Sodium thiosulfate, 0.01N Standardized Solution

CAS: 7772-98-7 | Na2O3S2 | 158.10 g/mol

Catalog Number	Quantity
035643.K2	1 L

Catalog number 035643.K2

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Chemical Identifiers

CAS7772-98-7

IUPAC Namedisodium sulfanidesulfonate

Molecular FormulaNa2O3S2

InChI KeyAKHNMLFCWUSKQB-UHFFFAOYSA-L

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

Specifications

Assay from Suppliers CofANormality: ≥0.00995 to ≤0.01005

FormLiquid

Appearance (Color)Clear colorless

Sodium thiosulfate, 0.01N standardized solution is used in volumetric analysis to estimate the concentration of certain compounds in solution (hydrogen peroxide) as well as chlorine content in bleaching powder and water. It is used as a titrant in iodometry.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

RUO – Research Use Only