... , mine, pharmacy, paper-making, and purification of the waste water containing fluorine, oil and heavy metals 4) Tannage and ... cockling-prevent,Catalyzer carrier. 5) Cement Solidifying, and moulding,Refining of pharmaceuticals, glycerine and sugar,Paper-making glue. ... with no moisture and no insolationPacking: plastic woven bag with Peliner.N.W.25kg. High quality pac polyaluminium chloride/PAC 31%