Skip to content

Chromium (VI) trioxide

CAS 1333-82-0
5

Safety score · 0–100

Avoid

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

About

Chromium (vi) Trioxide is a cosmetic ingredient. Exercise caution due to limited available safety data.

Chromium (VI) compounds are classified as CMR substances (Carcinogenic, Mutagenic, and toxic to Reproduction) under EU Regulation 1223/2009 Annex II (entry 1434a/b). The extensive H-statements (H340 genetic damage, H350 carcinogenicity, H361 reproductive toxicity, H314 severe burns, H317/318 sensitisation) reflect the extreme hazard of this substance. There is no safe use concentration for CMR substances in cosmetic products placed on the EU market.

Known concerns

  • EU Annex II (CMR): PROHIBITED in all cosmetic products
  • H340/H350: genetic damage and known human carcinogen
  • H361: reproductive toxicity confirmed
  • H314: severe skin and eye burns
  • Strong oxidiser with fire risk (H272)

References

EU

EU CosIng database

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

Check your shelf

Find Chromium (VI) trioxide in your products.

Scan any cosmetic product with LuxSense to see if it contains Chromium (VI) trioxide 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.