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Increase of 44Sc-Radiolabeling Yields Depending on the Amount of Organic Solvent (0−40 vol% EtOH and iPrOH) and the Reaction Time Given as Normalized Values Relative to the Yield Obtained in a Pure Aqueous Buffer Solution
| time (min) | EtOH (vol %) | iPrOH (vol %) | ||||||
|---|---|---|---|---|---|---|---|---|
| 10 | 20 | 30 | 40 | 10 | 20 | 30 | 40 | |
| 1 | 1.1 | 2.1 | 5.6 | 5.4 | 1.4 | 2.6 | 4.1 | 5.2 |
| 3 | 1.4 | 2.4 | 4.4 | 4.1 | 1.5 | 2.5 | 3.6 | 4.0 |
| 5 | 1.4 | 2.2 | 3.3 | 3.2 | 1.4 | 2.3 | 3.0 | 3.2 |
| 10 | 1.2 | 2.0 | 2.6 | 2.6 | 1.3 | 2.0 | 2.4 | 2.6 |
| 20 | 1.2 | 1.7 | 2.1 | 2.1 | 1.1 | 1.7 | 2.0 | 2.1 |
