Cheapest by volume
$123 per litre
Price per unit, converted to US dollars
At Lab Alley, United States
- Pack
- 4 litres for $490.09
- Grade
- Grade not stated · Solution · packs of 1 to 25 litres
Cheapest by volume
$123 per litre
Price per unit, converted to US dollars
At Lab Alley, United States
Smallest amount to spend
$50.47 for 25 grams
Total for one pack, in the store's own currency
At Lab Alley, United States
10 offers from 3 stores · Prices checked October 28, 2026 · Prices run from $123 to $10.09 per litre, because a bigger pack costs less per litre.
Liquids switch to the matching volume: microlitre, millilitre, litre, fluid ounce or US gallon.
10 prices, cheapest first
| Store | Grade and pack | Price | Link |
|---|---|---|---|
| Lab AlleyUnited States | Grade not stated · Solution · packs of 1 to 25 litres4 litres for $490.09 | $123 per litre | View at store |
| Lab AlleyUnited States | Grade not stated · Solution · packs of 50 millilitres to 1 litre500 millilitres for $118.99 | $238 per litre | View at store |
| Science CompanyUnited States | Grade not stated · packs of 50 grams to 1 kilogram500 grams for $129.95 | $260 per kilogram | View at store |
| Lab AlleyUnited States | ACS grade · packs of 1 to 25 kilograms2.5 kilograms for $1,011.80 | $405 per kilogram | View at store |
| Lab DepotUnited States | ACS grade · packs of 1 to 25 kilograms12 kilograms for $8,384.35 | $699 per kilogram | View at store |
| Lab AlleyUnited States | ACS grade · packs of 50 grams to 1 kilogram500 grams for $350.89 | $702 per kilogram | View at store |
| Lab DepotUnited States | ACS grade · packs of 50 grams to 1 kilogram500 grams for $724.30 | $1,449 per kilogram | View at store |
| Lab AlleyUnited States | ACS grade · packs of 10 to 50 grams25 grams for $50.47 | $2.02 per gram | View at store |
| Lab DepotUnited States | ACS grade · packs of 10 to 50 grams25 grams for $139.88 | $5.60 per gram | View at store |
| Lab AlleyUnited States | ACS grade · packs of 2 to 10 grams5 grams for $50.47 | $10.09 per gram | View at store |
Pick the strength and how much you need. We work out the grams of Potassium Iodate 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.
1 company makes or distributes it, as reported to the US Environmental Protection Agency in 2020.
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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.