Simultaneous Determination of Eight Chemical Components in Angelicae Sinensis Radix and Its Herbal Products by QAMS

Table 3

Relative retention values (ri/s) of 7 components to be tested and ferulic acid determined by different chromatographic columns.

Chromatographic column	rchlorogenic acid	rsenkyunolide I	rsenkyunolide H	rconiferyl ferulate	rsenkyunolide A	rligustilide	rlevistolide A
Waters Symmety C18	0.691	1.160	1.194	1.595	1.719	1.865	2.169
Agilent ZORBAX SB-C18	0.669	1.149	1.184	1.606	1.719	1.864	2.190
Hanbon KU60826 C18	0.666	1.131	1.162	1.563	1.703	1.851	2.147
Mean	0.675	1.147	1.180	1.588	1.714	1.860	2.168
RSD (%)	2.073	1.286	1.368	1.408	0.526	0.429	0.991