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Sodium Metasilicate

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Sodium Metasilicate
Chemisches Produkt

Sodium Metasilicate

SummenformelNa2SiO3 CAS6834-92-0 Molekulargewicht122.06 g/mol g/mol
SynonymeDisodium Trioxosilicate, Water Glass
Safety & Hazards (GHS) Danger
Corrosive Corrosive Irritant Irritant Health hazard Health hazard

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Sodium Metasilicate is a white, crystalline, water-soluble compound widely used as a cleaning agent, corrosion inhibitor, and binding agent. It is known for its strong alkaline properties and excellent ability to break down grease, oils, and organic residues.
- Detergent & Cleaning Industry: Used in industrial and household cleaning formulations. - Water Treatment: Functions as a corrosion inhibitor in water systems. - Construction Industry: Used in cement and concrete mixtures to improve bonding. - Textile Industry: Employed in fabric processing and bleaching. - Pulp & Paper Industry: Aids in pulping and de-inking processes.
AppearanceWhite crystalline powder
OdorOdorless
Molecular FormulaNa2SiO3
Molecular Weight122.06 g/mol
Melting Point1089 °C
Density~2.61 g/cm³
SolubilitySoluble in water
pH (1% solution)12.0 - 13.5
Chemical StabilityStable under normal conditions
IUPAC Namedisodium;dioxido(oxo)silane
SummenformelNa2SiO3
Molekulargewicht122.06 g/mol g/mol
SMILES[O-][Si](=O)[O-].[Na+].[Na+]
InChIKeyNTHWMYGWWRZVTN-UHFFFAOYSA-N
  • H290 May be corrosive to metals
  • H302 Harmful if swallowed
  • H314 Causes severe skin burns and eye damage
  • H315 Causes skin irritation
  • H318 Causes serious eye damage
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation
  • H371 May cause damage to organs

⚠️ For information only; not a substitute for the official SDS.

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