Zinc sulfate heptahydrate yog ib qho inorganic compound nrog cov qauv molecular ntawm ZnSO4 7H2O, feem ntau hu ua alum thiab zinc alum.Cov xim tsis muaj xim orthorhombic prismatic siv lead ua zinc sulphate crystals Zinc Sulphate Granular, dawb crystalline hmoov, soluble hauv dej, me ntsis soluble hauv ethanol.Nws poob dej thaum rhuab mus rau 200 ° C thiab decomposes ntawm 770 ° C.