Product Name:Zinc Sulphate Heptahydrate Spec: Granule with Zn 21.5% Min CAS No.:7446-20-0 Remark: Packing:25kg/woven bag with an inner plastic bag Payment: T/T 50% in advance,the balance paid against receipte the copy of B/L Delivery: within 20 days after received your prepayment. Detail information: Zinc Sulphate Monohydrate Molecular Formula: ZnSO4. H2O Molecular Weight: 179.45 CAS No.: 7446-19-7 EIENCS: 231-793-3 HS Code: 28332930 PHYSICAL DESCRIPTION/ PROPERTIES Mol Weight: 179.45 Appearance: White Crystalline powder Odour: Odourless Melting Point: It loses water at 30 degree C to give the hexahydrate and more water is lost at 70 degree C to form the monohydrate. The anhydrous salt forms at 280 degree C Boiling Point: 740 C (Decomposes) Density: 3.28 item Specification powder industry grade Content 98%min Zinc: 35% min As: 10ppm max Pb: 20ppm max Cd: 20ppm max Size: 80mesh
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