CZE/PAD and HPLC-UV/PAD Profile of Flavonoids from Maytenus aquifolium and Maytenus ilicifolia “espinheira santa” Leaves Extracts
Figure 2
HPLC/DAD-UV ( nm) chromatogram and UV-PAD spectra of (a) M. aquifolium leaves extract after acid hydrolysis and (b) standards quercetin (Q) and kaempferol (K). Mobile phase: 0–20 min 15–80% acetonitrile; for other chromatographic conditions, see experimental part.