| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White odorless crystals or powder | Conforms |
| Water-insoluble matter | ≤0.50% | <0.50% |
| Iron(Fe) | ≤0.05% | <0.05% |
| Heavy metals | ≤0.50% | <0.50% |
| H2O | ≤0.50% | <0.50% |
| Assay(As K2SiF6) | ≥98.0% | 98.30% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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