钠Bromate

molecular formula NaBrO3 molecular weight 150.9 CAS number 7789-38-0 IMDG No. 5071 H.S.CODE 2829.9000 Usage: This product is a strong oxidant, mainly used as printing and dyeing auxiliary, hair-perm agent, chemical agent, or gold solvent in gold mines when used with sodium bromide. specifications Content99.5% minPH6.5+/-1Light absorbency(20% solution)0.12% maxLoss on drying0.1% maxVolatility0.05% maxBromide0.1% maxSulphate0.01% maxFe0.0005% maxAs0.0002% maxChloride and chlorate0.05% maxHeavy metal(Pb)0.0005% max Properties This product is white crystal or powder, with density(7.5°C/4°C)3.339 and melting point at 381°C(decomposed),Its water solubility is37.4g at 25°C,90.9g at 100°C, It dose not dissolve in alcohol. This product is a strong oxidant, with oxidizing grade of 5.1 and UN Dangerous Articles Standard NO:1494. It burns when fricted or bumped. It becomes flammable and may explode when mixed with sulphur, carbon and metal powder. It reacts strongly with strong acid. It should be stored in dry, cool and well-ventilated places, keeping away from ammonide compounds and sulphuric acid solution. Packing 25 or 50Kg fiber drum.