| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White or off-white crystalline powder | Conforms |
| Loss on drying | ≤0.50% | 0.12% |
| Residue on ignition | ≤0.20% | 0.04% |
| Heavy metals | ≤20ppm | <20ppm |
| Related substances | Any Single impurity ≤0.70% | 0.41% |
| Total impurities ≤2.00% | 0.89% | |
| Assay | 98.0%~101.0% | 99.10% |
| Conclusion: The Product Conforms to CP. |
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