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Chelating Agent

OXALIC ACID

CAS 144-62-7 Updated
25

Safety score · 0–100

Caution

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

About

A small dicarboxylic acid that is acutely toxic, corrosive at higher strengths, and binds calcium systemically. Carries EU CLP acute-toxicity classifications; not appropriate as a free acid in modern cosmetics.

Function

CHELATING

Skin benefits

  • Chelating function only

Known concerns

  • EU CLP Acute Tox. 4 oral/dermal
  • Skin/eye corrosivity at higher %
  • Calcium-binding systemic toxicity
  • Strict cosmetic limits

References

EU

EU CosIng database

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

Related chelating agents

20
DIPOTASSIUM OXALATE
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SODIUM OXALATE
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SODIUM STANNATE
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TRIETHYLENETETRAMINE HCL
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DI-TEA-COCAMIDE DIACETATE
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OXYQUINOLINE SULFATE
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TRISODIUM NTA
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 48
PHOSPHONOBUTANETRICARBOXYLIC ACID
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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.