Rapid Identification of the Multiple Absorbed Bioactive Components and Metabolites in Rat Serum after Oral Administration of Wu-Jia Sheng-Hua Capsule by UPLC-ESI-MS

Table 1

The timetable of gradient elution in UPLC conditions.

Time (min.)	Solvent A (%, V/V)	Solvent B (%, V/V)
Initial	95	5
10	50	50
16	20	80

Solvent A: water buffered with ammonium acetate (10 mM) and formic acid. Solvent B: acetonitrile.