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. 2007 Feb 9;65(7):497–500. doi: 10.1365/s10337-007-0186-x

Table 1.

Linear regression data for the calibration curve (n = 6)

Lycorine
Linearity range (μg spot−1) 0.2–1.2
Intercept (a ± SD) 357.33 ± 0.48
Slope (b ± SD) 1464.3 ± 2.1
Correlation coefficient (r ± SD) 0.99964 ± 0.000137
Sy/xcovariance of x and y 170.8333
Sastandard deviation of x 0.374166
Sbstandard deviation of y 548.0834
Standard error 16.466
LOD (μg spot−1) 0.00108
LOQ (μg spot−1) 0.0032