Poly aluminium Chloride (PAC) Our company located in china mainland Appearance: Light yellow & white powder Specifications: ItemStandardAl2O3, % min30Basicity,%60-85Undissolve matter content,% max1.0PH value3.5-5.0Amino nitrogen, % max0.01As, % max0.0002Pb,% max0.001Cd, % max0.0002Hg, % max0.00001Cr, % max0.0005Packing25kg/ double PE bags insideDosage: River water (ppm)Industry circulation water ...