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Figure 2

From: Flavonoid epimers from custard apple leaves, a rapid screening and separation by HSCCC and their antioxidant and hypoglycaemic activities evaluation

Figure 2

The images and chromatograms showing the procedure for removal of chlorophyll and wax from the n-butanol extract of custard apple leaves. (A) n-butanol extract, (B) the fractionation of n-butanol extract with n-hexane/ethyl acetate/methanol/water (5:5:2:8, v/v), (C) HPLC chromatogram of the upper phase after distribution, (D) HPLC chromatogram of the lower phase after distribution.

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