Enhancing Phenolic Contents and Antioxidant Potentials of Antidesma thwaitesianum by Supercritical Carbon Dioxide Extraction

Figure 3

Chromatogram at 270 nm of the extract from Antidesma thwaitesianum by (a) supercritical carbon dioxide, (b) ethanol, and (c) water extraction. Arrow indicates catechin peak at retention time 7.84 min.

(a)

(b)

(c)