Skip to Content
Merck
All Photos(2)

Key Documents

S8503

Sigma-Aldrich

Sodium thiosulfate pentahydrate

ReagentPlus®, ≥99.5%

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
Na2S2O3 · 5H2O
CAS Number:
Molecular Weight:
248.18
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.55

Agency

suitable for SM 2310
suitable for SM 2320

product line

ReagentPlus®

Assay

≥99.5%

form

powder

storage temp.

room temp

SMILES string

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

InChI

1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2

InChI key

PODWXQQNRWNDGD-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Application


  • Screening of Variables Affecting the Selective Leaching of Valuable Metals from Waste Motherboards′ PCBs: Demonstrates the use of sodium thiosulfate pentahydrate in the process of leaching valuable metals from electronic waste, contributing significantly to sustainable recycling practices in environmental science (Rahimi et al., 2024).

  • Synthesis of Aryl Amides from Acyl-Bunte Salts and Aryl Azides: Details the application of sodium thiosulfate pentahydrate in synthetic organic chemistry, specifically in the synthesis of aryl amides, illustrating its utility in facilitating complex chemical reactions (Chen et al., 2023).

Legal Information

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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

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