usp purified water with endotoxin removal · 2020. 9. 17. · usp purified - us pharmacopeia /...
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USP Purified Water with Endotoxin Removal
Two-BedDeionization
or ReverseOsmosis
UltravioletSterilization
Mixed-BedDeionization
UltravioletSterilization
Submicron FiltrationSubmicron Particle
RetentionFinal Filter Protection
UltrafiltrationMolecular WeightCutoff Membrane
Continuous flow loop to maintain high purity water
IncomingCity Water
Continuous flow loop to maintain high purity and eliminate “Dead-legs”
USP Purified - US Pharmacopeia / European Pharmacopeia
sales@smithengineeringinc.com
[p] 952.448.4412www.smithengineeringinc.com
USP Purified Water with Endotoxin Removal
Removes dissolvedminerals from incoming
water
ResistivityMonitor 1
Mohm minimum
185/254 nm UVTOC (Total Organic Carbon)
reduction &initial disinfection dose
Further removal ofdissolved minerals
& CO2
185/254 nm UVFurther TOC reduction &additive disinfection dose
Removal of suspendedsolids & larger bacteria
Retention of endotoxin,bacteria & particulate
ResistivityMonitor 200
Kohm minimum
High purity piping: polypro, PVDF or Teflon™Clean use point design
Final product water topoints-of-use in the plant
USP
EP
<500 ppb
TOC (ppm)
<500 ppb
>0.77
Conductivity(megohm/cm)
>0.23
<100 CFU/ml
Bacteria(CFU/ml)
<100 CFU/ml
ns
Nitrates(ppm)
ns
<0.1
Heavy Metals(ppm)
<0.25
<0.25
Endotoxin(Eu/ml)
<0.2
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