Comparative Pharmacokinetic Profiles of Puerarin in Rat Plasma by UHPLC-MS/MS after Oral Administration of Pueraria lobata Extract and Pure Puerarin

Table 2

Precision and accuracy of PUR by the UHPLC-MS/MS method in rat plasma (n = 5).

Marker compounds	Concentration (ng/mL)		RSD (%)		RE (%)
	Added	Found	Intraday	Interday
PUR	8.0	7.1	13.8	15.3	−11.3
	80.0	75.0	8.8	6.7	−6.3
	720.0	647.0	6.6	7.8	−10.1
LLOQ	4.0	4.7	18.9	15.8	17.5