Simultaneous Determination of Four Active Ingredients in Sargentodoxa cuneata by HPLC Coupled with Evaporative Light Scattering Detection

Table 3

The contents of the four analytes in the stem of S. cuneata (, mean ± SD, mg/g).

Number	Source	3,4-Dihydroxyphenylethyl alcohol glycoside	Salidroside	Chlorogenic acid	Liriodendrin
1	Hunan province	10.356 ± 0.008	3.146 ± 0.071	4.874 ± 0.180	2.207 ± 0.052
2	Anhui province	5.969 ± 0.097	2.938 ± 0.135	3.961 ± 0.042	2.659 ± 0.040
3	Guizhou province	3.718 ± 0.151	3.042 ± 0.118	5.112 ± 0.178	2.209 ± 0.136
4	Yunnan province	6.753 ± 0.201	3.847 ± 0.114	5.147 ± 0.114	2.654 ± 0.005
5	Guangxi autonomous region	7.865 ± 0.184	3.105 ± 0.036	6.083 ± 0.095	2.201 ± 0.051
6	Henan province	6.660 ± 0.025	2.458 ± 0.020	5.789 ± 0.331	2.092 ± 0.070
7	Guangdong province	5.769 ± 0.013	2.549 ± 0.091	6.156 ± 0.038	2.124 ± 0.023
8	Jiangsu province	8.296 ± 0.164	4.411 ± 0.194	5.210 ± 0.115	2.488 ± 0.128
9	Hubei province	1.277 ± 0.042	0.989 ± 0.041	3.017 ± 0.014	1.809 ± 0.119
10	Jiangxi province	7.607 ± 0.349	2.731 ± 0.114	6.151 ± 0.179	2.135 ± 0.201
11	Zhejiang province	1.733 ± 0.007	1.783 ± 0.064	3.517 ± 0.022	2.487 ± 0.077
12	Hainan province	1.717 ± 0.064	0.795 ± 0.028	7.671 ± 0.247	2.368 ± 0.007
13	Sichuan province	5.187 ± 0.099	4.155 ± 0.048	5.393 ± 0.185	3.544 ± 0.019