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Table 1 Calibration curves of the analytes

From: A newly isolated human intestinal bacterium strain capable of deglycosylating flavone C-glycosides and its functional properties

Analytes

Retention time (min)

Calibration curve

Correlation coefficient (r)

Linear range (μg/mL)

Orientin

6.45

y = 2 × 107x + 5591.1

0.9995

0.7–11.7

Vitexin

8.14

y = 2 × 107x + 6476.1

0.9996

0.7–11.9

Isovitexin

8.59

y = 2 × 107x + 6332.2

0.9995

0.8–12.7

Luteolin

21.42

y = 4 × 106x − 696.9

0.9998

0.3–9.9

Apigenin

24.08

y = 3 × 106x − 3777.3

0.9996

0.3–10.1