| Identification B | Complying |
| Identification C | Complying |
| Assay (T) | 99.0-100.5%w/w |
| Appearance of solution | Complying |
| Alkalinity passes USP test | Complying |
| Acidity or Alkalinity | Complying |
| Chloride (Cl) | <= 0.005% |
| Oxalate (C2O4) | <= 0.03% |
| Heavy metals (as Pb) | <= 0.001% |
| Sulfate (SO4) | <= 0.015% |
| Carbonisable substances | Complying |
| Tartarate | Complying |
| Water | 11-13% |
| Residual solvents meets the requirements | Complying |