Sodium thiosulfate pentahydrate, 99+%, extra pure, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10724071	Thermo Scientific Acros 123370010	1 kg	Plastic bottle
10604982	Thermo Scientific Acros 123370025	2.5 kg	Plastic bottle
10003573	Thermo Scientific Acros 123370250	25 kg	Fibre drum

Description

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

Chemical Identifiers

• CAS: 10102-17-7
• Molecular Weight (g/mol): 248.18
• InChI Key: PODWXQQNRWNDGD-UHFFFAOYSA-L
• PubChem CID: 61475
• IUPAC Name: disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane;pentahydrate

• Molecular Formula: Na₂O₃S₂·₅H₂O
• MDL Number: MFCD00149186
• Synonym: sodium thiosulfate pentahydrate, ametox, sodium thiosulfate, pentahydrate, antichlor, tinver, disodium thiosulfate pentahydrate, unii-hx1032v43m, ccris 3952, thiosulfuric acid, disodium salt, pentahydrate, sodium hyposulfite pentahydrate
• ChEBI: CHEBI:32150
• SMILES: O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+]

Specifications

• Melting Point: 48.5°C
• Color: Colorless to White
• Physical Form: Crystals
• Molecular Formula: Na₂O₃S₂·₅H₂O
• MDL Number: MFCD00149186
• Synonym: sodium thiosulfate pentahydrate, ametox, sodium thiosulfate, pentahydrate, antichlor, tinver, disodium thiosulfate pentahydrate, unii-hx1032v43m, ccris 3952, thiosulfuric acid, disodium salt, pentahydrate, sodium hyposulfite pentahydrate
• InChI Key: PODWXQQNRWNDGD-UHFFFAOYSA-L
• IUPAC Name: disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane;pentahydrate
• PubChem CID: 61475
• Formula Weight: 248.18
• Grade: Extra Pure
• Density: 1.7200g/mL

• CAS: 10102-17-7
• pH: 6 to 8.4 (10% soln. at 20°C)
• Assay Percent Range: 99.0 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
• SMILES: O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+]
• Molecular Weight (g/mol): 248.18
• ChEBI: CHEBI:32150
• Percent Purity: ≥99%
• Specific Gravity: 1.72
• Chemical Name or Material: Sodium thiosulfate pentahydrate

RUO – Research Use Only