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《中药材》杂志1995年第6期刊登了“厚朴薄层色谱鉴别法的改进”一文,作者发现《中国药典》1990年版薄层鉴别展开时间较长,展开效果不甚理想,对薄层条件进行了改进。今笔者在实际工作中还发现《药典》法显色剂不易掌握,有时重现性较差,难以做出正确判断,且对身体有害。故笔者参考其含量测定有关条件,同时增加了厚朴对照药材加以辅助对照,对厚朴的薄层色谱又进行了改进,获得更满意的结果
The article “Improvement of the Magnolia Thin-Layer Chromatography Method” was published in the 6th issue of Chinese Herbal Medicine in 1995. The author found that the 1990 edition of the “Chinese Pharmacopoeia” had a relatively long time to conduct the identification of the thin layer, and the deployment effect was not ideal. Conditions have been improved. Now the author also found in the actual work, “Pharmacopoeia” method color reagent is not easy to grasp, and sometimes poor reproducibility, it is difficult to make correct judgments, and harmful to the body. Therefore, the author refers to its content determination of the relevant conditions, while increasing the Magnolia officinalis reference drug to be used as an auxiliary control, improved the thin layer chromatography of Magnolia officinalis, and obtained more satisfactory results.