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pH Adjuster

SODIUM SILICATE

CAS 1344-09-8
55

Safety score · 0–100

Moderate

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

A strongly alkaline silicate (water glass) used as a pH adjuster. Skin and eye irritant per GHS. Acceptable at trace levels in rinse-off; not for leave-on use at meaningful concentrations.

Function

ANTICORROSIVEBUFFERING

Skin benefits

  • pH adjuster and buffering agent
  • Anti-corrosion in formulation
  • Functional building block in some cleansers

Known concerns

  • Strongly alkaline — irritating to skin and eyes
  • Skin/eye irritant per GHS
  • Not for leave-on use at meaningful levels

References

EU

EU CosIng database

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

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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Same plant / compound family

60
SODIUM SILICATE EXTRACT
pH Adjuster

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.