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Please note that we are seeking the followings:feric sulfate ;zinc sulfate ;magnisum sulfate and manganis sulfate .please if you can supply let me know the specifaction and price ;delivery period

Poly Ferric Sulfate, PFS is a high-efficiency unorganic coagulating agent,chemically inactive,soluble in water.In water treatment,it hydrolysis to many electropositive multinucleated ion which neutralized negative charge of colloidal particle in water and adsorption colloidal particle,through adhesion,bridges,cross-linking made particles flocculation and sedimentation.