| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White or light yellow crystals powder | Conforms |
| Loss on drying | ≤0.50% | 0.12% |
| Each impurity | ≤0.50% | 0.05% |
| Total impurities | ≤2.00% | 0.46% |
| Assay | ≥99.0% | 99.50% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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