HPLC法测定消炎灵片中异秦皮啶的含量

Determination of Isofraxidin in Xiaoyanling Tablets by HPLC

摘要:

以高效液相色谱法测定了消炎灵片中异秦皮啶的含量,平均回收率为99.4%,RSD为1.32%(n=5)。方法简便,可靠,可作为本品质量控制标准。

Abstract:

The quantitative determination of isofraxidin in Xiaoyanling tablets was established by HPLC method.HPLC conditions as fellows:column:Intetsil ODS-3(5μm,4.6mm×250mm),mobile phase:CH₃CN-0.1% phosphorus acid solution(20∶80).The average recovery and relative standard deviation were 99.4% and 1.32%(n=5)respectively.The method was convenience and reliable.