Product Description Zinc Sulfate Monohydrate (ZnSO4.H2O) CAS 7446-19-7 Description Zinc sulfate monohydrate is a concentrated inorganic zinc salt manufactured for demanding industrial use. Supplied as a free-flowing white crystalline powder carrying a guaranteed 35% minimum zinc content, it dissolves rapidly in water and delivers a highly bioavailable zinc source for feed premixes, fertilizer blends and process chemistry. Specification Chemical Name Zinc Sulfate Monohydrate