Potassium water glass

Potassium water glass, also known as potassium silicate, is a chemical compound from the group of potassium compounds and silicates. It is used, among other things, as a binder and adhesive for mineral paints and plasters, refractory mortar and building materials, in textile treatment, in cleaning agents and detergents, in cosmetic products and in so-called plant fortifiers in organic agriculture.


  • sinasol® G-K
  • Potassium Silicate

General information:

CAS number 1312-76-1
EC no: 215-199-1
REACH Registration No. 01-2119456888-17
MATSEN Article no. 1451
Sum formula: K2OxSiO2
Available packaging loose
Aggregate state solid
Form lumps, shards
Colour light blue, light green
Odour characteristic
Boiling point no data available
Melting point >100°C

Safety data sheet and specifications