Ammonium (para)tungstate hydrate
Ammonium (para)tungstate hydrate (CAS 11120-25-5), with the linear formula (NH₄)₁₀H₂(W₂O₇)₆ · xH₂O, is a tungsten compound with a molecular weight of 3060.46 on an anhydrous basis. This white to off-white crystalline solid is primarily utilized in catalysis and chemical synthesis due to its tungsten content. It serves as a precursor for various tungsten-based materials and catalysts, supporting diverse industrial and research applications in inorganic chemistry.
Catalyst Precursor
Serves as a foundational material for the preparation of tungsten-based catalysts used in various chemical reactions, including hydrogenation and oxidation processes.
Tungsten Source in Inorganic Synthesis
Acts as a soluble source of tungsten for synthesizing other inorganic tungsten compounds and materials. Its hydrate form facilitates easier handling in aqueous-based reaction systems.
Material Science Applications
Can be employed in the development of novel tungsten-containing materials, such as phosphors or specialised coatings, where precise tungsten incorporation is required.
| Molecular weight | 3060.46 (anhydrous basis) |
|---|---|
| Linear formula | (NH4)10H2(W2O7)6 · xH2O |
| Assay | ≥99% |
| Density | 2.3 g/mL at 25 °C(lit.) |
| Melting point | >300 °C(lit.) |
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ammonium (para)tungstate hydrate used for?
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Ammonium (para)tungstate hydrate is primarily used as a catalyst precursor and a source of tungsten in inorganic synthesis and material science applications.
What is the CAS number and formula for Ammonium (para)tungstate hydrate?
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The CAS number is 11120-25-5, and its linear formula is (NH₄)₁₀H₂(W₂O₇)₆ · xH₂O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium (para)tungstate hydrate with an assay of ≥99%. This product is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should Ammonium (para)tungstate hydrate be handled safely?
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Handling requires personal protective equipment including a dust mask type N95 (US), eyeshields, and gloves. Avoid dust formation and inhalation. Refer to the Safety Data Sheet for comprehensive information.
Is Ammonium (para)tungstate hydrate a controlled substance?
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Based on the provided data, there is no indication that Ammonium (para)tungstate hydrate is a controlled substance.
How is Ammonium (para)tungstate hydrate shipped and exported?
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Tech Serve Solutions is a global supplier and exporter experienced in shipping fine chemicals worldwide, adhering to all relevant transportation regulations.
How can I request a sample or quote for Ammonium (para)tungstate hydrate?
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Please contact our sales team through the website or by phone to request a sample or obtain a quotation for Ammonium (para)tungstate hydrate.
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