| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White crystalline powder | Conforms |
| Identification | Meet the requirement | Conforms |
| Loss on drying | ≤0.50% | 0.18% |
| Any other impurity | ≤0.10% | 0.04% |
| Total impurities | ≤0.50% | 0.25% |
| Heavy metals | ≤10ppm | <10ppm |
| Assay | ≥99.0% | 99.64% |
| Conclusion: The Product Conforms to CP/USP/EP. |
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