Depressant, Polymer Polyacrylamide, Mineral Processing manufacturer / supplier in China, offering Flocculant polyacrylamide PAM green and environmentally friendly water treatment reagent YXFLOC5560, Q25:Reliable Frother for Stable and Selective Flotation, Cationic Flocculant polyacrylamide PAM green and environmentally friendly water treatment reagent and so on.