Simultaneous Determination of Three Compounds in Rat Plasma by UHPLC-QQQ-MS/MS and Its Application to Pharmacokinetics of Banxia Baizhu Tianma Tang

Table 4

Incurred sample reanalysis data of liquiritin.

Subject no.	Sampling point (min)	Original concentration (ng/mL)	Incurred sample concentration (ng/mL)	Mean (ng/mL)	RE (%)
1	10	220.1	225.8	223.0	2.6
1	180	64.86	71.2	68.0	9.3
2	10	196.4	216.5	206.5	9.7
2	180	51.7	52.9	52.3	2.3
3	10	317.5	345.8	331.7	8.5
3	180	91.2	82.6	86.9	9.9
4	10	188.5	177.4	183.0	−6.1
4	180	44.39	52.2	48.3	16.2
5	10	154.7	161.9	158.3	4.5
5	180	71.9	84.7	78.3	16.3
6	10	245.4	235.3	235.4	−4.3
6	180	61.2	69.8	65.5	13.1