应用薄层层析方法,以经鉴定符合药典或地方药品标准的冰片、薄荷脑为对照品,对云香精(含薄荷脑)、正骨水中的冰片、薄荷脑在同一块薄层板上进行鉴别。方法简便快速,准确可靠。 Thin-layer chromatography was used to identify borneol and menthol identified as meeting the criteria of pharmacopoeia or local drug standards, and to discriminate between Yunxiangjing (containing menthol), Borneol, and menthol on the same thin-layer plate. . The method is simple, rapid, accurate and reliable.