Sodium fluoride
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| Sodium fluoride | |
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| General | |
| Systematic name | Sodium fluoride |
| Other names | Sodium(I) fluoride |
| Molecular formula | NaF |
| Molar mass | 41.98817 g/mol |
| Appearance | Clear-white solid. |
| CAS number | [7681-49-4] |
| Properties | |
| Density and phase | 2.558 g/cm3, solid |
| Solubility in water | 4.22 g/100g H2O at 18°C |
| Melting point | 993°C |
| Boiling point | 1700°C |
| Basicity (pKb) | N/A |
| Hazards | |
| MSDS | External MSDS |
| EU classification | Very Toxic (+T) |
| R-phrases | R26, R27, R28, R32, R36, R38 |
| S-phrases | S22, S36, S45 |
| NFPA 704 | N/A |
| Flash point | Non-flammable. |
| Supplementary data page | |
| Structure and properties | n, εr, etc. |
| Thermodynamic data | Phase behaviour Solid, liquid, gas |
| Spectral data | UV, IR, NMR, MS |
| Related compounds | |
| Other anions | sodium chloridesodium bromidesodium iodide |
| Other cations | potassium fluoride calcium fluoride |
| Related bases | None listed. |
| Related compounds | None listed. |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) [Chemical infoboxInfobox disclaimer and references] | |
Sodium fluoride is an ionic compound whose formula is NaF.
It was once used to fluoridate water; however, hexafluorosilicic acid (H2SiF6) and its salt (Na2SiF6) are more commonly used, especially in the United States.
Sodium fluoride is also an ingredient in toothpaste that prevents cavities.
See also
External links
- For a full list of external links to MSDSs, spectroscopic data, commercial chemicals suppliers etc. for this compound, see [Chemical sources].
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