目的 建立厚朴及其伪品救必应的紫外光谱鉴别方法。 方法 采用中药鉴别紫外谱线组法进行实验。 结果 厚朴及其伪品救必的紫外谱线组图像、最大吸收峰数目及峰位值具有明显差异。结论 本法简便, 准确、灵敏, 可用于鉴别厚朴及其伪品救必应

Object To establish a method for the identification of Magnolia officinalis Rehd. et Wils. (Magnoliaceae) from its imitation the Ilex rotunda Thunb. (Aquifoliacea) . Methods By UV spectropho-tometry. Results The UV spectra of the two herbal drugs gave different maximum absorption peaks both in number and intensities. Conclusion The method was both simple and accurate and can be used to dis-tinguish one from the other.