the development space of polyferric sulfate (PFS) industry continues to expand

​​ ​​polymeric ferric sulfate (pfs), also known as polyiron sulfate and polyiron, has the chemical formula [fe2(oh)n(so4)3-n/2]m. it is an inorganic polymer coagulant with superior performance. polyferric sulfate appears as a light yellow amorphous powdery solid, easily soluble in water, slightly soluble in ethanol, and insoluble in ethyl acetate and acetone. polymeric ferric sulfate has…