LC-UV-solid-phase extraction-NMR-MS combined with a cryogenic flow probe and its application to the identification of compounds present in Greek oregano - Beek, Teris A. van.; Exarchou, Vassiliki; Gerothanassis, Ioannis P.; Godejohann, Markus; Vervoort, Jacques
Keywords: Flavonoid; HPLC chromatography; Mass spectrometry; NMR spectrometry; Oregano; Phenolic acids; Ultraviolet spectrometry