|
|
| Item | USP | BP/EP | CP |
|---|---|---|---|
| Identification | Conforms | ||
| pH | -- | 5.0-8.0 | |
| Loss on drying (%) | ≤5.0 | ||
| Residue on ignition/Sulphated Ash (%) | ≤0.1 | ||
| Water-soluble substances (%) | ≤1.5 | ≤1.0 | |
| Viny pyrrolidinone (Impurity A) | ≤10ppm | ≤0.001% | |
| Nitrogen content (%) | 11.0-12.8 | ||
| Peroxides (H2O2) | ≤400ppm | ≤0.04% | |
| Arsenic (%) | -- | ≤0.0002 | |
| Hydration capacity | -- | 3-9 | -- |
| Particle-size distribution | -- | Conforms | |
| Powder flow | -- | Conforms | |
| Settling volume (ml) | -- | ≥60 | -- |
| Heavy metal (%) | -- | ≤0.001 | |
| Microbial limit | Conforms |
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