HPLC法测定小儿白贝止咳糖浆中原阿片碱的含量

Drug Standards of China(2019)

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Abstract
目的:建立小儿白贝止咳糖浆中原阿片碱的含量测定方法.方法:采用高效液相色谱法测定,色谱条件为:Agilent TC C18色谱柱(4.6 mm ×250 mm,5μm),流动相为乙腈-三乙胺醋酸溶液(18∶ 82),流速1 mL·min-1,检测波长289 nm,柱温30℃.结果:原阿片碱在0.139 5~2.232 3μg范围内线性关系良好(r =0.999 8),平均回收率99.14%(RSD=0.82%).3批样品含量测定结果:平均含量为6.6μg·mL-1.结论:本方法简便、准确、重现性好,可以作为小儿白贝止咳糖浆的控制方法.
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