气相色谱法测定镇江膏药中冰片和薄荷脑的含量
Gas Chromatographic Determination of Menthol and Borneol in Zhenjiang Plaster
-
摘要: 建立了镇江膏药中冰片和薄荷脑的气相色谱测定方法。色谱固定液为１５％ＰＥＧ，两者回收率分别为９８．８０％和１０１．３％。样品直接溶于石油醚中，经过滤后进行分析，对１３个批号样品的测定结果说明该方法适于镇江膏药中冰片和薄荷脑的质量控制。Abstract: A simple,rapid and precise gas chromatographic method was established for the analysis of a Chinese patent drug named Zhenjiang plaster.The constituents menthol and borneol were analyzed using 15% PEG column and nitrogen(99.999%)as carrier gas. The method
下载: