3.2. Anthocyanin analysis
The HPLC results showed the presence of two compounds in the CAE juices. The first one, cyanidin 3-glucoside, appears at 11.47 min. with a maximum absorbance at 520 nm representing the 76% of the chromatographic area. The second one, cyanidin 3-rutinoside, represents the 24% of chromatographic area, appears at 11.81 min.