Ammonium heptafluorotantalate(V)
Ammonium heptafluorotantalate(V), CAS 12022-02-5, with the molecular formula (NHeelding extsubscript{4} ight)_{2} ext{TaF}_{7} and a molecular weight of 350.01 g/mol, is a crystalline solid supplied by Tech Serve Solutions at 99.99% trace metals basis. This inorganic compound is primarily used in materials science and metal and ceramic research, serving as a precursor or reagent in specialised chemical processes. Its high purity makes it suitable for demanding research and development applications.

Materials Science Research
Utilised as a precursor in the synthesis of advanced materials, including specialised ceramics and metal alloys. Its controlled decomposition can yield tantalum-containing compounds with unique properties.
Chemical Synthesis
Serves as a reagent in inorganic synthesis, particularly in reactions involving the introduction of tantalum and fluorine into various chemical structures.
Metal and Ceramic Science
Employed in the study and development of refractory metals and advanced ceramic materials. It can be a source of tantalum for deposition or alloying processes.
Laboratory Reagent
A valuable reagent for specialised laboratory investigations requiring a high-purity source of tantalum in a soluble anionic complex form.
| Molecular weight | 350.01 |
|---|---|
| Linear formula | (NH4)2TaF7 |
| Assay | 99.99% trace metals basis |
| Form | crystalline |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H314Causes severe skin burns and eye damage
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3260 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 20/21/22-34 |
| Safety statements (S) | 26-27-28-36/37/39-45 |
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 heptafluorotantalate(V) used for?
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Ammonium heptafluorotantalate(V) is primarily used in materials science research, chemical synthesis, and metal and ceramic science. It serves as a reagent and precursor in specialised chemical processes and for introducing tantalum into various materials.
What are the CAS number and formula for Ammonium heptafluorotantalate(V)?
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The CAS number for Ammonium heptafluorotantalate(V) is 12022-02-5, and its linear formula is (NHeelding extsubscript{4} ight)_{2} ext{TaF}_{7}.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium heptafluorotantalate(V) at 99.99% trace metals basis in crystalline form. We do not represent this product as USP, BP, or EP grade.
How should Ammonium heptafluorotantalate(V) be handled safely?
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Ammonium heptafluorotantalate(V) is classified as dangerous. It is harmful if swallowed, in contact with skin, or if inhaled, and causes severe skin burns and eye damage. Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (type N100 or P3), must be worn. Handle only in well-ventilated areas.
How is Ammonium heptafluorotantalate(V) shipped by TSS?
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Ammonium heptafluorotantalate(V) is shipped as UN 3260, Class 8, Packing Group II. We are experienced global suppliers and exporters, adhering to all relevant shipping regulations.
How can I request a quote or sample for Ammonium heptafluorotantalate(V)?
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To request a quote or sample, please contact our sales team through our website or by phone. Provide the product name, CAS number (12022-02-5), and the quantity required.
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