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Solvent

NITROGEN

CAS 7727-37-9 Updated
95

Safety score · 0–100

Excellent

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

About

Nitrogen gas — the same inert gas that makes up 78% of air. Used as a propellant or to push out oxygen so formulas do not oxidize. Inert and skin-safe.

Skin benefits

  • Inert propellant and oxidation barrier
  • Keeps formulas fresh in airless packaging
  • Non-reactive with skin

Known concerns

  • Asphyxiation hazard in confined manufacturing only

References

EU

EU CosIng database

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

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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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.