.

Concentration of the substanceacrylic acidContent: >= 0 % - <= 100 %

Physical state liquid

Duration and Frequency of activity480 min 5 days per week

Indoor/Outdoor IndoorExposed skin area Palm of one hand (240 cm²)Exposure estimate and reference to its sourceAssessment method ECETOC TRA v2.0 Worker

Worker - dermal, short-term - localExposure estimate 100 µg/cm²Risk Characterization Ratio (RCR) 0.3571Assessment method ECETOC TRA v2.0 Worker

Worker - dermal, long-term - localExposure estimate 100 µg/cm²Risk Characterization Ratio (RCR) 0.1Assessment method ECETOC TRA v2.0 Worker

Worker - inhalative, long-term - localExposure estimate 0.03 mg/m³Risk Characterization Ratio (RCR) 0.001

Use descriptors covered

SU3: Industrial usesPROC2: Use in closed, continuous process with occasionalcontrolled exposure.

Indoor/Outdoor IndoorExposed skin area Palm of both hands (480 cm²)Risk Management MeasuresProvide extract ventilation to pointswhere emissions occur (LEV).

Effectiveness: 90 %

Use suitable chemically resistantgloves.

Effectiveness: 80 %

In case no suitable local exhaustventilation is present:, Wear a suitablerespiratory protection with adequateeffectiveness .Exposure estimate and reference to its source

Assessment method

ECETOC TRA v2.0 Worker; modified version, ECETOCTRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.Worker - dermal, short-term - local

Exposure estimate 40 µg/cm²Risk Characterization Ratio (RCR) 0.1429

Assessment method

ECETOC TRA v2.0 Worker; modified version, ECETOCTRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.Worker - dermal, long-term - local

Exposure estimate 40 µg/cm²Risk Characterization Ratio (RCR) 0.04Assessment method ECETOC TRA v2.0 Worker; modified version

Worker - inhalative, long-term - localExposure estimate 3.0042 mg/m³Risk Characterization Ratio (RCR) 0.1001Guidance to Downstream UsersFor scaling see: http://www.ecetoc.org/tra Please note that a modified version has been used (seeexposure estimates)

Indoor/Outdoor IndoorExposed skin area Palm of both hands (480 cm²)Risk Management MeasuresUse suitable chemically resistantgloves.

Effectiveness: 80 %

Exposure estimate and reference to its source

Assessment method

SU3: Industrial usesPROC3: Use in closed batch process (synthesis orformulation).

Indoor/Outdoor IndoorExposed skin area Palm of one hand (240 cm²)Risk Management MeasuresProvide extract ventilation to pointswhere emissions occur (LEV).

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Indoor/Outdoor IndoorExposed skin area Palm of one hand (240 cm²)Risk Management MeasuresUse suitable chemically resistantgloves.

Effectiveness: 80 %

Assessment method

ECETOC TRA v2.0 Worker; modified version, ECETOCTRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modified

version: Use of gloves has been considered additionally.Worker - dermal, long-term - local

SU3: Industrial usesPROC8a: Transfer of substance or preparation(charging/discharging) from/to ves-sels/large containers atnon-dedicated facilities

Effectiveness: 90 %

Effectiveness: 80 %

In case no suitable local exhaustventilation is present:, Wear a suitablerespiratory protection with adequateeffectiveness ., Alternatively:, Reduceduration of activity to less than 15 minExposure estimate and reference to its source

Assessment method

Assessment method ECETOC TRA v2.0 Worker; modified versionWorker - inhalative, long-term - local

Exposure estimate 15.0208 mg/m³Risk Characterization Ratio (RCR) 0.5007Guidance to Downstream UsersFor scaling see: http://www.ecetoc.org/tra Please note that a modified version has been used (seeexposure estimates)

SU3: Industrial usesPROC8b: Transfer of substance or preparation(charging/discharging) from/to vessels/large containers atdedicated facilities

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Effectiveness: 80 %

Wear suitable respiratory protection. Effectiveness: 90 %In case no respiratory protection isused:, Reduce duration of activity toless than 15 minExposure estimate and reference to its source

Assessment method

SU3: Industrial usesPROC9: Transfer of substance or preparation into smallcontainers (dedicated filling line, including weighing).

