Figure 3: HPLC finger prints of ethyl acetate extracts from peel of calamondin for anti-HBV activity. 1. hesperidin; 2. diosmin; 3. neohesperidin; 4. nobiletin; 5. tnageretin; 6. 5-hydroxy -3’,4’,6,7,8-pentamethoxyflavone.