Table 1 Analyzing the phenolic and flavonoid components in the methanol extract of D. pinnata L tuberous roots powder using high-performance liquid chromatography.

From: Biosynthesis of selenium nanoparticles from Dahlia pinnata tuberous roots with antibacterial, antidiabetic, and erythrocyte membrane protective activities

Compounds

Conc. (µg/g)

Retention time (min.)

Gallic acid

1070.59

3.58

Chlorogenic acid

903.87

4.187

Methyl gallate

11.9

5.348

Caffeic acid

10.19

5.927

Syringic acid

37.14

6.235

Ellagic acid

24.35

7.121

Coumaric acid

33.35

8.552

Vanillin

5.21

9.177

Ferulic acid

10.69

9.767

Naringenin

7.68

10.765

Rosmarinic acid

53.57

11.612

Daidzein

8.7

16.845

Quercetin

6.0

17.478

Cinnamic acid

4.09

19.258

Kaempferol

7.32

20.481

Hesperetin

3.98

21.57

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