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Table 2 Regression equation, linear range, correlation coefficient, LODs, and LOQs for marker compounds (n = 3)

From: Simultaneous quantification and antiatherosclerosis effect of the traditional Korean medicine, Hwangryunhaedok-tang

Compound

Linear range (μg/mL)

Regression equationa

Correlation coefficient (r2)

LODb(μg/mL)

LOQc(μg/mL)

Geniposide

7.81 − 500.00

y = 14575.90x + 29400.74

0.9997

0.87

2.89

Baicalin

7.81 − 250.00

y = 41028.20x + 12271.19

0.9999

0.34

1.12

Coptisine

1.56 − 50.00

y = 45048.93x + 3766.28

0.9999

0.34

1.15

Palmatine

4.69 − 300.00

y = 37568.06x + 15349.20

0.9999

0.45

1.49

Berberine

1.56 − 50.00

y = 43158.92x + 4420.01

0.9999

0.39

1.30

  1. ay: peak area (mAU) of compounds; x: concentration (μg/mL) of compounds.
  2. bLOD = 3 × signal-to-noise ratio.
  3. cLOQ = 10 × signal-to-noise ratio.
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BMC Complementary Medicine and Therapies

ISSN: 2662-7671

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