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Surfactant

POTASSIUM TOLUENESULFONATE

CAS 16106-44-8 Updated
78

Safety score · 0–100

Fine

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

About

A water-soluble sulfonate hydrotrope used to keep cleansers clear and stable. Closely related to cumenesulfonate, with the same low-hazard profile and wide use as a workhorse formulation aid in shampoos and body washes.

Function

SURFACTANT - HYDROTROPESURFACTANT - CLEANSING

Skin benefits

  • Effective hydrotrope improving surfactant solubility
  • Reduces formulation cloudiness
  • Compatible with both anionic and nonionic systems
  • Low sensitization profile

Known concerns

  • Mild eye irritation at higher %
  • Aromatic sulfonate environmental load
  • Primarily a processing aid

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.