Table 4 Phenolics identified by RP-HPLC analysis (at \( \lambda \) = 330 nm) of the methanolic extracts of Fagonia indica, Calotropis procera, Zygophyllum hamiense and S.imbricata
Retention time | Identified constituent | Relative area % | |||
|---|---|---|---|---|---|
F. indica | C. procera | Z. hamiense | S. imricata a | ||
3.83 | Quercetin | 0.034 | 0.08 | 0.04 | 0.031 |
11.78 | Rosmarinic acid | 2.83 | 2.68 | 2.33 | 2.734 |
12.06 | Hesperidin | 1.21 | 2.22 | - | 1.854 |
12.44 | Rutin | - | 1.72 | 10.71 | 2.101 |
13.267 | Quercitrin | 5.29 | 4.16 | 0.77 | 12.692 |
14.576 | Naringenin | 1.36 | 1.15 | 0.94 | 1.300 |
14.952 | Hesperitin | 1.41 | - | - | 0.730 |
15.147 | Kampferol | 1.61 | 1.5 | - | - |
16.167 | Apigenin | 1.00 | 0.21 | - | 0.474 |
Total identified constituents | Â | 14.744 | 13.72 | 14.79 | 21.916 |