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Hair Conditioning

SODIUM THIOCYANATE

CAS 540-72-7 Updated
30

Safety score · 0–100

Caution

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

About

An inorganic thiocyanate salt occasionally used as a hair-conditioning agent. Carries acute toxicity flags and thyroid-disruption concerns; cosmetic-grade use is hard to justify versus alternatives.

Function

HAIR CONDITIONING

Skin benefits

  • Niche hair-conditioning use
  • Some industrial applications

Known concerns

  • Acute oral toxicity (GHS H302/H332)
  • Can release toxic byproducts on heating or acid contact
  • Thyroid disruption with sustained exposure
  • Limited justification for cosmetic use

References

EU

EU CosIng database

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

Related hair conditionings

30
1-HEXYL 4,5-DIAMINO PYRAZOLE SULFATE
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1-NAPHTHOL
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6-AMINO-2,4-DICHLORO-M-CRESOL HCL
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6-AMINO-O-CRESOL
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CYSTEAMINE THIOGLYCOLATE
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LAURAMINE
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N,N-DIMETHYL 2,6-PYRIDINEDIAMINE HCL
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Thioglycolic acid esters
Hair Conditioning

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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.