... -32Basicity 40-90Max. water insoluble substance% 0.3PH value(% aueouqs solution) 3.5-5.0SO2%, ≤ ≤0.05Ammoniacal nitrogen%, ≤ 0.01 Fe ... . We specialized in manufacturing Lvyuan Brand Polyaluminium Chloride, Polyacrylamide, Basic Polyaluminium Chloride, Poly aluminium Ferric Chloride, Poly Ferric Chloride, Poly Ferric Sulphate, Ferrous Sulphate, Coalbased Activated Carbon ...