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Total phenolic content of leaf, flower and wood of Piper imperiale. The results are represented as mg of gallic acid equivalent per dried weight of plant.
| P. imperiale | Phenols (mg GAE/g DW) |
|---|---|
| Leaf | 6.94 ± 0.4 |
| Flower | 2.86 ± 0.2 |
| Wood | 1.98 ± 0.2 |
The correlation factor of the calibration curve was R2 = 0.9973, indicating good linearity. Values are mean ± SD of three samples of each extract, analyzed individually in triplicate.
