Cheapest by volume
$82.76 per litre
Price per unit, converted to US dollars
At Lab Alley, United States
- Pack
- 4 litres for $331.05
- Grade
- Grade not stated · Solution 0.5% · packs of 1 to 25 litres
Sudan IV suppliers and prices
- Formula
- C24H20N4O
- CAS number
- 85-83-6
- Molar mass
- 380.40 g/mol
Smallest amount to spend
$10.40 for 100 millilitres
Total for one pack, in the store's own currency
At Wards Science, United States
- Works out at
- $104 per litre
- Grade
- Grade not stated · packs of 50 millilitres to 1 litre
6 offers from 3 stores · Prices checked October 28, 2026 · Prices run from $82.76 to $2.02 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
6 prices, cheapest first
| Store | Grade and pack | Price | Link |
|---|---|---|---|
| Lab AlleyUnited States | Grade not stated · Solution 0.5% · packs of 1 to 25 litres4 litres for $331.05 | $82.76 per litre | View at store |
| Wards ScienceUnited States | Grade not stated · packs of 50 millilitres to 1 litre100 millilitres for $10.40 | $104 per litre | View at store |
| Boreal ScienceCanada | Grade not stated · packs of 50 millilitres to 1 litre100 millilitres for 16.45 CAD | $118 per litre | View at store |
| Lab AlleyUnited States | Grade not stated · Solution 0.5% · packs of 50 millilitres to 1 litre500 millilitres for $77.75 | $156 per litre | View at store |
| Lab AlleyUnited States | Grade not stated · packs of 50 grams to 1 kilogram500 grams for $431.40 | $863 per kilogram | View at store |
| Lab AlleyUnited States | Grade not stated · packs of 10 to 50 grams25 grams for $50.47 | $2.02 per gram | View at store |
Making a solution?
Pick the strength and how much you need. We work out the grams of Sudan IV and what they cost at the cheapest store we track.
- You need
- 380 grams
- of Sudan IV, molar mass 380.40 g/mol
- That much costs
- $328.21
- $328.21 per litre of solution, at the lowest price per gram we found
Weigh it out, dissolve it in less water than you need, then top up to the full amount.
Bulk suppliers in the US
1 company makes or distributes it, as reported to the US Environmental Protection Agency in 2020 and 2024.
- Passaic Color & ChemicalMaker · New Jersey
Your company? List it free and get bulk buyer requests.
Similar chemicals
Sold by
Chemical identity
- Formula
- C24H20N4O
- Molar mass
- 380.40 g/mol
- CAS number
- 85-83-6
- InChIKey
- RCTGMCJBQGBLKT-UHFFFAOYSA-N
- Official record
- PubChem 62330
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.