Scientific Name: Rochelle Salt Molecular Formula: KNaC4H4O6¡¤4H2O Structural Formula: Product Pictures: Molecular Weigh: 282.23 CAS Number: 6381-59-5 Character: Colorless crystals or white crystal,specific gravity is 1.79,PH value is 6.8~8,the melting point is 70~80¡ãC.Have minute efflorescence in the heat air,lose some water when heated to 60¡ãC,and lose 3 water molecules at 100¡ãC,become salt without water at 215¡ãC. Freely insoluble in water, the solution assumes minute alkalescence. Uses: This product is used as reducer in plating of printing, mirror, and thermos industries; as complexing agent in electroplating industry;as laxative agent in pharmacy in the making of crystal speakers and microphones in telecom industry; as desalting agent in chemical fertilizer industry; and also used in glass industry and other industries. Packing: 25kg complex bag Specifications: US FCC(IV) (Food grade)