Chemical AuxiliaryChina High Pure Factory CAS 9003-05-8 Chemical Organic Industry Grade a Flocculant Polyacrylamid Cationic Coagulant PAM Powder, Find details about China Chemical Auxiliary Agent, PAM from High Pure Factory CAS 9003-05-8 Chemical Organic Industry Grade a Flocculant Polyacrylamid Cationic Coagulant PAM Powder