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Trinickel tetrasulfide

CAS 12137-12-1
8

Safety score · 0–100

Avoid

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

Trinickel Tetrasulfide is a cosmetic ingredient. Exercise caution due to limited available safety data.

Trinickel tetrasulfide is an inorganic nickel sulfide classified as a skin sensitizer (H317), carcinogen (H350i), and respiratory sensitizer (H334). It falls under the EU REACH restriction for nickel and nickel compounds limiting these substances to 0.1% in mixtures for direct skin contact.

Known concerns

  • EU Annex I restricted inorganic nickel compound - nickel and nickel compounds
  • Carcinogenic (H350i) - nickel compounds are CLP classified carcinogens
  • Skin sensitizer (H317)
  • Respiratory sensitizer (H334)
  • REACH Annex XVII: max 0.1% nickel in articles for prolonged skin contact

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.