Rf Values for Investigated Mobile Phases Using Silica Gel 60 or ITLC Silica Gel Plates as Stationary Phase
| Silica gel 60 | ITLC silica gel | ||||||
| No. | Mobile phase | Rf (68Ga) | Rf (68Ga-PSMA) | Minutes | Rf (68Ga) | Rf (68Ga-PSMA) | Minutes |
| 1 | 0.1 M Na3C6H5O7 (pH 4) | 0.9–1 | 0.1 | 20 | 0.9–1 | 0.7–0.8 | — |
| 2 | MeOH/NH4OAc (1:1) | 0 | 0.8–0.9 | 23 | 0 | 0.8–0.9 | 7 |
| 3 | 5% NaCl/MeOH/25% NH3 (3:1:1) | 0 | 1 | 18 | 0 | 1 | 5 |
| 4 | MeOH/0.9% NaCl (9:1) | 0 | 1 | — | — | — | — |
| 5 | MeOH/0.9% NaCl/1 (mg/mL) EDTA (9:1:0.5) | 0–0.1 | 1 | 25 | 0.9–1 | 0.9 | — |
| 6 | MeCN/H2O (1:1) | 0–1 | 0–1 | — | — | — | — |
| 7 | Cyclohexanone/2 M HCl (20:1) | 0 | 0 | — | — | — | — |
Development times are given only for applicable solvent systems.