| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White crystalline powder | Conforms |
| Loss on drying | ≤6.00% | 4.1% |
| Residue on ignition | ≤0.10% | 0.05% |
| Heavy metals | ≤0.002% | 0.0001% |
| Related substances | Single impurity ≤0.50% | 0.12% |
| Total impurities ≤1.50% | 0.32% | |
| Assay | 98.0%~102.0% | 99.58% |
| Conclusion: The Product Conforms to CP/USP/EP. |
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