| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White crystalline powder | Conforms |
| Solution clarity | The solution is clear | Conforms |
| Sulfate(SO4) | ≤0.12% | <0.12% |
| Chloride(Cl) | ≤0.035% | <0.035% |
| Moisture | ≤5.0% | 2.15% |
| Heavy metals(Pb) | ≤0.001% | <0.001% |
| Arsenic (As) | ≤0.0002% | <0.0002% |
| PH | 9.5~10.5 | 9.7 |
| Assay | 98.5%~101.5% | 99.40% |
| Conclusion: The Product Conforms to BP/USP. |
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