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Table 2 The precision and accuracy for cucurbitacin B determined by LC-MS/MS.

From: Pharmacokinetics of cucurbitacin B from Trichosanthes cucumerina L. in rats

QC concentration (μg/L)

Precision (%CV)

Accuracy (%RE)

Within-batch

Between-batch

Within-batch

Between-batch

0.5

6.31

5.77

5.40

1.64

10

2.19

3.75

−1.60

−4.14

15

2.50

2.28

−8.38

−7.84

  1. CV Coefficient of variation, RE Relative error