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The elution efficiency of [18F]FDPA from the QMA cartridge using different kinds of stock solution (n = 3).
| No. | Amount of TBAOMs (mg) | H2O (mL) | CH3CN (mL) | Elution efficiency (%) |
|---|---|---|---|---|
| 1 | 12 | 0.3 | 0.7 | 37.6 ± 0.04 |
| 2 | 12 | 0.3 | 0.3 | 79.5 ± 0.03 |
| 3 | 12 | 0.4 | 0.6 | 72.6 ± 0.05 |
| 4 | 12 | 0.4 | 0.4 | 82.3 ± 0.04 |
| 5 | 12 | 0.4 | 0.2 | 85.3 ± 0.01 |
| 6 | 15 | 0.4 | 0.4 | 89.8 ± 0.01 |
| 7 | 20 | 0.3 | 0.3 | 91.9 ± 0.02 |
| 8 | 20 | 0.4 | 0.4 | 98.2 ± 0.01 |
