export(at)fhzinc.com White crysalline powder Zinc Sulphate Heptahydrate Trade name: Zinc sulphate Heptahydrate (Zinc Sulfate Heptahydrate) Formula: ZnSO4.7 H2O CAS No.: 7446-20-0 HS Code: 28332930 PHYSICAL DESCRIPTION/ PROPERTIES Mol Weight: 287.54 Appearance: White Crystalline powder or Granula 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:1.957 SPECIFICATION Item Specification Granular Fertilizer Grade Content 98%min Zinc: 21.5% min As: 10ppm max Pb: 20ppm max Cd: 20ppm max Size: 1-2MM,2-4MM APPLICATION Production of Ryon fibre, Micronutrient in fertilisers, Agriculture, Production of paint and varnishes, glues, Titane Dioxide, Zinc Sterate and Zinc-Alkyl-di-thiocarbamate (Fungicide), Rubber As accelerator, flotation of ores, Electroplating and surface treatment, Animal feed. PACKING: 25kg/woven bag with an inner plastic bag,or according to your request.
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