Decolorant, Polyacrylamide, Polyelectrolyte manufacturer / supplier in China, offering Polydadmac 40% Coagulant for Waste Treatment with NSF/ANSI/Can 60 Certificate, PAC Poly Aluminium Chloride for Potable Water Treatment Polyaluminium Chloride, Oil and Drilling Fluid PHPA Polyacrylamide and so on.