SoleChem

Sodium bromate

CAS 7789-38-0
EC 232-160-4
Formula BrHO3.Na
MW 150.89 g/mol
Oxidizers & Peroxides Water TreatmentPulp & PaperTextile, Leather & PaperMining & Metals Preservation & BiocideBleaching & Whitening

Description

Sodium bromate (CAS 7789-38-0, NaBrO3) is an inorganic oxidizing salt with no assigned E-code for food applications. It is commercially available under trade designations including Neutralizer K 126, Neutralizer K 140, and Neutralizer K 938, and is classified under EC 232-160-4.

In textile and leather processing, sodium bromate acts as an oxidative neutralizer following reduction bleaching, reoxidizing dye intermediates to develop final color. In mining, it functions as a selective oxidant in gold and silver leaching circuits. Water treatment applications exploit its strong oxidizing potential to inactivate microbial contaminants and break down organic matter.

Sodium bromate is supplied as a technical-grade crystalline powder, with procurement governed by REACH Regulation (EC) No 1907/2006 and subject to classification under CLP as an oxidizing solid and acute toxin. Buyers should confirm SDS compliance and packaging specifications, typically 25 kg bags or fiber drums, with the supplying distributor.

Physical Properties

Melting Point 381 °C
Boiling Point 1390 °C
Density 3.339 g/cm³ @ Temp: 17.5 °C
Appearance Sodium bromate is a colorless or white crystalline solid. Odorless.
Color White
Form Powder/Solid
Water Solubility 364 g/L (20 ºC)
Vapor Pressure 1 mm Hg ( 806 °C)
Refractive Index 1.594
pH 5.0-9.0 (25℃, 50mg/mL in H2O)

Safety & Handling (Learn More)

Danger GHS03 GHS06 GHS07 GHS08
H
H271H272H301H302H315H319H320H335H336H341H350H351H370H373H402H412
P
P203P210P220P260P261P264P270P271P273P280P283P318P319P321P330P405P420P501P264+P265P301+P316P301+P317P302+P352P304+P340P306+P360P308+P316P332+P317P337+P317P362+P364P370+P378P403+P233P305+P351+P338P371+P380+P375

Trade & Regulatory

HS Code 28299000
UN Number 1494
ADR Class 5.1
Packing Group II
Storage Class 5.1A - Strongly oxidizing hazardous materials
WGK (Germany) 3

Other Names

NaBrO3sodium bromate(V)bromic acid, sodium saltBROMIDESODIUM BROMIDEbromatedesodiumBROMIDE STANDARD

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