Trisodium hexafluoroaluminate for Aluminum smelting flux Cas 13775-53-6 Sodium Fluoroaluminide
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Trisodium hexafluoroaluminate Basic information |
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| Product Name: | Trisodium hexafluoroaluminate |
| CAS: | 13775-53-6 |
| MF: | AlF6Na3 |
| MW: | 209.94 |
| EINECS: | 237-410-6 |
| Trisodium hexafluoroaluminate Chemical Properties | |
| Melting point | 1000°C |
| density | 2.9 g/mL at 25 °C(lit.) |
| refractive index | 1.338 |
| form | Crystals |
| Specific Gravity | 2.9 |
| color | White |
| Water Solubility | Sparingly soluble in water(0.602 g/L at 20°C). |
| Merck | 142,606 |
| Solubility Product Constant (Ksp) | pKsp: 9.39 |
| CAS DataBase Reference | 13775-53-6(CAS DataBase Reference) |
| EPA Substance Registry System | Aluminate(3-), hexafluoro-, trisodium, (OC-6-11)- (13775-53-6) |
| Testing Items | Standard Requirements | Result | |||
| chemical composition/% | CH-0 | CH-1 | CM-0 | CM-1 | Qualified |
| (F)% ≥ | 52 | 52 | 53 | 53 | Qualified |
| (Na)%≤ | 33 | 33 | 32 | 32 | Qualified |
| (Al)%≥ | 12 | 12 | 13 | 13 | Qualified |
| Wet water≤ | 0.2 | 0.4 | 0.2 | 0.4 | Qualified |
| (SiO2)%≤ | 0.25 | 0.36 | 0.25 | 0.36 | Qualified |
| (Fe2O3)%≤ | 0.05 | 0.08 | 0.05 | 0.08 | Qualified |
| (SO4)% ≤ | 0.6 | 1 | 0.6 | 1 | Qualified |
| (P2O5)% ≤ | 0.02 | 0.03 | 0.02 | 0.03 | Qualified |
| (CaO)% ≤ | 0.15 | 0.2 | 0.2 | 0.6 | Qualified |