Parameter

Curcumin

Celecoxib

Linearity (μg/mL)

1-20

0.1 – 2

Slope

303.4 ± 4.898

702.6 ± 10.85

Y-intercept when X = 0.0

 -43.52 ± 54.94

-1.790 ± 12.17

X-intercept when Y = 0.0

0.1434

0.002547

1/slope

0.003296

0.001423

95% Confidence Limit

 

Slope

289.8 to 317.0

672.5 to 732.7

Y-intercept when X = 0.0

289.8 to 317.0

35.58 to 32.00

X-intercept when Y = 0.0

-0.3725 to 0.6244

0.04716 to 0.04901

R2

0.999

0.999

P value

< 0.0001

< 0.0001

Table 1: Linear regression data for calibration curve (n=3).