Table I.

Statistical Analysis of Calibration Curve

Parameters
Linearity range, %	0.002–0.0480
Regression equation (Y)a
Slope a ± Δa	34.02 ± 1.12
Standard deviation of the slope (SDa)	0.493
Intercept b ± Δb	0.0007 ± 0.0006
Standard deviation of the intercept (SDb)	0.012
Standard deviation (SDy)	0.017
Correlation coefficient (r)	0.999
n	10
Rel. std. dev. (%)b	0.506

Rel. std. dev. relative standard deviation

^a Y = aX + b, where X is concentration of IMD in percent and Y is the IMD peak area-to-oxymetazoline hydrochloride (IS) peak area ratio

^bThree replicate samples