Product Name:Poly Ferric Sulphate Molecular Formula:[Fe2(OH)n(SO4)3-n/2]m CAS NO.:1327-41-9 HS CODE:3824999990 Specification Item Index Standard Fe 19%min Reducing substances( Fe 2+ï¼? 0.1% max Basicity 8.0-16 PH (1%water solution) 2.0-3.0 Water Insolubles 0.3%max As 0.0002%max Pb 0.001%max Appearance YELLOW POWDER Application It is widely used in water treatment fields like drinking water, industrial waste water, urban sewage purification treatment. The functions are obvious to the high turbidity of raw water, paper mills waste water,electroplating waste water, paint factory waste water treatment, etc. Package & Storage Packing:25kg/bag,One 20FCL can load in 20MT without pallets; Store and shelf:Keep in well-ventilated warehouse.Shelf life 12months if stored in cool,dry conditions.