Simultaneous Determination of 5 Components in the Leaves of Dimocarpus longan by Quantitative Analysis of Multicomponents by Single Marker (QAMS) Based on UPLC and HPLC

Table 4

Relative retention time of 5 constituents.

Chromatographic systems		Relative retention time
		UPLC	Column: Waters	0.541	0.828	1.062	1.179
Column: Thermo	0.542		0.828	1.062	1.179
HPLC	Column: Phenomenex	0.495	0.844	1.086	1.180
	Column: Agilent	0.493	0.834	1.070	1.174
Means		0.518	0.833	1.070	1.178
RSD (%)		5.33	0.93	1.04	0.22