Overview
Potassium chlorate (CAS 3811-04-9 ), also known commercially as Potcrate, is an inorganic oxidizing salt used industrially as a bleaching and whitening agent.
It delivers controlled oxidative action across several process-intensive industries where consistent, repeatable bleaching performance is required for high-quality manufacturing.
In textile processing, it is applied in bleaching baths to whiten natural fibers such as cotton and linen ahead of dyeing or finishing to ensure color consistency.
Paper and pulp manufacturers use it to brighten cellulose materials, improving the optical quality of finished paper products and enhancing the overall brightness of the stock.
In leather processing, it supports oxidative treatments that prepare hides for uniform dyeing by removing natural pigmentation and ensuring a smooth, even surface finish.
Printing and packaging operations use it in substrate preparation where consistent surface whiteness is critical to print fidelity and color accuracy for commercial brands.
Potassium chlorate is supplied as a white crystalline powder or granules. Technical grade is the standard commercial form for industrial bleaching and oxidation applications.
It is available in bulk quantities and packaged formats, with supply typically governed by regulatory controls due to its classification as a strong oxidizer in transit.
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Safety & Handling
Danger GHS03 GHS06 GHS07 GHS09 GHS08 Hazard Statements H271 May cause fire or explosion; strong Oxidizer [Danger Oxidizing liquids; Oxidizing solids] H301 Toxic if swallowed [Danger Acute toxicity, oral] H302 Harmful if swallowed [Warning Acute toxicity, oral] H401 Toxic to aquatic life [Hazardous to the aquatic environment, acute hazard] H411 Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard] H272 May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids] H316 Causes mild skin irritation [Warning Skin corrosion/irritation] H320 Causes eye irritation [Warning Serious eye damage/eye irritation] H335 May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation] H371 May cause damage to organs [Warning Specific target organ toxicity, single exposure] H332 Harmful if inhaled [Warning Acute toxicity, inhalation]
Other Names
Related Products
Chemical Properties
- CAS Number
- 3811-04-9
- EC Number
- 223-289-7
- Mol. Weight
- 122.55
- Category
- Salts & Minerals