Sodium metatungstate hydrate

Name: Sodium metatungstate hydrate
Brand: ALDRICH

powder

Synonym(s):

Sodium polytungstate hydrate

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About This Item

Linear Formula:

3Na₂WO₄ · 9WO₃· xH₂O

CAS Number:

314075-43-9

Molecular Weight:

2968.00 (anhydrous basis)

NACRES:

NA.22

PubChem Substance ID:

24863221

UNSPSC Code:

12161600

EC Number:

412-770-9

MDL number:

MFCD00150663

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Properties

form

powder

Quality Level

100

composition

W, 70%

reaction suitability

core: tungsten, reagent type: catalyst

SMILES string

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

InChI

1S/6Na.H2O.39O.12W/h;;;;;;1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q6*+1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;6*-1;;;;;;;;;;;;

InChI key

YVQUUPJGDSQKML-UHFFFAOYSA-N

Description

Application

Sodium metatungstate hydrate (NaW₁₂O₃₉ XH₂O) can be used as a precursor for the preparation of:

Tungsten oxide (WO₃ x H₂O) nanoplates for the electrocatalytic reaction of methanol oxidation.
Tungsten carbide (WC) based counter electrodes for dye-sensitized solar cells (DSSCs).

Suitable for sink/swim analysis