Article Figures & Data
Figures
- FIGURE 1.
Radiochromatograms of methanol:1 M ammonium acetate (50:50 v/v)/ITLC-SG system with a development distance of 70 mm (top) and methanol:1 M ammonium acetate (80:20 v/v)/ITLC-SG system with a development distance of 80 mm (bottom). Dotted lines represent origin and solvent front, respectively.
Tables
ITLC-SG paper Mobile phase Impurity Rf 68Ga-DOTATATE Rf Development time (min) (n = 3) Rs Methanol:1 M ammonium acetate 50:50 0.0–0.1 0.8–1.0 25.3 ± 1.7 2.3 60:40 0.0–0.1 0.8–1.0 23.9 ± 0.5 2.2 80:20 0.0–0.1 0.6–0.9 18.6 ± 0.4 2.1 90:10 0.0–0.1 0.3–0.6 15.1 ± 0.3 0.6 95:5 0.0–0.1 0.1–0.3 13.9 ± 0.3 NA 100:0 0.0–0.1 0.0–0.1 10.3 ± 0.2 NA 0:100 0.0–0.1 0.0–0.1 10.3 ± 0.6 NA NA = unable to identify 2 peaks on ITLC-SG.
ITLC-SG (n = 3) Mobile phase Development distance (cm) Time (min) Rs Methanol:1 M ammonium acetate 50:50 10 25.3 ± 1.7 2.3 9 21.2 ± 0.3 1.6 8 16.1 ± 0.3 1.5 7 13.3 ± 0.2 1.5 80:20 10 18.6 ± 0.4 2.1 9 15.4 ± 0.2 1.5 8 12.7 ± 0.2 1.4 7 10.3 ± 0.2 0.8
