Polyaluminium Chloride manufacturer / supplier in China, offering Eco-Friendly PAC Chemical for Efficient Water Treatment in Industry, PAC 30% Polyaluminum Chloride Effective Decolorizing Chemical Flocculant for Municipal Drainage Water Treatment, Factory Supplies PAC Polyaluminum Chloride Wastewater Treatment Chemicals High Purity Food Grade PAC 30% Polyaluminum Chloride and so on.