| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White crystalline powder | Conforms |
| Identification | Meets the requirements | Conforms |
| Melting point | 162~165℃ | 163.2℃ |
| Loss on drying | ≤1.0% | 0.39% |
| Assay | ≥99.0% | 99.50% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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