Potassium bromate

CAS Number
7758-01-2
EC Number
231-829-8
Chemical Formula
BrHO3.K
Molecular Weight
167.00 g/mol

Description

Potassium bromate (CAS 7758-01-2), also known as E924, is an inorganic oxidizing salt used commercially as a flour treatment agent and chemical oxidizer. It strengthens dough structure in baking and supports oxidation processes in industrial applications. In commercial baking, E924 acts as a dough conditioner that improves gluten network development, resulting in greater loaf volume and a finer crumb structure in bread production. It is also evaluated as a flour bleaching and maturing agent.

This chemical accelerates the aging process that would otherwise require extended storage time. In water treatment, potassium bromate appears as a disinfection byproduct of ozone treatment and is monitored as a regulated contaminant. This makes it highly relevant to water quality testing and compliance workflows. Analytical and reference-grade material is sourced by QA laboratories for method validation and standard preparation in food and water testing programs.

Potassium bromate is supplied as a white crystalline powder or granular solid. Technical and reagent grades are the most commonly available, with food-grade material historically supplied to markets where flour treatment use remains permitted. Packaging typically ranges from small laboratory quantities to bulk industrial volumes depending on end-use requirements. Our material meets rigorous specifications for purity and consistency across various industrial and laboratory applications.

Other Names (Synonyms)

potassium trioxobromate|E924|Bromic acid, potassium salt|04MB35W6ZA|RefChem:175433|Bromic acid, potassium salt (1:1)

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 350 °C
Density 3.34 g/cm³
Appearance Potassium bromate is a white crystalline solid.
Color White crystals or granules
Form Powder/Solid
Water Solubility 70 g/L (20 ºC)
pH 5.0-9.0 (25℃, 50mg/mL in H2O)

Documentation

Safety & Handling Learn More

Danger
GHS03· Oxidizing GHS06· Toxic GHS08· Health Hazard GHS07· Irritant

Hazard Statements

H271 May cause fire or explosion; strong Oxidizer
H272 May intensify fire; oxidizer
H301 Toxic if swallowed
H302 Harmful if swallowed

Precautionary Statements

P203 Obtain, consult and follow expert instructions for use.
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P220 Keep away from clothing and other combustible materials.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.

Trade & Regulatory

HS Code 28299000
UN Number 1484
ADR Class 5.1
Packing Group II
Storage Class 5.1A - Strongly oxidizing hazardous materials
WGK (Germany) 3
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