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

* * * * * * * * * * * * * * * *

2. Short title of exposure scenarioPolymer production, Use as MonomerSU3; SU8, SU9; ERC6c; PROC1, PROC2, PROC3, PROC4, PROC5, PROC8a, PROC8b, PROC9; PC19

Use descriptors coveredERC6a: Industrial use resulting in manufacture of anothersubstance (use of intermediates)

Worker - inhalative, long-term - localExposure estimate 0.03 mg/m³

Risk Characterization Ratio (RCR) 0.001

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Use descriptors coveredSU3: Industrial usesPROC2: Use in closed, continuous process with occasionalcontrolled exposure.

Effectiveness: 80 %

Assessment method

Indoor/Outdoor IndoorExposed skin area Palm of one hand (240 cm²)Risk Management MeasuresProvide extract ventilation to points Effectiveness: 90 %

where emissions occur (LEV).Use suitable chemically resistantgloves.

Effectiveness: 80 %

Assessment method

Effectiveness: 80 %

Assessment method

version: Use of gloves has been considered additionally.Worker - dermal, short-term - local

Assessment method

SU3: Industrial usesPROC4: Use in batch and other process (synthesis) whereopportunity for exposure arises.

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Assessment methodECETOC TRA v2.0 Worker; modified version, ECETOCTRA modified version: Reduction factor for local exhaust

ventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.Worker - dermal, long-term - local

Effectiveness: 80 %

Assessment method

Worker - inhalative, long-term - localExposure estimate 12.0167 mg/m³Risk Characterization Ratio (RCR) 0.4006Guidance to Downstream UsersFor scaling see: http://www.ecetoc.org/tra Please note that a modified version has been used (see

exposure estimates)

SU3: Industrial usesPROC5: Mixing or blending in batch processes forformulation of preparations and articles (multistage and/orsignificant contact).

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Contributing exposure scenarioUse descriptors covered SU3: Industrial uses

PROC8a: Transfer of substance or preparation(charging/discharging) from/to ves-sels/large containers atnon-dedicated facilities

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Indoor/Outdoor IndoorExposed skin area Palm of both hands (480 cm²)

Risk Management MeasuresUse suitable chemically resistantgloves.

Effectiveness: 80 %

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

In case no suitable local exhaustventilation is present:, Wear a suitablerespiratory protection with adequate

effectiveness ., Alternatively:, Reduceduration of activity to less than 15 minExposure estimate and reference to its source

Assessment method

* * * * * * * * * * * * * * * *

3. Short title of exposure scenarioPolymer production, Use as MonomerSU3; SU8, SU9, SU12; ERC6c, ERC6b; PROC1, PROC2, PROC3, PROC4, PROC5, PROC8a, PROC8b,PROC9; PC19, PC32

Use descriptors coveredERC6c: Industrial use of monomers for manufacture ofthermoplastics

Emission factor water1 %

Other Factors: Environment Indoor use.

Risk Management MeasuresType of STP Municipal STPAssumed sewage treatment plant flow (m3/d) 2,000 m3/dExposure estimate and reference to its sourceRisk Characterization Ratio (RCR) 0.514

Maximum amount of safe use105,462 kg

ERC6d: Industrial use of process regulators forpolymerisation processes in production of resins, rubbers,polymers

Minimum emission days per year 300

Continuous

Emission factor air1 %

Use descriptors coveredERC6d: Industrial use of process regulators forpolymerisation processes in production of resins, rubbers,polymers

Effectiveness: 90 %

Effectiveness: 80 %

In case no suitable local exhaustventilation is present:, Wear a suitablerespiratory protection with adequateeffectiveness .Exposure estimate and reference to its sourceAssessment method ECETOC TRA v2.0 Worker; modified version, ECETOC

TRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.Worker - dermal, short-term - local

Assessment method

Effectiveness: 80 %

Assessment method

ECETOC TRA v2.0 Worker; modified version, ECETOCTRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.

