A note to our European Union customers
International shipping is currently disabled due to ongoing issues resulting from Brexit
and changes with customs procedures. Please note, once resumed, international shipments will
be subject to VAT and duties and orders can only be placed in acceptance of this.
Northern Ireland
We will only be able to ship to Northern Ireland where a Royal Mail postal option has been chosen.
Other UK orders are unaffected
This message also applies to the below postcode areas.
AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE
Price: £8.95
Stock Availability:
Compare all Pack Sizes
Sodium metasilicate is the chemical substance with formula Na
2SiO
3, which is the main component of commercial sodium silicate solutions.
Molecular Formula: Na2O3Si
Molecular Weight: 122.06 g/mol
Melting Point: 1090°C
Density at 20°C (g/cm3): 2.61
pH (1% soln 20°C): 12.5
Silicon Dioxide: 45.0-47.0%
Sodium Oxide: 49.5-51.5%
Hazard Class: 8
Packing Group: 3
Hazard Phrases: May be corrosive to metals. Causes severe skin burns and eye damage. May cause respiratory irritation.
Prec Phrases: Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician.
We can also accept a bank transfer (UK Only)