Cheapest by volume
$3.76 per litre
Price per unit, converted to US dollars
At Lab Alley, United States
- Pack
- 1,022 litres for $3,847.81
- Grade
- Laboratory grade · Solution 70% · packs of 25 litres and up
Cheapest by volume
$3.76 per litre
Price per unit, converted to US dollars
At Lab Alley, United States
Smallest amount to spend
5.90 GBP for 1 kilogram
Total for one pack, in the store's own currency
At The Soap Kitchen, United Kingdom
36 offers from 5 stores · Prices checked October 28, 2026 · Prices run from $3.76 to $253 per litre, because a bigger pack costs less per litre.
Liquids switch to the matching volume: microlitre, millilitre, litre, fluid ounce or US gallon.
37 prices, cheapest first
| Store | Grade and pack | Price | Link |
|---|---|---|---|
| Lab AlleyUnited States | Laboratory grade · Solution 70% · packs of 25 litres and up1,022 litres for $3,847.81 | $3.76 per litre | View at store |
| Lab AlleyUnited States | USP grade · Solution 70% · packs of 25 litres and up1,022 litres for $3,983.24 | $3.90 per litre | View at store |
| Lab AlleyUnited States | Laboratory grade · packs of 25 litres and up1,041 litres for $4,148.66 | $3.99 per litre | View at store |
| Lab AlleyUnited States | Laboratory grade · Solution 91% · packs of 25 litres and up1,022 litres for $4,148.66 | $4.06 per litre | View at store |
| Lab AlleyUnited States | USP grade · packs of 25 litres and up208 litres for $1,008.72 | $4.85 per litre | View at store |
| Lab AlleyUnited States | USP grade · Solution 91% · packs of 25 litres and up208 litres for $1,186.05 | $5.70 per litre | View at store |
| Lab AlleyUnited States | ACS grade · packs of 25 litres and up208 litres for $1,512.92 | $7.27 per litre | View at store |
| Science CompanyUnited States | Technical grade · packs of 1 to 25 litres18.9 litres for $139.00 | $7.34 per litre | View at store |
| The Soap KitchenUnited Kingdom | Grade not stated · packs of 1 to 25 kilograms1 kilogram for 5.90 GBP | $7.86 per kilogram | View at store |
| Lab AlleyUnited States | Laboratory grade · Solution 70% · packs of 1 to 25 litres18.9 litres for $169.23 | $8.94 per litre | View at store |
| Lab AlleyUnited States | Laboratory grade · packs of 1 to 25 litres18.9 litres for $189.89 | $10.03 per litre | View at store |
| Lab AlleyUnited States | Laboratory grade · Solution 91% · packs of 1 to 25 litres18.9 litres for $189.89 | $10.03 per litre | View at store |
| GFS ChemicalsUnited States | Grade not stated · Solution 70% · packs of 1 to 25 litres20 litres for $216.72 | $10.84 per litre | View at store |
| Lab AlleyUnited States | USP grade · Solution 70% · packs of 1 to 25 litres18.9 litres for $228.48 | $12.07 per litre | View at store |
| Lab AlleyUnited States | Electronic grade · packs of 25 litres and up208 litres for $2,585.01 | $12.42 per litre | View at store |
| Science CompanyUnited States | ACS grade · packs of 1 to 25 litres18.9 litres for $269.00 | $14.21 per litre | View at store |
| Lab AlleyUnited States | ACS grade · packs of 1 to 25 litres18.9 litres for $274.37 | $14.50 per litre | View at store |
| Lab AlleyUnited States | USP grade · Solution 91% · packs of 1 to 25 litres18.9 litres for $287.13 | $15.17 per litre | View at store |
| Lab AlleyUnited States | USP grade · packs of 1 to 25 litres18.9 litres for $295.15 | $15.59 per litre | View at store |
| Lab AlleyUnited States | Electronic grade · packs of 1 to 25 litres18.9 litres for $445.57 | $23.54 per litre | View at store |
| Science CompanyUnited States | HPLC grade · packs of 1 to 25 litres4 litres for $99.95 | $24.99 per litre | View at store |
| Science CompanyUnited States | USP grade · packs of 1 to 25 litres4 litres for $99.95 | $24.99 per litre | View at store |
| Lab DepotUnited States | ACS grade · packs of 1 to 25 litres20 litres for $574.28 | $28.71 per litre | View at store |
| Lab AlleyUnited States | HPLC grade · packs of 1 to 25 litres15.1 litres for $480.90 | $31.76 per litre | View at store |
| GFS ChemicalsUnited States | HPLC grade · packs of 1 to 25 litres16 litres for $528.92 | $33.06 per litre | View at store |
| Lab DepotUnited States | Food grade · packs of 1 to 25 litres20 litres for $874.43 | $43.72 per litre | View at store |
| Science CompanyUnited States | ACS grade · packs of 50 grams to 1 kilogram454 grams for $21.95 | $48.39 per kilogram | View at store |
| Lab AlleyUnited States | Laboratory grade · packs of 50 millilitres to 1 litre500 millilitres for $56.30 | $113 per litre | View at store |
| Lab AlleyUnited States | Laboratory grade · Solution 70% · packs of 50 millilitres to 1 litre500 millilitres for $56.30 | $113 per litre | View at store |
| Lab AlleyUnited States | Laboratory grade · Solution 91% · packs of 50 millilitres to 1 litre500 millilitres for $56.30 | $113 per litre | View at store |
| Lab AlleyUnited States | USP grade · packs of 50 millilitres to 1 litre500 millilitres for $57.19 | $114 per litre | View at store |
| Lab AlleyUnited States | USP grade · Solution 70% · packs of 50 millilitres to 1 litre500 millilitres for $57.19 | $114 per litre | View at store |
| Lab AlleyUnited States | USP grade · Solution 91% · packs of 50 millilitres to 1 litre500 millilitres for $57.19 | $114 per litre | View at store |
| Lab AlleyUnited States | ACS grade · packs of 50 millilitres to 1 litre500 millilitres for $66.96 | $134 per litre | View at store |
| Lab AlleyUnited States | Electronic grade · packs of 50 millilitres to 1 litre500 millilitres for $81.83 | $164 per litre | View at store |
| Lab DepotUnited States | ACS grade · packs of 50 millilitres to 1 litre500 millilitres for $84.69 | $169 per litre | View at store |
| Lab DepotUnited States | Food grade · packs of 50 millilitres to 1 litre500 millilitres for $126.45 | $253 per litre | View at store |
Pick the strength and how much you need. We work out the grams of Isopropanol and what they cost at the cheapest store we track.
Weigh it out, dissolve it in less water than you need, then top up to the full amount.
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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.