Extended Data Fig. 6: Analytical HPLC chromatograms obtained for the 18F-labeled L-glutathione conjugate.
From: Deoxyfluorination of phenols for chemoselective 18F-labeling of peptides

a, analytical HPLC chromatogram obtained for HPLC purified 18F-labeled L-glutathione conjugate. b, co-injection of the pure 18F-labeled L-glutathione conjugate and an aliquot of reference standard on an analytical HPLC column; γ-trace (lower) and 254 nm UV trace (upper).