... polyvalent anion polymeric function, it produces large molecular and high electricity inorganic macromolecule. It adapts a wide PH range ... in printing and dyeing industry, leather industry, brewage industry, meat-processing industry, coal-washing, metallurgy industry, mine, pharmacy, paper-making ... : plastic woven bag with Peliner.N.W.25kg. High quality pac polyaluminium chloride/PAC 31%