... shipment 5, 120L, 200L, 1000L package available Ferric chloride liquid is one kind of effective and economical flocculating agent ... incompletion. Replace the liquid or solid of Aluminum Sulphate, Poly Aluminum Chloride(PAC), Poly Ferric Sulfate(PFS) and other flocculating ... than PAC series flocculating agent(such as Aluminum Sulphate, Poly Aluminum Chloride ), and the websterite spot caused is denser. ...