ChemicalSuppliers

Sodium Silicate suppliers and prices

Formula
Na2O3Si
CAS number
1344-09-8
Molar mass
122.06 g/mol

Cheapest by volume

$6.43 per litre

Price per unit, converted to US dollars

At Lab Alley, United States

Pack
208 litres for $1,339.50
Grade
Grade not stated · Solution · packs of 25 litres and up
View at Lab Alley

Smallest amount to spend

$14.95 for 473 millilitres

Total for one pack, in the store's own currency

At Science Company, United States

Works out at
$31.59 per litre
Grade
Grade not stated · Solution · packs of 50 millilitres to 1 litre
View at Science Company

9 offers from 3 stores · Prices checked October 28, 2026 · Prices run from $6.43 to $127 per litre, because a bigger pack costs less per litre.

Show prices per

Liquids switch to the matching volume: microlitre, millilitre, litre, fluid ounce or US gallon.

Every price we found

9 prices, cheapest first

StoreGrade and packPriceLink
Lab AlleyUnited StatesLowest price Grade not stated · Solution · packs of 25 litres and up208 litres for $1,339.50 $6.43 per litre View at store
Science CompanyUnited States Grade not stated · Solution · packs of 1 to 25 litres18.9 litres for $149.95 $7.92 per litre View at store
Lab AlleyUnited States Grade not stated · Solution · packs of 1 to 25 litres18.9 litres for $163.76 $8.65 per litre View at store
Science CompanyUnited States Grade not stated · Solution · packs of 50 millilitres to 1 litre473 millilitres for $14.95 $31.59 per litre View at store
Lab DepotUnited States Grade not stated · packs of 1 to 25 kilograms12 kilograms for $739.45 $61.62 per kilogram View at store
Lab AlleyUnited States Laboratory grade · packs of 1 to 25 kilograms12 kilograms for $749.83 $62.49 per kilogram View at store
Lab AlleyUnited States Grade not stated · Solution · packs of 50 millilitres to 1 litre500 millilitres for $49.48 $98.96 per litre View at store
Lab AlleyUnited States Grade not stated · packs of 50 grams to 1 kilogram500 grams for $50.47 $101 per kilogram View at store
Lab AlleyUnited States Laboratory grade · packs of 50 grams to 1 kilogram500 grams for $63.69 $127 per kilogram View at store

Making a solution?

Pick the strength and how much you need. We work out the grams of Sodium Silicate and what they cost at the cheapest store we track.

You need
122 grams
of Sodium Silicate, molar mass 122.06 g/mol
That much costs
$7.63
$7.63 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it
$50.47
1 pack of 500 grams at Lab Alley
View at Lab Alley

Weigh it out, dissolve it in less water than you need, then top up to the full amount.

Bulk suppliers in the US

28 companies make or distribute it, as reported to the US Environmental Protection Agency in 2020 and 2024.

Your company? List it free and get bulk buyer requests.

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Chemical identity

Formula
Na2O3Si
Molar mass
122.06 g/mol
CAS number
1344-09-8
InChIKey
NTHWMYGWWRZVTN-UHFFFAOYSA-N
Official record
PubChem 23266

How we compare: each store's own price, turned into US dollars at European Central Bank rates of 2026-10-29, then divided by the pack size. Shipping and tax are not included.