Extracted
ion chromatograms for tetrameric (A) m/z 1153.2608 {0 (epi)gallocatechins, [C60H48O24 + H]+}, (B) m/z 1169.2557 {1 (epi)gallocatechin, [C60H48O25 + H]+}, (C) m/z 1185.2507 {2 (epi)gallocatechins, [C60H48O26 + H]+}, (D) m/z 1201.2456 {3 (epi)gallocatechins, [C60H48O27 + H]+}, and (E) m/z 1217.2405 {4 (epi)gallocatechins, [C60H48O28 + H]+}. Full MS (ESI+ , 6
amu range shown) for tetramers at (F) 3.8 min (for panel A), (G) 2.6
min (for panel B), (H) 1.9 min (for panel C), (I) 1.7 min (for panel
D), and (J) 1.4 min (for panel E). A 4 ppm filter was applied to the
extracted ion chromatograms.