| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White crystalline powder | Conforms |
| Loss on drying | ≤0.40% | 0.13% |
| Residue on ignition | ≤0.30% | 0.01% |
| Heavy metals | ≤10ppm | <10ppm |
| Lead | ≤2ppm | <2ppm |
| Arsenic | ≤3ppm | <3ppm |
| Assay | ≥99.0% | 99.62% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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