| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White powder | Conforms |
| Identification | Meet the requirement | Conforms |
| Specific rotation | +39.5°~+41.5° | +40.2° |
| Loss on drying | ≤2.0% | 0.39% |
| Residue on ignition | ≤0.1% | 0.08% |
| Assay | ≥99.0% | 99.50% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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