| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White powder | Conforms |
| Clarity and color of solution | Clear and practically colorless | Conforms |
| Identification | The retention time of the peak correspond to standard | Conforms |
| Positive | Conforms | |
| Positive | Conforms | |
| Acid-neutralizing capacity | ≥12mEq | 15.9mEq |
| Chloride | ≤0.50% | <0.50% |
| Arsenic | ≤0.0004% | <0.0004% |
| Limit of pyridine and 2-methylpyridine | Pyridine ≤0.05% | Not detected |
| 2-methylpyridine ≤0.05% | Not detected | |
| Limit of sucrose heptasulfate | ≤0.1% | Not detected |
| Aluminum | 15.5%~18.5% | 17.5% |
| Assay | 30.0%~38.0% | 33.4% |
| Conclusion: The Product Conforms to USP. |
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