Sodium hexafluoroaluminate
Sodium hexafluoroaluminate (CAS: 13775-53-6), with the chemical formula Na₃AlF₆, is a synthetic inorganic compound. This white powder, with a molecular weight of 209.94 g/mol, is known for its role as a flux in aluminium production. It is also recognised for its applications in materials science and chemical synthesis, serving as a valuable reagent in various industrial and research processes.
- IUPAC
- Cryolite, synthetic,Cryolite,Sodium aluminum hexafluoride
- Synonyms
- Cryolite, syntheticSodium aluminum hexafluoride
Aluminium Production
Sodium hexafluoroaluminate, also known as synthetic cryolite, is primarily used as a flux in the electrolytic production of aluminium. It lowers the melting point of alumina, increasing the conductivity of the electrolyte and reducing energy consumption.
Abrasives and Enamels
This compound serves as a fluxing agent in the manufacture of enamels, ceramics, and glass. Its addition can improve the opacity and gloss of glazes and enamelled surfaces.
Materials Science
In materials science, sodium hexafluoroaluminate finds application in the development of advanced materials. Its unique properties can be leveraged in the synthesis of specialised ceramics and refractories.
Chemical Synthesis
As a source of aluminium and fluoride ions, it can be employed in specific inorganic synthesis reactions. Its use is often seen in research settings exploring new chemical pathways.
| Molecular weight | 209.94 |
|---|---|
| Linear formula | Na3AlF6 |
| Assay | 97% |
| Form | powder |
| Density | 2.9 g/mL at 25 °C(lit.) |
Hazard statements
- H332Harmful if inhaled
- H372Causes damage to organs through prolonged exposure
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P314Get medical attention if you feel unwell
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 20-48/23/25-51/53 |
| Safety statements (S) | 22-37-45-61 |
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 Sodium hexafluoroaluminate used for?
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Sodium hexafluoroaluminate (CAS: 13775-53-6) is primarily used as a flux in aluminium production. It also finds applications in the manufacturing of enamels, ceramics, and glass, and in materials science research.
What is the CAS number and chemical formula for Sodium hexafluoroaluminate?
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The CAS number for Sodium hexafluoroaluminate is 13775-53-6, and its chemical formula is Na₃AlF₆.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sodium hexafluoroaluminate with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should Sodium hexafluoroaluminate be handled safely?
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Sodium hexafluoroaluminate (H332-H372-H411) is harmful if inhaled and causes damage to organs through prolonged or repeated exposure. It is also toxic to aquatic life with long-lasting effects. Appropriate personal protective equipment, including eyeshields, faceshields, gloves, and P2 respirator cartridges, must be used. Handle in a well-ventilated area, and avoid release into the environment.
How is Sodium hexafluoroaluminate packed, shipped, and exported?
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Sodium hexafluoroaluminate is supplied as a powder and is carefully packed according to international shipping regulations. Tech Serve Solutions is experienced in exporting chemicals globally.
How can I request a sample or a quote?
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To request a sample or a quote for Sodium hexafluoroaluminate, please contact our sales team through the website or by phone.
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