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Sodium bromate
File:Sodium bromate.jpg
IUPAC name
Other names Sodium bromate(V)
Bromic acid, sodium salt
Identifiers
CAS number 7789-38-0 Yes check.svgY
PubChem 23668195
UN number 1494
RTECS number EF8750000
Properties
Molecular formula NaBrO3
Molar mass 150.89 g/mol
Appearance colorless or white solid
odorless
Density 3.339 g/cm3
Melting point

381 °C

Boiling point

1390 °C

Hazards
MSDS ICSC 0196
EU Index Not listed
Main hazards Oxidizing agent
NFPA 704
NFPA 704.svg
0
1
0
OX
Flash point 381 °C
Related compounds
Other anions Sodium chlorate
Sodium iodate
Other cations Potassium bromate
Related compounds Sodium bromide
Sodium hypobromite
Sodium bromite
 Yes check.svgY (what is this?)  (verify)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Sodium bromate (molecular formula NaBrO3) is a strong oxidant, mainly used in continuous or batch dyeing processes involving sulfur or vat dyes and as a hair-permagent, chemical agent, or gold solvent in gold mines when used with sodium bromide.


On 12 Jan 2010, a 40 foot shipping container with the substance was lost overboard and presumed sunk, during stormy seas 20 miles off the coast of Co.Waterford, Ireland. [1]


Synonyms: dyetone, neutralizer K 126, neutralizer K 140, neutralizer K 938

Reference

  1. ^ http://www.rte.ie/news/2010/0113/waterford.html

External links

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Simple English

Sodium bromate is a chemical compound. Its chemical formula is NaBrO3. It contains sodium and bromate ions.

Contents

Properties

Sodium bromate is a colorless solid. It is a strong oxidizing agent.

Preparation

Sodium bromate is made by reacting sodium hydroxide with bromic acid. It can also be made by electrolysis of a sodium bromide solution. It may be made by dissolving bromine in hot sodium hydroxide solution. This also makes sodium bromide.

Uses

It is used to dye hair. It is also used to dye other things. It can be used to dissolve gold.

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