Analysis of Anthocyanins Extracted from the Acai Fruit (Euterpe oleracea): A Potential Novel Vital Dye for Chromovitrectomy

Table 3

Quantification of the anthocyanins based on the retention time by area of HPLC results at the three concentrations.

Anthocyanins	10% concentration	25% concentration	35% concentration
Cyanidin-3-O-glucoside
Retention time (minutes)	9.987	9.980	9.973
Area (milli absorbance unit)	23.909	24.410	23.886
Homoorientin
Retention time (minutes)	10.380	10.380	10.380
Area (milli absorbance unit)	38.511	36.950	40.106
Orientin
Retention time (minutes)	10.587	10.593	10.580
Area (milli absorbance unit)	22.945	22.784	23.988
Taxifolin
Retention time (minutes)	11.673	11.667	11.667
Area (milli absorbance unit)	0.966	0.894	0.998
Isovitexin
Retention time	10.893	10.893	10.880
Area (milli absorbance unit)	6.755	6.737	6.194