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pH Adjuster

SODIUM METASILICATE

CAS 6834-92-0 Updated
28

Safety score · 0–100

Caution

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

About

Sodium metasilicate — a strong alkaline industrial cleaner ingredient. It's corrosive to skin and eyes and isn't appropriate for leave-on cosmetics.

Function

ANTICORROSIVEBUFFERINGCHELATING

Skin benefits

  • Strong alkaline buffer used in cleaners and detergents
  • Builder/sequestrant in laundry products
  • Stable dry powder

Known concerns

  • Highly alkaline — corrosive to skin and eyes (H314)
  • Causes serious skin burns
  • Not appropriate for leave-on cosmetics
  • Restricted to industrial/cleaning use

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.