Chemical Name: Sodium Bromate
molecular formula:NaBrO3
molecular weight:150.9
CAS No.: 7789-38-0
H.S.CODE:2829.9000
1 Grades & Specifications
Appearance | white crystal or powder |
Assay | 99.5%Min |
Weight Loss on drying | 0.1% max |
Bromide | 0.05% max |
Sulphate (calculated with SO4)% | 0.01% max |
Iron (Fe) | 0.0005% max |
Arsenic (As) | 0.0002% max |
Chloride and chlorate | 0.05% max |
Heavy metal(Pb) | 0.0005% max |
Light absorbency(20% solution) | 0.12% max |
P.H Value (5w/v) | 5-7 |
2. Applications
2.1 mianly used as printing and dyeing auxiliary, hair-perm agent, chemical agent;
2.2 with soldium bromide, it is used as gold solvent in gold mines.
3. other properties
3.1 its density is 3.339(7.5℃/4℃) and melting point is 381℃(decomposed);
3.2 Its water solubility in water is37.4g at 25℃,90.9g at 100℃ and It dose not dissolve in alcohol;
3.3 It becomes flammable and may explode when mixed with sulphur, carbon and metal powder;
3.4 It reacts strongly with strong acid;
3.5 It burns when fricted or bumped;
3.6 This product is a strong oxidant with oxidizing grade 5.1.
4. Packages
Usually use 50Kg Paper Drums.