| ITEM | STANDARD | RESULTS |
| Appearance | White or white crystalline powder, odourless, tasteless | Conforms |
| Identification | Conform to prescribed | Conforms |
| Loss on drying | ≤5.0% | 0.12% |
| Residue on ignition | ≤1.0% | 0.06% |
| Heavy metals | ≤20PPM | <20ppm |
| Assay | ≥98.0 | 99.2% |
| Related substance | Meets | Meets |