... 2.Few impurities 3.Competitive price 4.Chinese national standard Borax decahydrate 99.5% 1.Application: Disinfectant, fresh water, soft, antiseptic, additive ... per bag,or as require3.Specification: Borax decahydrateNames of index ParametersAppearanceWhite tiny crystalNa2B4O7·10H2O % ≥ 99.5Na2CO3 % ≤0.20Water insoluble % ... a cool, dry place, rainproof, moistureproof, avoid eating. Borax Decahydrate