I. Physical and Chemical Properties
Also known as: Tetraethylammonium tetrafluoroborate, English name: Tetraethylammonium Tetrafluoroborate, CAS No.: 429-06-1, molecular formula: C₈H₂₀BF₄N, molecular weight: 217.06.
II. Quality Specifications
| No. | Item | Standard | Unit |
|---|---|---|---|
| 1 | Appearance | White crystals | —— |
| 2 | Content | ≥99.0 | Wt% |
| 3 | Moisture | ≤200 | ppm |
| 4 | Insolubles (in PC) | ≤1500 | ppm |
| 5 | Free Acid (calculated as HF) | ≤50 | ppm |
| 6 | Iron (Fe) | ≤2 | ppm |
| 7 | Heavy Metals (calculated as Pb) | ≤6 | ppm |
| 8 | Chloride (Cl⁻) Content | ≤2 | ppm |
| 9 | Sulfate (SO₄²⁻) Content | ≤10 | ppm |
III. Applications
As an electrolyte salt for supercapacitor electrolytes, it features a high melting point, stable chemical structure, and a wide electrochemical window. The electrolyte prepared with this salt has good temperature adaptability, high electrical conductivity, and can form a stable electric double layer. Therefore, it is widely used in supercapacitors.
IV. Packaging Specifications
0.5kg/drum, 1.0kg/drum, 20kg/drum