Table 3.
Concentration of flavonoids(μg/mL) ± SDa | |||||
---|---|---|---|---|---|
Composition | A | B | C | D | E |
EEP | 2.290 ± 0.760 | 0.330 ± 0.003 | 2.510 ± 0.010 | 2.960 ± 0.010 | 0.371 ± 0.010 |
NRPE A1 | 1.240 ± 0.040 | 0.329 ± 0.004 | 2.400 ± 0.040 | 1.740 ± 0.010 | 0.370 ± 0.004 |
NRPE A2 | 0.950 ± 0.010 | 0.238 ± 0.020 | 1.770 ± 0.020 | 1.740 ± 0.010 | 0.324 ± 0.003 |
NRPE A3 | 0.820 ± 0.01 | 0.200 ± 0.004 | 2.032 ± 0.001 | 1.860 ± 0.010 | 0.318 ± 0.001 |
NRPE A4 | 1.216 ± 0.004 | 0.240 ± 0.003 | 1.888 ± 0.001 | 2.032 ± 0.022 | 0.327 ± 0.002 |
NRPE A5 | 1.168 ± 0.003 | 0.230 ± 0.001 | 1.792 ± 0.031 | 2.002 ± 0.013 | 0.321 ± 0.002 |
A liquiritigenin, B pinobanksin, C isoliquiritigenin, D formononetin, E biochanin A
aMean values refer to the mean of three determinations ± standard deviation