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Sodium thiosulfate pentahydrate, 99.5%, for analysis, Thermo Scientific Chemicals Product Code.: 10153930
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Sodium thiosulfate pentahydrate, 99.5%, for analysis, Thermo Scientific Chemicals

Product Code. 10153930
2.5 kg, Plastic Bottle
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2.5 kg
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Product Code. 10153930

Brand: Thermo Scientific Acros 202850025

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Description

Reduction reagent

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

Reduction reagent for analysis
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 10102-17-7
Molecular Formula Na2O3S2·5H2O
Molecular Weight (g/mol) 248.18
MDL Number MFCD00149186
InChI Key PODWXQQNRWNDGD-UHFFFAOYSA-L
Synonym sodium thiosulfate pentahydrate, ametox, sodium thiosulfate, pentahydrate, antichlor, tinver, disodium thiosulfate pentahydrate, unii-hx1032v43m, ccris 3952, thiosulfuric acid, disodium salt, pentahydrate, sodium hyposulfite pentahydrateShow MoreShow Less
PubChem CID 61475
ChEBI CHEBI:32150
IUPAC Name disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane;pentahydrate
SMILES O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+]

Specifications

Melting Point 48.5°C
Color White
pH 6 to 8.4 (5% soln. at 25°C)
Physical Form Crystals
Quantity 2.5 kg
Assay Percent Range 99.5 to 101% (Iodimetry)
Linear Formula Na2S2O3·5H2O
Merck Index 15, 8821
Solubility Information Solubility in water: 680g/L (20°C). Other solubilities: practically insoluble in alcohol, soluble in turpentine
Formula Weight 248.18
Percent Purity 99.5%
Grade Analytical
Packaging Plastic Bottle
Specific Gravity 1.72
Decomposition Information >45°C
Density 1.7200g/mL
Chemical Name or Material Sodium thiosulfate pentahydrate
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Lot Number Certificate Type Date Catalog Number
Lot NumberA0468303 Certificate TypeCertificate of Analysis Date31/01/2025 Catalog Number202850025,202850100,202850010
Lot NumberA0459778 Certificate TypeCertificate of Analysis Date30/01/2024 Catalog Number202850025,202850100,202850010
Lot NumberA0457449 Certificate TypeCertificate of Analysis Date03/11/2023 Catalog Number202850025,202850100,202850010
Lot NumberA0455214 Certificate TypeCertificate of Analysis Date25/08/2023 Catalog Number202850025,202850100,202850010
Lot NumberA0451208 Certificate TypeCertificate of Analysis Date02/05/2023 Catalog Number202850025,202850100,202850010

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