... 0; 4.PH:2.0-3.0 •IntroductionPoly ferric sulfate is a new high efficiency inorganic polymer flocculant. ... The solid product has strong hygroscopicity. Poly ferric sulfate has strong flocculation, stable chemical nature, and ... ,Polyacrylamide,Basic Polyaluminium Chloride,Poly aluminium Ferric Chloride,Poly Ferric Chloride,Poly Ferric Sulphate,Ferrous Sulphate,Coalbased Activated Carbon, ...