Ammonium fluoroniobate
Ammonium fluoroniobate, CAS 144840-01-7, with the formula <sup>5</sup>[NH<sub>4</sub><sup>+</sup>] [Nb(O)F<sub>4</sub><sup>−</sup>2NbF<sub>7</sub><sup>2-</sup>] and a molecular weight of 726.88 g/mol, is a niobium compound supplied by Tech Serve Solutions as a high-purity powder (99.99%). This inorganic salt finds application in materials science, particularly within the fields of ceramics and metal and ceramic science, serving as a precursor or component in the synthesis of advanced materials.
- IUPAC
- Ammonium heptafluoroniobate tetrafluorooxoniobate (5:2:1),Ammonium tetrafluorooxoniobate (1−) heptafluoroniobate (2−) (5:1:2)
![Ammonium fluoroniobate (5[NH4+] [Nb(O)F4−2NbF72-]) — chemical structure, CAS 144840-01-7; Materials Science, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F144840-01-7.png&w=3840&q=75)
Ceramics Precursor
Ammonium fluoroniobate is utilised in the production of specialised ceramics. Its niobium content makes it suitable for formulating advanced ceramic materials with specific dielectric or optical properties.
Materials Science Research
This compound serves as a valuable reagent in materials science research. It enables the investigation and development of novel niobium-containing compounds and composite materials.
Niobium Compound Synthesis
It acts as a source of niobium for the synthesis of other organometallic or inorganic niobium compounds. These can be intermediates for catalysis or advanced material applications.
| Molecular weight | 726.88 |
|---|---|
| Linear formula | 5[NH4+] [Nb(O)F4−2NbF72-] |
| Assay | 99.99% |
| Form | powder |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 fluoroniobate used for?
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Ammonium fluoroniobate is used in the synthesis of advanced ceramic materials and for research and development in materials science, particularly within niobium compound synthesis.
What is the CAS number and formula for Ammonium fluoroniobate?
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The CAS number is 144840-01-7 and the formula is <sup>5</sup>[NH<sub>4</sub><sup>+</sup>] [Nb(O)F<sub>4</sub><sup>−</sup>2NbF<sub>7</sub><sup>2-</sup>].
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium fluoroniobate with an assay of 99.99%. This is a technical/research grade material and is not represented as USP, BP, EP, or food grade.
What are the safety and handling precautions for Ammonium fluoroniobate?
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Ammonium fluoroniobate is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). It requires the use of a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area and avoid breathing dust. In case of eye contact, rinse cautiously with water for several minutes, removing contact lenses if present and easy to do. Continue rinsing.
How is Ammonium fluoroniobate packed and shipped?
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Ammonium fluoroniobate is supplied as a powder and is carefully packed to ensure safe handling and transport. TSS exports chemicals globally, adhering to international shipping regulations.
How can I request a quote or sample?
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To request a quote or a sample of Ammonium fluoroniobate, please contact our sales team through the website or by phone. Provide your contact details and the quantity required.
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