Oxidizers & Peroxides
REACH
Potassium peroxymonosulfate
CAS Number
10058-23-8
EC Number
233-187-4
What is Potassium peroxymonosulfate?
Potassium peroxymonosulfate (CAS 10058-23-8), commercially recognized as Oxone, is a dry, stable oxidizing agent.
Where is Potassium peroxymonosulfate used?
- Water treatment: non-chlorine shock oxidizer for pools and municipal systems
- Electronics manufacturing: microetch and circuit board cleaner
- Personal care: denture cleansers and hair color activators
- Pulp, paper and textile processing: bleaching and biocidal treatment
- It selectively removes copper oxides and prepares surfaces for plating.
Good to know: Unlike liquid peroxide systems, it delivers controlled oxidation in solid form.
Commercial specifications
- Active oxygen content varies by specification
- Packaging from small drums to bulk quantities
Other Names (Synonyms)
monopotassium peroxymonosulfate|Potassium Hydrogen Peroxomonosulfate|potassium hydroxy sulfate|Potassium monopersulfate
What are the physical properties of Potassium peroxymonosulfate?
Density 1.15 g/cm3
Color White crystalline
Odor Odorless
Form powder
How is Potassium peroxymonosulfate classified and handled safely? Learn More
Danger
GHS03· Oxidizing GHS05· Corrosive GHS07· Irritant
Hazard Statements
H271 May cause fire or explosion; strong Oxidizer
H272 May intensify fire; oxidizer
H302 Harmful if swallowed
H314 Causes severe skin burns and eye damage
H318 Causes serious eye damage
H412 Harmful to aquatic life with long lasting effects
Precautionary Statements
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.
P264 Wash … thoroughly after handling.