... powder,density is 2.484(20),easily soluble in water,but not in organic solution,absorbent to dampness,and ... Ba,Mg,cu andfe;it is affine agent ffor water treatment.Application :For industrial use,such as oil ... building material industry,it is mainly used as a water sortening agent in solution for printing,dyeing ,and boiler ... 7.57.5Iron(Fe) %≤0.050.02PH of 1% water solution5.8-7.35.8-6.5Heavy Metals(Pb) ...