Table 4 Content of Rutin, Naringin, and naringenin chalcone determined by LC-MS.

From: Extraction and purification of total flavonoids from Zanthoxylum planispinum Var. Dintanensis leaves and effect of altitude on total flavonoids content

Sample

Rutin

Naringenin

Naringenin chalcone

Retention time

(min)

Area

(cps)

Concentration

(ug/mL)

Retention time

(min)

Area

(cps)

Concentration

(ug/mL)

Retention time

(min)

Area

(cps)

Concentration

(ug/mL)

A1

7.31

1.44e + 07

37.90 c

11.10

2.18e + 04

0.97 a

11.40

8.33e + 03

0.63c

A2

7.17

2.79e + 07

108.00 a

11.10

2.62e + 04

0.82 b

11.40

8.46e + 03

0.74 b

A3

7.33

1.00e + 07

55.30 b

11.10

1.67e + 04

0.65 c

11.40

6.90e + 03

0.75 a

  1. The same letters in the same column indicate no significant difference, P < 0.05, the same below.
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