Tungstic acid
Tungstic acid (CAS 7783-03-1), with the chemical formula H₂WO₄ and a molecular weight of 249.85 g/mol, is an inorganic compound commonly appearing as a yellow powder. It serves as a crucial precursor in the synthesis of various tungsten compounds and finds applications in materials science and catalysis. Its properties make it valuable in specific industrial processes requiring a source of tungsten.
Catalyst Precursor
Tungstic acid is used as a starting material for the preparation of tungsten-based catalysts, which are employed in diverse chemical reactions like oxidation and hydrogenation.
Pigment Production
It can be utilised in the manufacturing of pigments, contributing to specific colour properties and stability in various applications.
Materials Science
The compound is a valuable reagent in materials science for the development of novel tungsten-containing materials with unique electronic or optical properties.
Analytical Reagent
Tungstic acid may be used in analytical chemistry procedures, particularly where a controlled source of tungstate ions is required.
| Molecular weight | 249.85 |
|---|---|
| Linear formula | H2WO4 |
| Assay | 99% |
| Form | powder |
| Density | 5.5 g/mL at 25 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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 Tungstic Acid (CAS 7783-03-1) used for?
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Tungstic acid (CAS 7783-03-1) is primarily used as a precursor for synthesizing other tungsten compounds, in catalysis, pigment production, and materials science.
What are the CAS number and chemical formula for Tungstic Acid?
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The CAS number for Tungstic Acid is 7783-03-1, and its chemical formula is H₂WO₄.
What grade and purity does Tech Serve Solutions supply for Tungstic Acid?
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Tech Serve Solutions supplies Tungstic Acid with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should Tungstic Acid be handled safely?
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Handling Tungstic Acid requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Ensure adequate ventilation and avoid dust formation.
Is Tungstic Acid a controlled substance?
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The provided data does not indicate that Tungstic Acid is a controlled substance.
How is Tungstic Acid packed and shipped by TSS?
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Tungstic Acid is supplied as a powder. Specific packaging and shipping details for export are available upon request.
How can I request a quote or sample of Tungstic Acid?
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To request a quote or sample of Tungstic Acid, please contact our sales team through our website or by phone.
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