CAS number: 7778-80-5 Formula: K2SO4 Properties: colorless or white hexagonal or rhombic crystal or granular powder. Relative density: 2.662 Solubility: soluble in water. it is colorless or white crystal or granular powder, which mainly used in glass industry, fertilizer, medicine and etc. Product Feature: Potassium Sulfate is colorless or white hexagonal or rhombic crystal or granular powder. The relative density is 2.662.The inversion point is 588C, the melting point is 1069C and the boiling point is at 1689C. It is soluble in water and insoluble in alcohol, acetone and carbon bisulfide. It tastes bitter and salty. Applications:Potassium Sulfate is mainly used as smoke suppressor for bomb in military industry. It is a chemical fertilizer applied in agriculture and a constituent of potassium salt. It is also used as a intermediate in dyeing, a clarifying agent in glass industry, a release inhibitor in medicine , an accessory ingredient in aromatics industry and all-purpose additives in food industry. It is also used in biochemical inspection of serum protein. Handling and Storage:Store in ventilated and dry house with the package sealed away from moisture. Prevent the material from rain in case to be dissolved and lost during transportation. Packing: Plastic woven bag inner with plastic in 40kg net.