... is mainly used in synthetic detergent, vinylon, sodium silicate, bleaching, dyeing, glass, tannage, papermaking, the anticorrosive treatment of gas pipe, metallurgy, surface ... treatment, filler industry, and so on.Packing & storage : Net wt 25kg, 50kg or 1,000kg in ... PE bag lined plastic woven bag, Kept in dry and ventilating place, avoid ...