| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White to light yellow crystalline powder | Conforms |
| Melting point | 149℃~152℃ | 150℃ |
| Specific rotation | +17°~+21° | +20° |
| Loss on drying | ≤0.50% | 0.18% |
| Assay | ≥98.0% | 99.10% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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