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pH Adjuster

SODIUM ESYLATE

CAS 5324-47-0 Updated
45

Safety score · 0–100

Moderate

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

About

A sodium ethanesulfonate salt used as a pH adjuster. Carries GHS skin, eye, and respiratory irritation hazard codes — needs careful dilution control to be safe in finished products.

Function

BUFFERING

Skin benefits

  • pH-adjusting sodium salt for cosmetic formulations
  • Useful as a buffering counterion

Known concerns

  • GHS H315 skin irritation
  • H319 serious eye irritation
  • H335 respiratory irritation
  • Requires careful handling and dilution control
  • Limited cosmetic-specific dossier

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.