[ Description] Chemical Name: Zinc sulphate, Zine sulfate, Zinc vitriol, White vitriol, ZnSO4 Category: Monohydrate, heptahydrate Molecular Formula: ZnSO4 CAS: 7733-02-0 Appearance: White powder Capacity: 4000mt/ m [ Specification] ZnSO4 98% min Zn 35.0% min Pb 15PPM max Cd 30PPM max As 5PPM max Fe 500PPM max Dosage in premix about 0.5kg/ mt. [ Application] As Zinc additive in feed-processing, activator in latex paper; trace nutrient in animal feeds; fertilizer ingredient; zinc salts; ore flotation; fungicide; water purification. [ Packing] 25kg or 50lb pp woven bag with plastic liner.