| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White powder | Conforms |
| Melting point | 277℃~284℃ | 280℃ |
| Loss on drying | ≤1.5% | 0.6% |
| Heavy metals | ≤0.002% | 0.001% |
| Assay (Calcium) | 16.6%~17.5% | 16.9% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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