| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White to off-white crystalline powder | Conforms |
| Identification | Meet the requirements | Conforms |
| Chloride | ≤0.02% | 0.015% |
| Loss on drying | ≤0.20% | 0.02% |
| Reside on ignition | ≤0.20% | 0.07% |
| Heavy metals | ≤20ppm | <20ppm |
| Assay(On dry) | ≥98.0% | 99.50% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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