Sodium metasilicate

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Description

White, crystalline powder or solid. Sodium metasilicate is the dry form of sodium silicate. It is used in detergents and cleaning products.

Risks

  • Noncombustible.
  • Highly corrosive.
  • Reacts with moisture.
  • Contact causes burns.
  • Gelest: SDS

Physical and Chemical Properties

Soluble in water (pH =12.6 for 1% solution). Insoluble in ethanol, acids, salt solutions.

Composition Na2SiO3
CAS 6834-92-0
Melting Point 1089 C
Density 2.614 g/ml
Molecular Weight mol. wt. = 122.1

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