| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White crystalline powder | Conforms |
| Melting point | 130℃~135℃ | 134℃ |
| Loss on drying | ≤0.50% | 0.09% |
| Heave metals | ≤10ppm | <10ppm |
| Assay | ≥99.0% | 99.60% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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