| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Characteristics | White crystalline powder | Conforms |
| Identification | Meet the requirements | Conforms |
| Loss on drying | ≤0.5% | 0.05% |
| Residue on ignition | ≤0.1% | 0.01% |
| Chloride | 16.8%~17.6% | 17.2% |
| Heavy metals | ≤0.003% | 0.0003% |
| Residue solvent | Ethanol ≤0.5% | 0.03% |
| PH | 2.4~3.0 | 2.8 |
| Assay | 98.0%~102.0% | 99.50% |
| Conclusion: The Product Conforms to USP/BP/EP. |
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