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Banned Substance

Gases (petroleum), hydrogen-rich, if they contain > 0.1% w/w Butadiene

CAS 68477-97-4
2

Safety score · 0–100

Avoid

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

A hydrogen-rich refinery gas banned from EU cosmetics for butadiene content. Industrial process stream with no role in personal-care formulations.

Skin benefits

  • Not for cosmetic use

Known concerns

  • EU Annex II banned petroleum gas
  • Contains butadiene, IARC Group 1 carcinogen
  • Refinery process gas

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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Gases (petroleum), C1-5, wet, if they contain > 0.1% w/w Butadiene
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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.