Poly Ferric Sulphate 1.Total Iron Mass:21%; 2.Insoluble Substance:0.2max; 3. ... water, industrial wastewater, and urban sewage purification treatment. •SpecificationParametersLiquidSolidTotal Iron Mass (%)≥11.5≥21.0Basicity (%)9.0 - 14.09. ... Poly aluminium Ferric Chloride,Poly Ferric Chloride,Poly Ferric Sulphate,Ferrous Sulphate,Coalbased Activated Carbon,Coconut Shell Activated Carbon,Woodbased ...