Sodium silicate, solution 20 %

Molecular formula:
Chemical compound:
sodium silicate solution
Common name:
liquid glass

Liquid glass is an aqueous alkaline solution of sodium and/or potassium silicates Na2O(SiO2)n or K2O(SiO2)n. It is available commercially as a thick liquid solution or in solid form. Liquid glass has many applications. It is used in construction to make concrete structures water- and moisture-resistant. Liquid glass impregnation helps prevent flammable materials such as fabrics, wood, and cardboard from catching fire. It is also often used to glue paper and cardboard.

Similar reagents

Experiments with similar reagents

Hazard information

Hazard statements

  • Causes severe skin burns and eye damage.
  • May cause respiratory irritation.
  • May be corrosive to metals.

Precautionary statements

  • Avoid breathing dust/fume/ gas/mist/vapours/spray.
  • Wear protective gloves/protective clothing/eye protection/face protection.
  • Immediately call a POISON CENTER/doctor.
  • IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do – continue rinsing.