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

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

Product Code. 10003573
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Quantity:
1 kg
2.5 kg
25 kg
Packaging:
Fibre drum
Plastic bottle

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
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 pentahydrate
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 Colorless to White
pH 6 to 8.4 (10% soln. at 20°C)
Physical Form Crystals
Quantity 25 kg
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
Formula Weight 248.18
Percent Purity ≥99%
Grade Extra Pure
Packaging Fibre drum
Specific Gravity 1.72
Density 1.7200g/mL
Chemical Name or Material Sodium thiosulfate pentahydrate
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