| SPECIFICATIONS | STANDARD | RESULT |
| PURITY | 99.2-100.5% min | 99.22% |
| CL | 0.003% max | <0.003% |
| SO4 | 0.007% max | <0.007% |
| As | 0.0002% max | <0.0002% |
| Heavy metal(as pb) | 0.0002% max | <0.0002% |
| Residue | 0.05% max | <0.05% |
| Conclusion | Pass the test | |
| Brand name | Fousi chemical | |
Packing: Bag, Net weight 25kg/Bag
Stored in cool dry ventilated place away from sunlight