Battery PackChina Original Factroy Supply for Food or Industry CAS 1327-41-928%/29%/30% Coagulant Aids Sewage Water Treatment Poly Aluminium Chloride Powder PAC, Find details about China Polyaluminium Chloride, PAC from Original Factroy Supply for Food or Industry CAS 1327-41-928%/29%/30% Coagulant Aids Sewage Water Treatment Poly Aluminium Chloride Powder PAC