Sodium metatungstate hydrate

ALDRICH/377341 - powder

Synonym: Sodium polytungstate hydrate

CAS Number: 314075-43-9
Empirical Formula (Hill Notation): Na₆O₃₉W₁₂ · xH₂O
Molecular Weight: 2968.00 (anhydrous basis)
EC Number: 412-770-9
MDL Number: MFCD00150663
Linear Formula: 3Na₂WO₄ · 9WO₃· xH₂O
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-377341-250G	250 g	$383.00 1/EA	Add To Favorites

This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 377341-250G

Properties
Descriptions
Safety Info.
Basic Data

composition	W, 70%
form	powder
InChI	1S/6Na.H2O.39O.12W/h;;;;;;1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q6+1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;6-1;;;;;;;;;;;;
InChI key	YVQUUPJGDSQKML-UHFFFAOYSA-N
Quality Level	100
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

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).
Application:	Suitable for sink/swim analysis
Packaging:	250 g in glass bottle

Symbol	GHS05,GHS07
Signal word	Danger
Hazard statements	H302 - H318 - H412
Precautionary statements	P273 - P280 - P305 + P351 + P338
Hazard Codes	Xn
Risk Statements	22-41-52/53
Safety Statements	22-26-39-61
RIDADR	NONH for all modes of transport
WGK Germany	WGK 2
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

UNSPSC

12161600

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