Potassium Carbonate(K2CO3)
Item  Tech. Grade  First Grade
K2CO3  99%min  98.5%min
Chloride(kCl)  0.03%max  0.1%max
Sulph(K2SO4)  0.04%max  0.1%max
Iron  0.001%max  0.003%max
Water Insoluble  0.04%max  0.05%max
Loss of burning  0.8%max  

Packed in 25kg bags or 50kg bags