lowest cost of white poly aluminium chloride dosing
White Powder Polyluminium Chloride Coagulant in . 1. The lead manufacturer of water treatment chemical in China , poly aluminium chloride is our main product . 2. poly aluminium chloride are used for waste water treatment and drink water treatment . 3. the purity of calcium chloride is 28% , 30% , yellow color or white color. 4.
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