鱼腥草滴鼻剂中甲基正壬酮的含量测定
China Pharmacist(2018)
Abstract
目的:建立鱼腥草滴鼻剂中甲基正壬酮的含量测定方法 .方法:采用固相萃取气相色谱法,选用C18固相萃取柱对样品进行富集;色谱柱为HP-5毛细管柱(30 m×0.32 mm,0.25μm),程序升温80~160℃,速率5℃ ·min-1;流量1.5 ml·min-1.结果:甲基正壬酮在16.50~264.00μg·ml-1范围内具有良好线性关系(r=0.9998),平均回收率为99.72%,RSD为1.4%(n=9).结论:该测定方法简便、快速、准确,可用作鱼腥草滴鼻剂中甲基正壬酮的含量测定..
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