Table 4: Extraction recovery and matrix effect of the components in rat plasma.

AnalyteSpiked Concentration
(ng/mL)
Extraction recovery
(%)
Matrix effect
(%)

Baicalin2.183.78 ± 7.53106.60 ± 4.96
25.093.53 ± 9.84104.82 ± 9.12
262593.45 ± 7.1595.12 ± 4.89
Baicalein2.082.18 ± 5.8596.88 ± 5.45
25.089.45 ± 4.5691.18 ± 14.56
575103.29 ± 8.5993.13 ± 4.89
Wogonoside2.089.78 ± 6.66102.51 ± 11.29
25.089.40 ± 5.56103.75 ± 13.05
187596.75 ± 12.82101.02 ± 11.82
Wogonin2.092.51 ± 4.1296.14 ± 6.85
25.780.52 ± 9.2098.16 ± 10.85
136.789.66 ± 12.1399.02 ± 13.63
Berberine0.2595.35 ± 12.5191.97 ± 9.50
2.5096.26 ± 14.99105.17 ± 8.57
25.091.89 ± 12.23107.46 ± 5.36
Palmatine0.2591.06 ± 10.2992.25 ± 7.42
2.5092.17 ± 6.98107.22 ± 11.41
25.089.80 ± 8.4587.49 ± 9.29
Jatrorrhizine0.2588.91 ± 13.3290.24 ± 9.03
2.5093.33 ± 12.9898.79 ± 8.57
25.087.78 ± 4.89110.67 ± 10.97