| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White crystalline powder | Conforms |
| Identification | Meet the requirements | Conforms |
| Free alkali | ≤0.03% | 0.001% |
| Water insoluble matter | ≤0.03% | 0.01% |
| Chloride | ≤0.2% | 0.1% |
| Iron | ≤0.003% | 0.001% |
| Moisture | ≤0.5% | 0.17% |
| Assay | 98.0%~101.0% | 98.6% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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