采用薄层色谱的方法,对藿香正气水中的厚朴、广藿香进行了鉴别,层析结果表明:市售六个厂家的十二个批次的藿香正气水中仅有三个厂家的产品检出厚朴与广藿香油,二家检出厚朴,一家厚朴与广藿香油均未检出。 一、实验材料 1.试剂 石油醚(30—60℃)、醋酸乙酯、甲酸均为分析纯,以羧甲基纤维素钠为粘合剂的硅胶G板。 2、厚朴为木兰科植物厚朴Magnolia Officinalis Thin-layer chromatographic method was used to identify Magnolia officinalis and Patchouli in Huoxiangzhengqi water. The chromatographic results showed that there were only three manufacturers’ products in twelve batches of Huoxiangzhengqi water from six manufacturers. Muhou and Patchouli oil were detected, and two were detected in Magnolia, and one of the Magnolia and Patchouli oils was not detected. First, the experimental materials 1. Reagents Petroleum ether (30-60 °C), ethyl acetate, formic acid are all analytically pure, sodium carboxymethyl cellulose binder G silica gel board. 2. Magnolia officinalis Magnolia Officinalis