Cheapest by weight
$1,137 per kilogram
Price per unit, converted to US dollars
At Lab Depot, United States
- Pack
- 500 grams for $568.39
- Grade
- ACS grade · packs of 50 grams to 1 kilogram
Sulfanilic Acid suppliers and prices
- Formula
- C6H7NO3S
- CAS number
- 121-57-3
- Molar mass
- 173.19 g/mol
Smallest amount to spend
$92.29 for 25 grams
Total for one pack, in the store's own currency
At Lab Depot, United States
- Works out at
- $3.69 per gram
- Grade
- ACS grade · packs of 10 to 50 grams
3 offers from 2 stores · Prices checked October 28, 2026 · Prices run from $1,137 to $3.69 per kilogram, because a bigger pack costs less per kilogram.
Show prices per
Every price we found
3 prices, cheapest first
| Store | Grade and pack | Price | Link |
|---|---|---|---|
| Lab DepotUnited States | ACS grade · packs of 50 grams to 1 kilogram500 grams for $568.39 | $1,137 per kilogram | View at store |
| Lab AlleyUnited States | Grade not stated · packs of 50 grams to 1 kilogram100 grams for $135.79 | $1,358 per kilogram | View at store |
| Lab DepotUnited States | ACS grade · packs of 10 to 50 grams25 grams for $92.29 | $3.69 per gram | View at store |
Making a solution?
Pick the strength and how much you need. We work out the grams of Sulfanilic Acid and what they cost at the cheapest store we track.
- You need
- 173 grams
- of Sulfanilic Acid, molar mass 173.19 g/mol
- That much costs
- $196.88
- $196.88 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
2 companies make or distribute it, as reported to the US Environmental Protection Agency in 2020 and 2024.
- Nation Ford ChemicalMaker · South Carolina
- ArchromaDistributor · North Carolina · last reported 2020
Your company? List it free and get bulk buyer requests.
Similar chemicals
Sold by
Chemical identity
- Formula
- C6H7NO3S
- Molar mass
- 173.19 g/mol
- CAS number
- 121-57-3
- InChIKey
- HVBSAKJJOYLTQU-UHFFFAOYSA-N
- Official record
- PubChem 8479
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.