Decolorant, Polyacrylamide, Polyelectrolyte manufacturer / supplier in China, offering 29% Min. Al2O3 25kg Bag PAC-031 Polyaluminium Chloride for Wastewater Phosphorus Removal, 50-90% Basicity 25kg Bag PAC-031 Polyaluminium Chloride for Municipal Wastewater Treatment, 29% Min. Al2O3 Industrial Grade 25kg Bag PAC-031 Polyaluminium Chloride for Landfill Leachate and so on.