Product:zinc sulphate monohydrate powder Basic information: Cas no.: 7446-19-7 H.S. Code: 28332930 Einecs no.: 231-793-3 Formula: znso4h2o Specification: Powder Zn 35% min Pb 10 ppm max As 10 ppm max Cd 10 ppm max Packing: 25kgs/bag or 1000-1350kgs in bulk bag Container load: 25mt/fcl Payment: t/t 50% in advance, the balance paid against receipt the copy of b/l Delivery: within 25 days after receiving your prepayment Manuafacturer: rech chemical co. Ltd Website: www.Rqsulfates.Com Email: info(at)rqsulfates(dot)com/business(at)rqsulfates(dot)com Rech chemical co. Ltd is manufacturer of zinc sulfate in china, we are authorized by iso9001:2008 and fami-qs. Usage:zinc sulphate is a kind of important abio-chemical material, which has sorts of function in the industrial field. It is mainly used in the production of man-made fibril concretion, and also used as intermediary dyed reagent in the dying field. Remarks: