Poly Aluminium Chloride (PAC) 1. AL2O3: 30%MIN 2. Yellow powder, white powder 4,ISO9001 5,drinking water,industrial water Poly Aluminium Chloride (PAC)DescriptionAL2O3: 30%MINAppearance ... : Yellow powder3. Polyaluminium Chloride, PAC(the brief name gather aluminum, alkali type ...