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Trinickel bis(arsenite)

CAS 74646-29-0
8

Safety score · 0–100

Avoid

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

About

Trinickel Bis(arsenite) is a cosmetic ingredient used in product formulations. Exercise caution due to limited available safety data.

Trinickel bis(arsenite) is an inorganic arsenic-nickel coordination compound. It is classified as a CMR Category 1B substance under EU Regulation 1272/2008 (CLH) and is listed on EU Annex II (list of substances prohibited in cosmetic products), making its use in any cosmetic formulation illegal within the EU. It also presents severe aquatic toxicity hazards.

Known concerns

  • CMR Category 1B - Carcinogenic, Mutagenic, Reprotoxic
  • Contains arsenic - banned in cosmetic products in EU
  • EU Annex II prohibited substance (arsenic compounds)
  • Very toxic to aquatic life

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 — always read the physical product label and consult a healthcare professional for personal concerns.