Appearance | White crystalline powder |
---|---|
Assay (T) | 99-101%w/w |
Calcium (Ca) | max. 0.005% |
Chloride (Cl) | max. 0.003% |
Heavy metals (as Pb) | max. 0.0005% |
Iron (Fe) | max. 0.0005% |
Sulfate (SO4) | max. 0.005% |
Water (KF) | 11-13%w/w |
pH (5% in water) | 7-9 |
Insoluble matter | max. 0.005% |