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Chelating Agent

PENTASODIUM ETHYLENEDIAMINE TETRAMETHYLENE PHOSPHONATE

CAS 7651-99-2 Updated
65

Safety score · 0–100

Fine

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

About

A phosphonate chelator (EDTMP pentasodium) that locks up metal ions to stabilize formulas. Effective at low %; the main caveat is environmental persistence.

Function

CHELATING, VISCOSITY CONTROLLING

Skin benefits

  • Strong chelating agent
  • Improves preservative efficacy
  • Stabilizes formulations

Known concerns

  • Phosphonate environmental persistence
  • Eye irritation potential
  • Limited large-scale CIR review

References

EU

EU CosIng database

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

Related chelating agents

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IRON PICOLINATE
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METHYL CARBOXYMETHYLPHENYL AMINOCARBOXYPROPYLPHOSPHONATE
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PENTAPOTASSIUM TRIPHOSPHATE
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POTASSIUM EDTMP
Chelating Agent
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SODIUM GLYCERETH-1 POLYPHOSPHATE
Chelating Agent
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TEA-POLYPHOSPHATE
Chelating Agent
 67
DIETHYL OXALATE
Chelating Agent

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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.