Complaint
Item | Standard |
Appearance | Colorless or white crystals or powder, odorless and tastes sour. |
Assay (%) | 99.5-100.5 |
Light Transmittance (%) | ≥ 95.0 |
Moisture (%) | 7.5-9.0 |
Readily Carbonisablle Substance | ≤ 1.0 |
Sulphated Ash (%) | ≤ 0.05 |
Chloride (%) | ≤ 0.005 |
Sulphate (%) | ≤ 0.015 |
Oxalate (%) | ≤ 0.01 |
Calcium (%) | ≤ 0.02 |
Iron (mg/kg) | ≤ 5 |
Arsenic (mg/kg) | ≤ 1 |
Lead | ≤ 0.5 |
Water Insoluble Substances | Filtration time not more than 1 min; Filter membrane basically doesn't change color; Visual mottled particles not more than 3. |
Packing | 25kg/bag |
