ITEM | SPECIFICATION | RESULT |
Description | Dark brown crystal granule | Conforms |
Content | ≥99.5% | 99.5-100.5% |
Loss on Drying | ≤1% | 0.6% |
Cl & Br content | ≤0.01% | 0.002% |
Ferrum | ≤10ppm | ≤10ppm |
Sulfate | Conforms | Conforms |
Heavy metal | ≤10ppm | ≤10ppm |
Conclusion | The product meet the testing requirements |