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Typical HPLC chromatogram of 12 ginsenoside standards analyzed at 203 nm. Retention times are presented above the peaks of individual ginsenosides. Identified peaks: Rg1 (1), Re (2), Rf (3), Rb1 (4), Rg2 (5), Rc (6), Rh1 (7), Rb2 (8), Rb3 (9), Rd (10), Rg3 (11), and Rh2 (12).
