бромат натрия

Sodium Bromate molecular formula: NaBrO3 molecular weight: 150.9Properties: This product is white crystal or powder, with density(7.5/4)3.339 and melting point at 381(decomposed),Its water solubility is37.4g at 25,90.9g at 100, It dose not dissolve in alcohol.Specification:Content(calculated with NaBrO3): 99.7% min.PH value(5w/v): 6.5±1Light absorbency(20% solution): 0.12 max.Moisture: 0.1% max.Bromide(as NaBr): 0.05% max.Sulphate(as SO4):0.01% max.Iron (Fe): 0.0005% max.Arsenic (As):0.0002% max.Chloride and chlorate(with Cl): 0.05% max.Heavy metal (calculated with Pb): 0.0005%Uses: 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 soldium bromide.Notification: 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.Package: in 25kg or 50kg fiber drum lined with polyethylene bag inside.