| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White or almost white crystalline powder | Conforms |
| Loss on drying | ≤1.0% | 0.04% |
| Residue on ignition | ≤0.1% | 0.06% |
| Single impurity | ≤0.1% | 0.02% |
| Total impurities | ≤1.0% | 0.11% |
| Assay | ≥98.5% | 99.60% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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