Polyaluminium Chloride 30% 1.Basicity: 40% ~ 90% 2.Al2O3: 30% 3.Free samples 4.flocculant coagulant Brief introduction of Polyaluminium ... the selective adssubstances.orption of dissolvedPAC use precautions, and dosage 1, according to the different raw water conditions, can do ... flocculant, compared to the cost of water and low 15-30%.B, sedimentation of flocs formed quickly, fast, processing power ...