Results: ① Rhizoma Bistortae 、 Cortex Magnoliae Officinalis 、 Rhizoma Imperatae have same colour spots on the same location according the reference substance and the negative samples have no interference. 结果:①拳参、厚朴、白茅根与相应标准品在薄层色谱相同位置上显相同颜色的斑点,阴性样品均无干扰。
Methods: ① Rhizoma Bistortae 、 Cortex Magnoliae Officinalis, Rhizoma Imperatae were identified by Thin Layer Chromatograph;② The contents of Gallic Acid 、 Magnolol and Honokiol were determined by High Performance Liquid Chromatograph. 方法:①采用薄层色谱法对拳参、厚朴、白茅根进行定性鉴别。②用高效液相色谱法对没食子酸、厚朴酚及和厚朴酚进行含量测定。