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高效液相色谱法测定双嘧达莫血药浓度 被引量:1

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摘要 【目的】采用 HPLC 法测定双嘧达莫血药浓度。【方法】色谱柱为 Merck Hibar Lichrospher 100 RP18柱(4.6mm×250 mm,5μm),流动相为甲醇-0.02mol/L NaAc 缓冲液(0.25%三乙胺,pH 4.5)=70:30(V/V),柱温为室温,流速1.0mL/min,检测波长285nm。【结果】双嘧达莫血药浓度在25-5000ng/mL 范围内。浓度与峰面积比有良好线性关系(r=0.9998),最低检测浓度为5ng/mL。平均方法回收率为(99.1/2.8)%(n=15)。日内 RSD≤3.0%,日间 RSD≤8.4%。【结论】本方法简单、快速、准确,可用于双嘧达莫的临床药动学研究。
出处 《中山大学学报(医学科学版)》 CAS CSCD 北大核心 2005年第B03期107-108,共2页 Journal of Sun Yat-Sen University:Medical Sciences
作者简介 任斌(1972-),男,贵州贵阳人,主管药师.E-mail:renbinsys@sirm.com
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