Skip to content

Antimicrobial

POTASSIUM CHLORATE

CAS 3811-04-9 Updated
8

Safety score · 0–100

Avoid

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

Potassium chlorate — a powerful chemical oxidiser once used in old-fashioned mouthwashes. It is hazardous, obsolete in modern cosmetics, and modern regulations treat it as inappropriate for skin contact.

Function

OXIDISING

Skin benefits

  • Historic dental whitening / mouthwash use
  • Strong oxidiser
  • Now essentially obsolete in cosmetics

Known concerns

  • Strong oxidiser — fire/explosion hazard (H271)
  • Harmful if swallowed (H302) and toxic by inhalation
  • Cosmetic-inappropriate chemistry — modern formulations avoid it
  • Listed historic concern; legacy ingredient only

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related antimicrobials

8
PYRETHRINS
Antimicrobial
 8
SILVER BICARBONATE
Antimicrobial
 8
Sulfacetamide sodium
Antimicrobial
 10
1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea (13)
Antimicrobial
 5
CITRUS LIMON CALLUS CULTURE EXTRACT
Antimicrobial
 5
Chlorine
Antimicrobial
 5
FLUOROSALAN
Antimicrobial
 5
HEXACHLOROPHENE
Antimicrobial

Check your shelf

Find POTASSIUM CHLORATE in your products.

Scan any cosmetic product with LuxSense to see if it contains POTASSIUM CHLORATE and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.