Fig. 2

a Co-chromatography of embelin with test sample (1) and reference std (2 and 3) and b HPTLC chromatogram of reference standard (pink) and isolated embelin (green and yellow)
a Co-chromatography of embelin with test sample (1) and reference std (2 and 3) and b HPTLC chromatogram of reference standard (pink) and isolated embelin (green and yellow)