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Chelating Agent

SODIUM OXALATE

CAS 62-76-0 Updated
35

Safety score · 0–100

Caution

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

About

The sodium salt of oxalic acid — a strong calcium-binding compound that is acutely toxic and restricted in the EU (Annex III, hair care only). Causes oxalate-related toxicity if absorbed; not for general cosmetic use.

Function

ANTICORROSIVECHELATING

Skin benefits

  • Strong calcium chelation
  • Used historically in some specialty formulations

Known concerns

  • EU Annex III/3 restriction — oxalic acid and salts limited
  • Acute oral toxicity (oxalate poisoning)
  • Forms insoluble calcium oxalate (kidney stone chemistry)
  • Skin and eye irritant

References

EU

EU CosIng database

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

Related chelating agents

35
SODIUM STANNATE
Chelating Agent
 35
TRIETHYLENETETRAMINE HCL
Chelating Agent
 38
DI-TEA-COCAMIDE DIACETATE
Chelating Agent
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OXYQUINOLINE SULFATE
Chelating Agent
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OXALIC ACID
Chelating Agent
 48
PHOSPHONOBUTANETRICARBOXYLIC ACID
Chelating Agent
 50
CYCLO PEG-6
Chelating Agent
 20
DIPOTASSIUM 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.