Table 2.
Total polyphenols and flavonoids for the Tanacum vulgare L. extracts expressed as an equivalents of GA and Q, respectively.
| Extract | Total Phenolics | Total Flavonoids | ||
|---|---|---|---|---|
| Equivalents | µg GA mL−1 Extract | RSD% | µg Q mL−1 Extract | RSD% |
| aqueous extract of flowers | 73.76 | 0.03 | 39.31 | 0.03 |
| aqueous extract of leaves | 49.43 | 0.01 | 33.84 | 0.02 |
| hydroalcoholic extract of flowers | 83.46 | 0.03 | 83.02 | 0.01 |
| hydroalcoholic extract of leaves | 80.48 | 0.03 | 49.40 | 0.03 |
Abbreviations: GA—gallic acid equivalents; Q—quercetin equivalents; and RSD%—the relative standard deviation of three independent measurements.