| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White or white crystalline powder | Conforms |
| Related substance | Single impurity ≤2.00% Total impurities ≤3.00% |
Conforms |
| Loss on drying | ≤0.50% | 0.30% |
| Residue on ignition | ≤0.20% | 0.11% |
| Assay | 97.0%~103.0% | 99.21% |
| Conclusion: The Product Conforms to USP36. |
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