Poly Aluminium Chloride, Chlorine for Swimming Pool, PAM manufacturer / supplier in China, offering Construction Chemicals Sodium Naphthalene Sulfonate Superplasticizer as High Water Reducer, Concrete Additive Slump Retention Polycarboxylate Superplasticizer Superplastificante De Policarboxilato Con Retenció N De Asentamiento PCE 50, Flocculant PAC Polyaluminium Chloride 28%/30% for Water Treatment and so on.