... sulphate Fertilizer 2.One of the largest exporter and supplier 3.2000MT/month 4.Best quality and Best price zinc sulphate ... : Power & GranularSpecification: Index nameZnSO4-H20ZnSO4-7H20Content of Zinc sulphate %min9898Zinc %min35.722.51Heavy metal(Pb) %max0.0020. ... additive in feed-processing, trace nutrient in animal feeds, fertilizer ingredient, Paint, Lithopone, Medicine, Leather, Zn electro ...