Tungstic acid, GR 99%+
Buy Tungstic acid, GR 99%+ (CAS 7783-03-1) from Zemixal: H2O4W, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-014087.
About Tungstic acid, GR 99%+
Researchers and plant chemists source Tungstic acid, GR 99%+ from Zemixal for routine and specialised work. Identity at a glance (AR): CAS 7783-03-1, formula H2O4W and molar mass 249.85 g/mol. It is described as yellow powder or crystals.
Use cases we see most often
- Dyes & pigments manufacture
- Textile processing
Safe handling
Literature values: density 5.5 g/mL at 25 °C. No GHS classification is recorded for this item, but handle it with normal laboratory care.
Standard pack sizes are 25 g, 100 g, 500 g, 5 kg and 25 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Dyes & pigments manufacture
- Textile processing
Applications
Grade guides
Specifications and identifiers
| Product name | Tungstic acid, GR 99%+ |
|---|---|
| Catalogue number | ZX-014087 |
| CAS number | 7783-03-1 |
| IUPAC name | dihydroxy(dioxo)tungsten |
| Molecular formula | H2O4W |
| Molar mass | 249.85 g/mol |
| Exact mass | 249.9462 |
| Grade | AR |
| Purity / assay | ≥99% |
| Physical form | Crystalline |
| Appearance | Yellow powder or crystals |
| Density | 5.5 g/mL at 25 °C |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 74.6 Ų |
| HS code | 28419000 |
| InChIKey | CMPGARWFYBADJI-UHFFFAOYSA-L |
| SMILES | O[W](=O)(=O)O |
| PubChem CID | 1152 |
| Synonyms | Tungstic(VI) acid, tungsten acid, Kyselina wolframova, Dihydrogen wolframate, Tungstic acid (H2WO4), Tungstic acid, 99%, Tungstate (WO42-), dihydrogen, (T-4)-, Tungsten hydroxide oxide, Tungstate (WO42-), hydrogen (1:2), (T-4)-, Tungstate (WO42-), dihydrogen, (beta-4)-, Tunstic acid, H2WO4 |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 500 g | 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.
Questions about Tungstic acid, GR 99%+
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