Material Basis of the Difference between Hedysari Radix and Honey-Processed Hedysari Radix in Buzhong Yiqi

Table 1

Gradient elution procedure for UPLC analysis.

Time (min)	A (%)	B (%)
0	5	95
0.5	5	95
7	45	65
8	60	40
9	60	40
9.1	5	95
12	5	95