Enhancing capillary liquid chromatography/tandem mass spectrometry of biogenic amines by pre-column derivatization with 7-fluoro-4-nitrobenzoxadiazole.
Song Y, Quan Z, Evans JL, Byrd EA, Liu YM. Enhancing capillary liquid chromatography/tandem mass spectrometry of biogenic amines by pre-column derivatization with 7-fluoro-4-nitrobenzoxadiazole. Rapid Commun Mass Spectrom. 2004; 18(9):989-94.