S7026

Sodium thiosulfate

• Linear Formula: Na₂S₂O₃
• CAS Number: 7772-98-7
• Molecular Weight: 158.11
• EC Number: 231-867-5
• MDL number: MFCD00003499
• UNSPSC Code: 12352300
• PubChem Substance ID: 329824575

Properties

• Assay: 98% (NLT)
• 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

Application

Used with silver nitrate to produce a silver thiosulfate solution (STS) containing the ethylene inhibitor ion [Ag(S₂O₃)₂]^-3.

Other Notes

This product has been replaced by 217263-Sigma-Aldrich | Sodium thiosulfate, ReagentPlus^®, 99% | Na2S2O3

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• 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