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The multiple-reaction monitoring (MRM) chromatographs of analytes (500 ng/mL): (a) ginsenoside Rb1, (b) ginsenoside Rb2, (c) ginsenoside Rc, (d) ginsenoside Rd, (e) ginsenoside Re, (f) ginsenoside Rg1, and (g) noscapine (internal standard).
