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机构地区:[1]江西省鹰潭市药品检验所,鹰潭335000 [2]江西中医学院,南昌330000 [3]江西省食品药品检验所,南昌330000
出 处:《药物分析杂志》2013年第3期490-492,502,共4页Chinese Journal of Pharmaceutical Analysis
基 金:2009-2010年度国家药品标准提高品种(任务书编号:344)
摘 要:目的:建立化积口服液的定性定量方法。方法:以TLC法对方中的红花进行定性鉴别:采用硅胶G薄层板,以环己烷-乙酸乙酯(5∶3)为展开剂,在紫外光灯(365 nm)下检视;以HPLC法测定化积口服液中红花的活性成分对香豆酸的含量:采用Diamonsil C18(250 mm×4.6 mm,5μm)色谱柱,以乙腈-0.5%磷酸(18∶82)为流动相,流速1.0 mL·min-1,检测波长308 nm,柱温30℃。结果:TLC鉴别,可检出红花;HPLC测定,对香豆酸进样量在0.02~0.42μg范围内线性关系良好,平均回收率为99.8%(RSD=1.8%,n=6)。结论:该法能准确鉴别出化积口服液中的红花,新增的对香豆酸含量测定方法经方法学考察,方法可行,可用于化积口服液质量控制。Objective:To establish qualitative and quantitative methods to evaluate Huaji Koufuye. Methods:Flos Carthami was identified by thin layer chromatography (TLC). The analysis was performed on a silica gel G thin - layer plate with cyclohexane - ethyl acetate (5 : 3 ) as the developing solvent, detected at an ultraviolet lamp ( 365 nm). The content of the active component in Huaji Koufuye,p -coumaric, was determined by HPLC, which was performed on a Diamonsil C18 (250 mm ×4. 6 mm,5 μm) column eluted with aeetonitrile - 0. 5% phosphoric acid ( 18: 82) at the flow rate of 1.0 mL ·min - 1, detected at a wavelength of 308 nm. The column temperature was at 30 ℃. Results: Flos Carthami could be identified by TLC. The injection sample of p - coumaric showed a good linear relationship in the range of 0. 02 -0. 42 μg, the average recovery (n = 6)was 99. 8 % with RSD of 1.8 %. Conclu- sion: The method can identify Flos Carthami of Huaji Koufuye accurately, and the p - coumaric content determina- tion method is a feasible method, which can be used for the quality control of Huaji Koufuye.
关 键 词:化积口服液 定性定量方法 红花 对香豆酸 薄层色谱法 高效液相色谱法 质量标准提高
分 类 号:R917[医药卫生—药物分析学]
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