Potassium thiosulphate, 75% solution

Name: Potassium thiosulphate, 75% solution
Brand: Vaqora Chemicals
SKU: VQ-003633

About Potassium thiosulphate, 75% solution

Potassium thiosulphate is a diagnostic reagent carrying the CAS registry number 10294-66-3. With the molecular formula K2O3S2, it has a molar mass of 190.33 g/mol. Systematically, it is named dipotassium. Dioxido-oxo-sulfanylidene-lambda6-sulfane. It is also known as Potassium thiosulfate solution or Potassium thiosulfate.

The product is provided as a liquid. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 2 hazard statements. Review the Safety Data Sheet before use.

Typical applications include clinical chemistry, diagnostic assays and pathology laboratories. It is used across academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies Potassium thiosulphate in 500 mL and 5 L packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Clinical chemistry
Diagnostic assays
Pathology laboratories

Industries

Specifications & identifiers

Chemical identifiers
Product name	Potassium thiosulphate, 75% solution
Catalogue No.	VQ-003633
CAS Number	10294-66-3
IUPAC name	dipotassium;dioxido-oxo-sulfanylidene-lambda6-sulfane
Molecular formula	K₂O₃S₂
Molecular weight	190.33 g/mol
Exact mass	189.8563
HSN code	38220090
InChIKey	FGRVOLIFQGXPCT-UHFFFAOYSA-L
SMILES	[O-]S(=O)(=S)[O-].[K+].[K+]
PubChem CID	61501

Physical properties
Physical form	Solution
Appearance	Liquid
H-bond donors / acceptors	0 / 4
TPSA	104 Å²
Synonyms	Potassium thiosulfate solution, Potassium thiosulfate, Thiosulfuric acid (H2S2O3), dipotassium salt, Potassium Hyposulfite, Thiosulfuric Acid, Dipotassium Salt, potassium sulfothioate, Dipotassium sulfurothioate, K2O3S2, Thiosulfuric acid (H2S2O3), potassium salt (1:2)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation

Precautionary statements: P264, P264 + P265, P280, P302 + P352, P305 + P351 + P338, P321, P332 + P317, P337 + P317, P362 + P364

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 10294-66-3

Practical

Potassium thiosulphate

CAS: 10294-66-3
Formula: K₂O₃S₂
MW: 190.33 g/mol

VQ-014082

Frequently asked questions

What is the CAS number of Potassium thiosulphate, 75% solution?

The CAS Registry Number of Potassium thiosulphate, 75% solution is 10294-66-3. It is also known as Potassium thiosulfate solution, Potassium thiosulfate, Thiosulfuric acid (H2S2O3), dipotassium salt.

What is the molecular formula and molecular weight of Potassium thiosulphate, 75% solution?

Potassium thiosulphate, 75% solution has the molecular formula K2O3S2 and a molecular weight of 190.33 g/mol.

Which grade and pack sizes of Potassium thiosulphate, 75% solution can I order?

We supply Potassium thiosulphate, 75% solution, in 500 mL, 5 L packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium thiosulphate, 75% solution?

Yes. Every lot of Potassium thiosulphate, 75% solution is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Potassium thiosulphate, 75% solution be shipped internationally?

Yes. Potassium thiosulphate, 75% solution is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.