| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Characteristics | White crystal or crystal powder | Conforms |
| Solubility | Soluble in water; hardly soluble in alcohol, acetone and ether | Conforms |
| Moisture | ≤0.50% | 0.19% |
| Water insoluble matter | ≤0.10% | 0.02% |
| Ignition residue | ≤0.20% | 0.08% |
| Assay | ≥98.0% | 98.70% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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