Sodium Bromate
molecular formula: NaBrO3
molecular weight: 150.9
Uses: This product is as strong oxidant, mainly used as printing and dyeing auxiliary , hair - permagent , chemical agent, or gold solvent in gold mines when used with sodium bromide.
Standard:
Items index
content(calculated with NaBrO3 %) 99.5 min
PH value(5w/v) 6.3
Water % 0.1 max
Bromide(calculated with NaBr %) 0.05 max
Sulphate(calculated with SO4 %) 0.01 max
Iron(Fe %) 0.0005 max
Arsenic(As %) 0.0002 max
Chloride and chlorate(with C1%) 0.05 max
Heavy metal(calculated with Pb %) 0.0005 max
Shape and Properties: This product is white crystal or powder, with density (7.5 degree /4 degree) 3.339 and melting point at 381 degree (decomposed). Its water solubility is 37.4g at 25 degree, 90.9g at 100 degree. It does not dissolve in alcohol.
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: 25kg or 50kg each, packed by cardboard buckets lined with polyethylene bag insde.
