Research Article

An LC-MS/MS Method for Simultaneous Determination of the Toxic and Active Components of Cortex Periplocae in Rat Plasma and Application to a Pharmacokinetic Study

Figure 2

Typical chromatograms of specificity: (a) blank rat plasma, (b) the blank plasma spiked with five analytes and two ISs (IS1: protocatechuic aldehyde; IS2: warfarin), and (c) plasma sample.
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(b)
(c)