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Colorant

HC VIOLET NO. 2

CAS 104226-19-9
38

Safety score · 0–100

Caution

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

A semi-permanent violet hair dye. EU-reviewed with a sensitization warning (H317) and aquatic toxicity (H412), so it has a regulatory use cap and patch-testing is advised for hair-dye allergies.

Function

HAIR DYEING

Skin benefits

  • Semi-permanent violet hair colorant
  • Direct dye, no oxidation needed
  • Used at low % in hair color

Known concerns

  • May cause allergic skin reactions (H317)
  • Harmful to aquatic life with long lasting effects (H412)
  • SCCS-reviewed direct hair dye — usage cap applies
  • Strong potential staining

References

EU

EU CosIng database

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

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Same plant / compound family

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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.