563188

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
• Linear Formula: Na₂S₂O₃
• CAS Number: 7772-98-7
• Molecular Weight: 158.11
• EC Number: 231-867-5
• MDL number: MFCD00003499
• UNSPSC Code: 12352302
• PubChem Substance ID: 24880083
• NACRES: NA.23

Properties

• 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

Description

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.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)