Table 3.
The HPLC analysis of the ethyl acetate fraction of P. frutescens leaves.
| Retention Time (min) | Compounds | Types of Compounds | Measuring Wavelength (nm) | Content (μg/mg) |
|---|---|---|---|---|
| 9.99 | Gallic acid | Phenolic acids | 280 | 11.13 ± 0.23 e,f |
| 16.78 | Catechin | Flavonoids | 280 | 94.70 ± 1.35 c |
| 22.40 | Chlorogenic acid | Phenolic acids | 310 | 14.09 ± 2.11 e |
| 23.46 | L-Epicatechin | Phenolic acids | 280 | 14.41 ± 0.26 e |
| 27.22 | Dihydromyricetin | Flavonoids | 280 | 3.71 ± 0.41 f |
| 30.21 | Rutin | Flavonoids | 360 | 97.56 ± 11.09 c |
| 36.71 | Ferulic acid | Phenolic acids | 340 | 3.78 ± 0.06 f |
| 39.51 | (-)-Epicatechin gallate | Flavonoids | 280 | 2.11 ± 0.69 f |
| 40.25 | Rosmarinic acid | Phenolic acids | 310 | 163.88 ± 2.53 b |
| 43.86 | Baicalin | Flavonoids | 310 | 53.67 ± 0.81 d |
| 47.02 | Luteolin | Flavonoids | 360 | 254.56 ± 3.74 a |
| 56.38 | Apigenin | Flavonoids | 340 | 7.32 ± 1.12 ef |
| 57.14 | Hesperetin | Flavonoids | 310 | 9.98 ± 1.56 ef |
| 62.40 | Baicalein | Flavonoids | 340 | 9.40 ± 0.96 ef |
The different letters represent a significant difference, p < 0.05.