HPLC法测定复方樟脑软膏中樟脑的含量

Chinese Journal of Drug Application and Monitoring(2014)

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Abstract
目的:建立HPLC法测定复方樟脑软膏中樟脑的含量。方法:采用色谱柱Diamonsil C18柱(250 mm×4.6 mm,5μm);流动相:甲醇-乙腈-水(15∶45∶40);检测波长:289 nm;柱温:35℃;流速:1.0 mL·min-1;进样量:10μL。结果:樟脑与其他杂质峰分离良好,樟脑在250.00~2000.00μg·mL-1范围内与峰面积呈良好的线性关系(r =1.0000),平均回收率为99.68%,RSD为1.21%(n=9)。结论:本方法简便易行、准确,可作为复方樟脑软膏中樟脑的质量控制方法。
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Key words
HPLC,Compound camphor ointment,Camphor,Content determination
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