Sodium tungstate, dihydrate, 98%
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About Sodium tungstate, dihydrate, 98%
Sodium tungstate, dihydrate, 98% sits in our alkali Metal Compounds (Li, Na, K, Rb, Cs) section and ships worldwide from stock or short lead time. For your records (Synthesis), the material is defined by CAS 10213-10-2, formula H4Na2O6W and molar mass 329.85 g/mol. It is described as white to off-white powder.
Common uses in the lab and plant
- Catalysis
- Protein & peptide research
- Oxidation reactions
Storage and safety notes
Literature values: melting point 698 °C. Classified under GHS with signal word Warning and hazard statements H302. Read the SDS before first use.
Standard pack sizes are 100 g, 250 g, 1 kg, 5 kg and 25 kg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Catalysis
- Protein & peptide research
- Oxidation reactions
Applications
Specifications and identifiers
| Product name | Sodium tungstate, dihydrate, 98% |
|---|---|
| Catalogue number | ZX-013316 |
| CAS number | 10213-10-2 |
| IUPAC name | disodium;dioxido(dioxo)tungsten;dihydrate |
| Molecular formula | H4Na2O6W |
| Molar mass | 329.85 g/mol |
| Exact mass | 329.9313 |
| Grade | Synthesis |
| Purity / assay | 98% |
| Physical form | Powder |
| Appearance | White to off-white powder |
| Melting point | 698 °C |
| H-bond donors / acceptors | 2 / 6 |
| Topological polar surface area | 82.3 Ų |
| HS code | 28418010 |
| InChIKey | WPZFLQRLSGVIAA-UHFFFAOYSA-N |
| SMILES | O.O.[O-][W](=O)(=O)[O-].[Na+].[Na+] |
| PubChem CID | 150191 |
| Synonyms | Tungstic acid sodium salt dihydrate, Sodium tungstate dihydrate, Sodium tungstate, dihydrate, Tungstic acid, sodium salt, dihydrate, sodium tungstate(VI) dihydrate, Na2WO4.2H2O, sodium orthotungstate dihydrate, Tungstic acid sodium salt, Sodium tungsten oxide dihydrate, Tungstate (WO42-), disodium, dihydrate, (T-4)- (9CI), Tungstic acid (H2WO4), disodium salt, dihydrate, Tungstate (WO42-), disodium, dihydrate, (T-4)- |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
Precautionary statements P264, P270, P301 + P317, P330, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 250 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 5 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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Other grades with CAS 10213-10-2
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- Formula
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- MW
- 446.06 g/mol
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