EPJPUSP Pharmacopoeia requirements for purified water
Published Time:
2025-01-02
Water Quality Design
USP Conductivity: <1.3μs/cm@25
USP Bacterial Count: <100cfu/ml
USP Total Organic Carbon: <500 ppb
| Purified Water |
USP |
EP |
JP |
| Total Aerobic Count |
≤100 |
≤100 |
≤100 |
|
Conductivity (us/cm@25℃) |
≤1.3 |
≤5.1 |
≤1.3 Online ≤2.1 Offline |
|
Total Organic Carbon (μg/L, ppb) |
≤500 |
≤500(Non-essential) |
≤500(300 for alarm value) |
|
Nitrate (ppm) |
- |
≤0.2 |
- |
| pH Value |
- |
- |
- |
|
Heavy Metals (ppm) |
- |
≤0.1 |
- |
| Endotoxin |
- |
- |
- |
Concentrated separation membrane knowledge - microfiltration, ultrafiltration, nanofiltration and reverse osmosis
Pore size is expressed in Daltons, micrometers, nanometers, and angstroms
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