- CAS
- 12054-85-2
- Formula
- (NH4)6Mo7O24.4H2O
- MW
- 1235.9 g/mol
Ammonium paratungstate, 99%
Order Ammonium paratungstate, 99% (CAS 11120-25-5) online at Zemixal: H42N10O42W12, COA and SDS with every lot, worldwide shipping.
About Ammonium paratungstate, 99%
Ammonium paratungstate, 99% is part of the Zemixal refractory & Heavy Metal Compounds (Mo, W, V, Ti, Zr, Cd, Hg) range. Key data (Synthesis): CAS 11120-25-5, formula H42N10O42W12 and molar mass 3060.5 g/mol. Expect white powder or crystalline powder.
Where it is used
- Materials research
- Chemical synthesis
Storage and safety notes
Literature values: melting point >300 °C and density 2.3 g/mL at 25 °C. It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Available as 25 g, 100 g, 1 kg and 25 kg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Specifications and identifiers
| Product name | Ammonium paratungstate, 99% |
|---|---|
| Catalogue number | ZX-013929 |
| CAS number | 11120-25-5 |
| IUPAC name | decaazanium;hexakis(dioxido(dioxo)tungsten);hydron;hexakis(trioxotungsten) |
| Molecular formula | H42N10O42W12 |
| Molar mass | 3060.5 g/mol |
| Exact mass | 3059.5577 |
| Grade | Synthesis |
| Purity / assay | 99% |
| Physical form | Powder |
| Appearance | White powder or crystalline powder |
| Melting point | >300 °C |
| Density | 2.3 g/mL at 25 °C |
| H-bond donors / acceptors | 12 / 42 |
| Topological polar surface area | 799 Ų |
| HS code | 2841 |
| InChIKey | XAYGUHUYDMLJJV-UHFFFAOYSA-Z |
| SMILES | [H+].[H+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].[O-][W](=O)(=O)[O-].[O-][W](=O)(=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 |
| PubChem CID | 90478577 |
| Synonyms | Ammonium tungstate, Ammonium (para)tungstate hydrate, Ammonium para(vi)-tungstate, Decaammonium tungstate, Tungstate (W12(OH)2O4010), ammonium (1:10), Tungstate (W12(OH)2O4010-), ammonium (1:10) |
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
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 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 Ammonium paratungstate, 99%
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- CAS
- 12054-85-2
- Formula
- (NH4)6Mo7O24.4H2O
- MW
- 1235.9 g/mol
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