| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White to pale yellow crystalline powder | Conforms |
| Melting point | 142.0~146.0℃ | 1144.0~144.2℃ |
| Acidity as HCL | ≤0.20% | 0.03% |
| Water(KF) | ≤0.20% | 0.06% |
| Assay | ≥98.5% | 99.5% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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