| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Characteristics | Almost yellow crystalline powder | Conforms |
| Water | ≤0.5% | 0.3% |
| Residue on ignition | ≤0. 5% | 0.4% |
| Melting point | 204.0℃~206.0℃ | 205.0℃ |
| Assay | ≥98.0% | 99.7% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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