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1 仪器与药品日本岛津 CS- 930 1双波长薄层扫描仪 ;日本岛津 ER- 1 80 A分析天平 ;日本岛津 UV- 2 4 0分光光度计 ;定量毛细管 (国产 )。芍药甙、延胡索乙素、桂皮醛、阿魏酸对照品均为中国药品生物制品检定所制 ;硅胶 G(青岛海洋化工厂生产 )、其他试剂均为分析纯。中药材对
1 Instruments and Drugs Shimadzu, Japan CS-930 1 dual-wavelength thin-layer scanner; Japan Shimadzu ER-180A analytical balance; Japan Shimadzu UV-240 spectrophotometer; quantitative capillary (domestic). Paeoniflorin, tetrahydropalmatine, cinnamaldehyde, and ferulic acid were all controlled by the National Institute for the Control of Pharmaceutical and Biological Products; silicone G (produced by Qingdao Ocean Chemical Factory) and other reagents were of analytical grade. Chinese herbal medicine