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pH Adjuster

BIS-HYDROXYETHYL TROMETHAMINE

CAS 6976-37-0
50

Safety score · 0–100

Moderate

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

A bis-hydroxyethyl tromethamine derivative used as a pH adjuster and buffer. PubChem reports skin and eye irritation hazards — used at low buffer levels in finished cosmetics.

Function

BUFFERING

Skin benefits

  • pH buffering
  • Chelation support
  • Formula stability

Known concerns

  • GHS H318 serious eye damage
  • H315 skin irritation
  • H335 respiratory irritation

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, so always read the physical product label and consult a healthcare professional for personal concerns.