Thiosulfuric Acid suppliers and prices

Formula: H₂O₃S₂
CAS number: 13686-28-7
Molar mass: 114.15 g/mol

Found at 1 store we track

$5.90 per kilogram

Price per unit, converted to US dollars

At CymitQuimica, ES

Pack: 25 kilograms for 132.00 EUR
Grade: Grade not stated · packs of 25 kilograms and up

View at CymitQuimica

Smallest amount to spend

28.00 EUR for 500 grams

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

At CymitQuimica, ES

Works out at: $62.56 per kilogram
Grade: Grade not stated · packs of 50 grams to 1 kilogram

View at CymitQuimica

3 offers from 1 store · Prices checked October 28, 2026 · Prices run from $5.90 to $62.56 per kilogram, because a bigger pack costs less per kilogram.

Only one store we read sells Thiosulfuric Acid so far. Sell it, or know a store that does? Tell us.

Show prices per

Every price we found

3 prices, cheapest first

Store	Grade and pack	Price	Link
CymitQuimicaESLowest price	Grade not stated · packs of 25 kilograms and up25 kilograms for 132.00 EUR	$5.90 per kilogram	View at store
CymitQuimicaES	Grade not stated · packs of 1 to 25 kilograms10 kilograms for 86.00 EUR	$9.61 per kilogram	View at store
CymitQuimicaES	Grade not stated · packs of 50 grams to 1 kilogram500 grams for 28.00 EUR	$62.56 per kilogram	View at store

Cite these pricesA ready sentence and reference for your report

For your report

As of October 28, 2026, the lowest store price for thiosulfuric acid was $5.90 per kilogram, converted to US dollars: 25 kilograms for 132.00 EUR at CymitQuimica.

Reference

APA, 7th edition

ChemicalSuppliers.com. (2026, October 28). Thiosulfuric acid suppliers and prices. Retrieved October 30, 2026, from https://www.chemicalsuppliers.com/thiosulfuric-acid/

ACS

Thiosulfuric Acid Suppliers and Prices. ChemicalSuppliers.com, October 28, 2026. https://www.chemicalsuppliers.com/thiosulfuric-acid/ (accessed 2026-10-30).

BibTeX

@misc{chemicalsuppliers-thiosulfuric-acid,
  author  = {{ChemicalSuppliers.com}},
  title   = {{Thiosulfuric acid} suppliers and prices},
  year    = {2026},
  date    = {2026-10-28},
  url     = {https://www.chemicalsuppliers.com/thiosulfuric-acid/},
  urldate = {2026-10-30},
  note    = {Prices checked October 28, 2026}
}

Prices change every day, so each line carries the date they were checked.

Making a solution?

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

Strength

Amount of solution

You need: 114 grams; of Thiosulfuric Acid, molar mass 114.15 g/mol
That much costs: $0.67; $0.67 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it: $31.28; 1 pack of 500 grams at CymitQuimica; View at CymitQuimica

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

Similar chemicals

Sold by

CymitQuimica

Chemical identity

Formula: H₂O₃S₂
Molar mass: 114.15 g/mol
CAS number: 13686-28-7
InChIKey: DHCDFWKWKRSZHF-UHFFFAOYSA-N
Official record: PubChem 24478

How we compare: each store's own price, turned into US dollars at European Central Bank rates of 2026-10-30, then divided by the pack size. Shipping and tax are not included.