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
composition | W, 70% |
form | powder |
InChI | 1S/6Na.H2O.39O.12W/h;;;;; |
InChI key | YVQUUPJGDSQKML-UHFFFAOYSA |
reaction suitability | core: tungsten |
reagent type: catalyst | |
SMILES string | O.[Na+].[Na+].[Na+].[Na+] |
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 |