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Colorant

ACID BLACK 52

CAS 5610-64-0 Updated
35

Safety score · 0–100

Caution

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

About

A dark hair-dye colourant containing chromium. PubChem flags skin sensitisation and very high aquatic toxicity, and EU regulators restrict it to professional hair dye use.

Function

HAIR DYEING

Skin benefits

  • Provides dark colour in hair dyes
  • Functions in oxidative colour systems

Known concerns

  • GHS H317 sensitiser, H400/H410 aquatic toxicity
  • Azo/chromium-class colourant concern
  • Restricted hair dye in EU

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.