Skip to Content
Merck
All Photos(2)

Key Documents

563188

Sigma-Aldrich

Sodium thiosulfate

≥99.99% trace metals basis

Synonym(s):

Disodium thiosulfate, Disodium thiosulphate, Sodium hyposulfite, Sodium oxide sulfide (Na2S2O3 ), Sodium thiosulfate, Sodium thiosulfate (Na2 S2 O3 ), Sodium thiosulfate anhydrous, Sodium thiosulphate, Sulfothiorine, Thiosulfuric acid, disodium salt

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
Na2S2O3
CAS Number:
Molecular Weight:
158.11
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

≥99.99% trace metals basis

form

powder

impurities

≤100.0 ppm Trace Metal Analysis

SMILES string

[Na+].[Na+].[O-]S([O-])(=O)=S

InChI

1S/2Na.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

AKHNMLFCWUSKQB-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

General description

Sodium thiosulfate is a versatile inorganic compound widely used as a reducing agent and sulfur source to synthesize various nanomaterials. It can also be used in the field of rechargeable batteries, medicine, water treatment, and photography.

Application

Sodium thiosulfate can be used:
  • As a precursor to synthesize gold and silver nanoparticles.
  • As a sulfur source to prepare copper sulfide nanoparticles.
  • As a sulfur passivating agent to prepare highly fluorescent carbon dots for sensing applications.
  • As a dopant and activating agent to fabricate carbon cathodes for Lithium-Sulfur batteries.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Straightforward synthesis of Sulfur/N, S-codoped carbon cathodes for Lithium-Sulfur batteries
Marta Sevilla, et al.
Scientific Reports, 10, 486-486 (2020)
Sculpturing effect of sodium thiosulfate in shape transformation of silver nanoparticles from triangular nanoprisms to hexagonal nanoplates
Bing Liu, et al.
Journal of Nanoscience and Nanotechnology, 11, 5001-5006 (2011)
Characteristics of copper sulfide nanoparticles obtained in the copper sulfate--sodium thiosulfate system
K S Murasheva, et al
Journal of Structural Chemistry, 58, 1383-1390 (2017)
Tunability and stability of gold nanoparticles obtained from chloroauric acid and sodium thiosulfate reaction
Guandong Zhang, et al.
Nanoscale Research Letters, 7, 1-9 (2012)
The Role of N and S Doping on Photoluminescent Characteristics of Carbon Dots from Palm Bunches for Fluorimetric Sensing of Fe3+ Ion
Aphinan Saengsrichan, et al
International Journal of Molecular Sciences, 23, 5001-5001 (2022)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service