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Chemical Apparatus Business Pharmaceutical Water Purification Systems

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Water Classification

Input (raw) Water Tap water or disinfected well water
Purified Water Pure water where ions are removed from input water
Pyrogen-Free Water Purified water where viable bacteria and pyrogens are removed using UF or other techniques
Injection Water Injection water obtained by distilling purified water

Water Quality Standards

Water Control Item Purified Water Pyrogen-Free Water Injection Water
Conductivity
(µS/cm, 20°C)
≤1 ≤1 ≤1
Viable Bacteria Count
(cfu/100ml)
≤10,000 ≤10 ≤10
Endotoxin
(EU/ml)
- ≤0.25 ≤0.25
Insoluble Microparticles
(count/ml)

10µm or larger
25µm or larger


-
-

-
-

≤25
≤3
TOC(PPb)
Off-line measurement
≤500 ≤500 ≤500

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