... )0.002%max. Packing: 25kg pp bag Usage: mainly used for glass and porcelain enamel industry. In glass industry, it can ... glass, glass fiber, colored metal as jointing agent, cohering agent for jewelry, printing and dyeing, detergent, refined gold, cosmetics, borax soap ... in pharmaceuticals as disinfectors etc. its also one of basic raw material for making other boric compound Borax used in agricuture