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4,4'-Bi-o-toluidine sulphate

CAS 74753-18-7
12

Safety score · 0–100

Avoid

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

Bi-o-toluidine sulphate is a cosmetic ingredient used in product formulations. Its specific function may vary between products. Exercise caution due to limited available safety data.

This biaryl amine sulphate is listed on the EU Cosmetics Regulation Annex II (banned substances) due to its carcinogenic classification. The compound exhibits acute aquatic toxicity (H411) and is regulated as a Category 1B carcinogen under CLP. Its use in cosmetic products is prohibited regardless of concentration.

Known concerns

  • Suspected carcinogen (H350)
  • Acute aquatic toxicity (H411)
  • Harmful if swallowed (H302)
  • EU Annex II banned substance

References

EU

EU CosIng database

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

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