Food grade potassium chloride is also called edible potassium chloride. Its molecular formula is KCl and its molecular weight is 74.55. It is colorless slender rhombic or cubic crystal or white crystalline powder. It is odorless, salty, soluble in water, glycerol and slightly soluble in ethanol. Its relative density is 1.987 and its melting point is 773 ℃. Food grade potassium chloride has many uses. For example, it is the raw material of food additives such as potassium sorbate and potassium dihydrogen phosphate. It is used as an additive in the production of instant noodles and carbonated drinks. It can also be used as raw materials for food additives such as potassium sorbate and potassium dihydrogen phosphate.