... crystal, white powder, granular crystal or prill. Potassium Carbonate is monoclinic crystal, white powder, granular crystal or prill ... a fire, use water as extinguishing agent.Applications :Potassium Carbonate is used as raw materials in manufacturing electro tube, ... phosphate, etc. Potassium Carbonate is foliar spray fertilizer and a constituent of compound fertilizer. In dyeing industry, it is used ...