Fig. 2From: Simultaneous determination of six active metabolites in Astragalus mongholicus (Fisch.) Bge. under salt stress by ultra-pressure liquid chromatography with tandem mass spectrometryRepresentative MRM chromatograms of a six tested analytes and IS standard; b seed sample (A1, B1—astragaloside IV; A2, B2—cycloastragenol; A3, B3—calycosin-7-O-β-d-glucoside; A4, B4—calycosin; A5, B5—ononin; A6, B6—formononetin; A7, B7—scutellarin)Back to article page