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普拉克索贴剂及其有关物质的HPLC法测定

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Indexed by:期刊论文

Date of Publication:2015-09-11

Journal:中国医药工业杂志

Included Journals:PKU、ISTIC、CSCD

Volume:46

Issue:9

Page Number:1017-1020

ISSN No.:1001-8255

Key Words:普拉克索;有关物质;高效液相色谱;测定

Abstract:建立了高效液相色谱法测定贴剂中的普拉克索及其有关物质.采用Thermo Hypersil BDS C18柱,流动相为10 mmol/L磷酸二氢钾缓冲液(含20 mmol/L庚烷磺酸钠,以磷酸调至pH 3.0)∶乙腈(78∶22),检测波长264 nm.普拉克索在0.5~100 μg/ml范围内线性关系良好,平均回收率为98.24%,RSD为1.71%.

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