Item | Unit | STANDARD |
Purity(as K2CO3) | % Min | 99.0 |
Chloride(as KCl ) | % Max | 0.01 |
Sulphate (as K2SO4) | % Max | 0.01 |
Iron | % Max | 0.001 |
Insoluble matter in water | % Max | 0.02 |
Burnt loss | % Max | 0.6 |
Arsenic | % Max | 0.0003 |
Heavy Metal(as Pb) | % Max | 0.002 |