Sodium thiosulphate, pentahydrate, GR 99%+

Name: Sodium thiosulphate, pentahydrate, GR 99%+
Brand: Vaqora Chemicals
SKU: VQ-014252

About Sodium thiosulphate, pentahydrate, GR 99%+

Vaqora Chemicals supplies Sodium thiosulphate, pentahydrate (AR grade), an alkali metal compound registered under CAS number 10102-17-7 at a purity of ≥99%. Its molecular formula is H10Na2O8S2 and its molecular weight is 248.19 g/mol. Systematically, it is named disodium. Dioxido-oxo-sulfanylidene-lambda6-sulfane. Pentahydrate. It is also known as Disodium thiosulfate pentahydrate or Sodium thiosulfate, pentahydrate.

It is supplied as a colourless powder. Store sealed in a dry, well-ventilated location away from incompatible materials. Good laboratory practice and suitable PPE are recommended during handling.

Typical applications include pharmaceutical synthesis, textile processing and surfactants and detergency. It is used across academic and industrial research.

Vaqora Chemicals supplies Sodium thiosulphate, pentahydrate in 500 g, 5 kg and 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Pharmaceutical synthesis
Textile processing
Surfactants & detergency

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Sodium thiosulphate, pentahydrate, GR 99%+
Catalogue No.	VQ-014252
CAS Number	10102-17-7
IUPAC name	disodium;dioxido-oxo-sulfanylidene-lambda6-sulfane;pentahydrate
Molecular formula	H₁₀Na₂O₈S₂
Molecular weight	248.19 g/mol
Exact mass	247.9612
Grade	AR
Purity / assay	≥99%
HSN code	28323010
InChIKey	PODWXQQNRWNDGD-UHFFFAOYSA-L
SMILES	O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+]
PubChem CID	61475

Physical properties
Physical form	Powder
Appearance	Colourless powder
H-bond donors / acceptors	5 / 9
TPSA	109 Å²
Synonyms	Disodium thiosulfate pentahydrate, Sodium thiosulfate, pentahydrate, Thiosulfuric acid (H2S2O3), disodium salt, pentahydrate, pentahydrate of sodium thiosulfate, sodium thiosulphate pentahydrate, Na2S2O3.5H2O, Sodium Hyposulfite Pentahydrate, Sodium thiosulfate (pentahydrate), Thiosulfuric acid (H2S2O3), sodium salt, hydrate (1:2:5), Pedmarqsi (TN), Sulfactol (TN), Detoxol (TN)

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 10102-17-7

Sodium thiosulphate 0.1N solution

CAS: 10102-17-7
Formula: H₁₀Na₂O₈S₂
MW: 248.19 g/mol

VQ-047037

Synthesis

Sodium thiosulphate, pentahydrate, 99%

CAS: 10102-17-7
Formula: H₁₀Na₂O₈S₂
MW: 248.19 g/mol

VQ-014251

Molecular Biology

Sodium thiosulphate, pentahydrate, for molecular biology 99.50–101.00%

CAS: 10102-17-7
Formula: H₁₀Na₂O₈S₂
MW: 248.19 g/mol

VQ-046888

IP/BP/USP/EP/Ph. Eur.…

Sodium thiosulphate, pentahydrate, IP/BP/USP/EP/Ph. Eur., ACS, AR

CAS: 10102-17-7
Formula: H₁₀Na₂O₈S₂
MW: 248.19 g/mol

VQ-047269

Frequently asked questions

What is the CAS number of Sodium thiosulphate, pentahydrate, GR 99%+?

The CAS Registry Number of Sodium thiosulphate, pentahydrate, GR 99%+ is 10102-17-7. It is also known as Disodium thiosulfate pentahydrate, Sodium thiosulfate, pentahydrate, Thiosulfuric acid (H2S2O3), disodium salt, pentahydrate.

What is the molecular formula and molecular weight of Sodium thiosulphate, pentahydrate, GR 99%+?

Sodium thiosulphate, pentahydrate, GR 99%+ has the molecular formula H10Na2O8S2 and a molecular weight of 248.19 g/mol.

Which grade and pack sizes of Sodium thiosulphate, pentahydrate, GR 99%+ can I order?

We supply Sodium thiosulphate, pentahydrate, GR 99%+ in AR (≥99%) grade, in 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sodium thiosulphate, pentahydrate, GR 99%+?

Yes. Every lot of Sodium thiosulphate, pentahydrate, GR 99%+ 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 Sodium thiosulphate, pentahydrate, GR 99%+ be shipped internationally?

Yes. We export Sodium thiosulphate, pentahydrate, GR 99%+ worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.