RT* (min.)

UV abs.sple (nm)

UV abs.std (nm)

Identity

Concentration (mg/g extract)

CE**

EF

BF

3.1 ± 0.1

221, 235

219, 235

Vanillin

4.7 ± 0.9

1.7 ± 0.5

16.3 ± 0.3

20.0 ± 0.2

219, 247, 321

220, 245, 324

Caffeic acid

9.0 ± 2.0

-

5.6 ± 0.01

27.1 ± 0.1

227, 256, 355

221, 255, 356

Isoquercetin

10.4 ± 0.9

-

13.0 ± 0.1

27.7 ± 0.2

221, 255, 356

231, 256, 356

Rutin

45.0 ± 5.0

89.2 ± 1.4

14.9 ± 0.2

38.1 ± 0.4

214, 256, 369

219, 255, 372

Quercetin

15.2 ± 1.5

15.9 ± 0.5

16.7 ± 0.4