ITEM | SPECIFICATION | RESULT |
Appearance | Colorless or white crystal | Colorless or white crystal |
Identification | Complies with the limit Test | Pass |
Purity | 99.5~100.5 | 100.0 |
Moisture | 7.5-9.0 | 8.65 |
Sulphated Ash | ≤0.05 | 0.02 |
Sulphate | ≤0.015 | <0.015 |
Oxalic acid | ≤0.01 | <0.01 |
Calcium | ≤0.02 | <0.02 |
Lead mg/kg | ≤0.5 | None (<0.02) |
Arsenic mg/kg | ≤1.0 | None (<0.2) |
Mercury | ≤1ppm | < 1ppm |
Mesh | 30-100MESH | Conforms |
Conclusion: IN CONFORMITY WITH GB1886.235-2016 |