Figure 6. Chromatograms of pods of common beans by monitoring the absorbance at 280 nm by LC-ESI/MS. A: French beans; B: Romano beans; C: bush beans

From

DPPH Radical Scavenging Activity and Polyphenols in the Pods of 3 Common Beans

Zhaohong Ci, Chengyu Jiang, Chigen Tsukamoto, Michiyuki Kojima

Journal of Food and Nutrition Research. 2017, 5(12), 900-907 doi:10.12691/jfnr-5-12-4