... granular crystal or prill. Purity:99.0% Used as raw materials in Property: Potassium Carbonate may be monoclinic crystal, white ... as extinguishing agent.Applications : Potassium Carbonate is used as raw materials in manufacturing electro tube, TV kinescope, computer display. ... -drug, polyester, explosives, electroplating, tanning, ceramic, building materials, crystals and medicine. Potassium Carbonate