Table 6 HPLC-PDA quantification of polyphenolic compounds in plant extracts
Retention time | Compound | PGa | PRb | SCc | TCordd | TCorne |
|---|---|---|---|---|---|---|
Concentration (μg/mg) | ||||||
2.512 | Gallic acid | 5.66 | 11.61 | 19.14 | 1.46 | 1.92 |
3.912 | Catechin | 2.46 | 10.65 | 0.23 | 0.53 | 5.04 |
4.630 | Chlorogenic acid | 3.69 | 1.39 | 0.08 | 0.44 | 0.05 |
6.165 | Epicatechin | 3.62 | 8.74 | 18.21 | 0.09 | N.D. |
6.889 | Caffeic acid | 0.15 | N.D. | N.D. | 0.02 | N.D. |
9.761 | Umbelliferone | 0.66 | 0.44 | 0.95 | N.D. | 4.78 |
10.360 | Coumaric acid | N.D. | N.D. | 0.62 | N.D. | 0.25 |
14.915 | Rutin | N.D. | N.D. | 3.60 | N.D. | 2.30 |
15.617 | Ellagic acid | 14.36 | 6.37 | 19.22 | 0.51 | 8.15 |
16.486 | Quercetin | 4.99 | 1.99 | N.D. | 0.53 | 8.34 |
17.224 | Kaempferol | 44.16 | 22.78 | N.D. | 1.01 | 1.93 |
Total Polyphenols | 79.75 | 63.97 | 62.05 | 4.59 | 32.76 | |