Worker - dermal, long-term - localExposure estimate 40 µg/cm²Risk Characterization Ratio (RCR) 0.04Assessment method ECETOC TRA v2.0 Worker; modified version

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Risk Characterization Ratio (RCR) 0.2503Guidance to Downstream UsersFor scaling see: http://www.ecetoc.org/tra Please note that a modified version has been used (seeexposure estimates)

Effectiveness: 80 %

Assessment method

Operational conditionsConcentration of the substance acrylic acid

Content: >= 0 % - <= 100 %

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Indoor/Outdoor Indoor

Exposed skin area Palm of both hands (480 cm²)Risk Management MeasuresUse suitable chemically resistantgloves.

Effectiveness: 80 %

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

In case no suitable local exhaustventilation is present:, Wear a suitablerespiratory protection with adequateeffectiveness ., Alternatively:, Reduceduration of activity to less than 15 min

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

Assessment methodECETOC TRA v2.0 Worker; modified version, ECETOCTRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation of

dermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.Worker - dermal, short-term - local

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

version: Use of gloves has been considered additionally.Worker - dermal, long-term - local

Effectiveness: 80 %

Assessment method

Risk Characterization Ratio (RCR) 0.5007Guidance to Downstream UsersFor scaling see: http://www.ecetoc.org/tra Please note that a modified version has been used (seeexposure estimates)

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

* * * * * * * * * * * * * * * *

4. Short title of exposure scenarioPolymer productionSU3; SU8, SU9; ERC6a; PROC1, PROC2, PROC3, PROC4, PROC5, PROC8a, PROC8b, PROC9; PC19

Use descriptors coveredERC6a: Industrial use resulting in manufacture of anothersubstance (use of intermediates)

Indoor/Outdoor Indoor

Exposed skin area Palm of one hand (240 cm²)Exposure estimate and reference to its sourceAssessment method ECETOC TRA v2.0 Worker

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Exposure estimate 40 µg/cm²

Risk Characterization Ratio (RCR) 0.04Assessment method ECETOC TRA v2.0 Worker; modified version

Effectiveness: 80 %

Assessment method

Use descriptors coveredSU3: Industrial usesPROC3: Use in closed batch process (synthesis or

formulation).

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Effectiveness: 80 %

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

In case no suitable local exhaustventilation is present:, Wear a suitable

respiratory protection with adequateeffectiveness .Exposure estimate and reference to its source

Assessment method

Effectiveness: 80 %

Assessment method

Exposure estimate 200 µg/cm²Risk Characterization Ratio (RCR) 0.7143Assessment method ECETOC TRA v2.0 Worker; modified version, ECETOC

TRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.Worker - dermal, long-term - local

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

ECETOC TRA v2.0 Worker; modified version, ECETOCTRA modified version: Reduction factor for local exhaustventilation (LEV) has not been used for the calculation ofdermal exposure estimates., ECETOC TRA modifiedversion: Use of gloves has been considered additionally.

Worker - dermal, long-term - localExposure estimate 400 µg/cm²Risk Characterization Ratio (RCR) 0.4Assessment method ECETOC TRA v2.0 Worker; modified version

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

Contributing exposure scenarioUse descriptors covered SU3: Industrial uses

PROC8b: Transfer of substance or preparation(charging/discharging) from/to vessels/large containers atdedicated facilities

Effectiveness: 80 %

Assessment method

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

* * * * * * * * * * * * * * * *

5. Short title of exposure scenarioUse in laboratoriesSU22; SU8, SU9, SU24; ERC1; PROC15; PC19, PC21

Use descriptors coveredSU3: Industrial usesPROC15: Use a laboratory reagent.

Effectiveness: 90 %

Effectiveness: 80 %

Assessment method

version: Use of gloves has been considered additionally.Worker - dermal, short-term - local

Assessment method

Use descriptors coveredSU3: Industrial usesPROC15: Use a laboratory reagent.

Effectiveness: 80 %

Assessment method

* * * * * * * * * * * * * * * *

annex: exposure scenarios - schloetter co ltd · emission factor soil 0.01 % receive surf. water...

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