Model 7789-38-0 uses pharmaceutical grade level
Content 99 (%) CAS No. 7789-38-0

English name: sodium bromate
CAS No. :7789 -38-0
EINECS No. :232 -160-4
Molecular formula: NaBrO3
MW: 150.89
Physical and chemical properties of white or colorless cubic crystal or crystalline particles. Melting point 381 ℃, relative density
3.339 (17.5 ℃), Solubility soluble in water, 0 ℃ to 27.5g/100ml water solubility, 100 ℃
When the solubility of 90.9g/100ml water. Insoluble in alcohol. Usage main purposes: for analysis reagents and oxidants, perming agents, sodium bromide mixed with the solvent used for gold
AR, CP
Q / (HG) SJ 446-91
Chemically pure AR project Item
                                                                                                (AR) (CP)
Content (NaBrO3) Assay,% ≥ 98.5 98.5
pH (50g / L solution, 25 ℃) pH of water solution 5.0-7.0 5.0-7.0
Water insoluble Insiluble matter in water,% ≤ 0.005 0.02
Chloride and chlorate (Cl) Chloride
and Chlorate,% ≤ 0.05 0.1
Bromide (Br) Bromaide,% ≤ 0.02 0.04
Sulfate (SO4) Sulfate,% ≤ 0.005 0.01
Iron (Fe) Iron,% ≤ 0.0005 0.001
Heavy metal (Pb) Heavy metals,% ≤ 0.001 0.001
Use 1 for the capacity analysis can also be used as oxidant
Use 2 for the capacity analysis, can be used as oxidants
Uses 3 auxiliaries, daily chemicals in perm agent, chemical reagents, cleaning agents
Use 4 as oxidant, perming agents, wool finishing agent, also used for extraction and purification of precious metals
Use 5 for the preparation of inorganic chemical products, mainly, phenols determination of chemical reagents. Also used as oxidant, bromine occurred laboratory agents, cosmetics, cold perm agents. Finishing agent for wool industry, but also for expensive, heavy metals extraction and purification.