摘要
目的建立超高效液相色谱串联质谱(UPLC-MS/MS)法同时测定降脂活血片(何首乌、黄芪、川芎等)中5种成分的含有量。方法该药物50%甲醇提取液的分析采用Restek UItra Bi Ph色谱柱(100 mm×2.1 mm,5μm);以乙腈(含0.1%甲酸)-0.1%甲酸为流动相,梯度洗脱;体积流量0.4 mL/min;柱温40℃。结果二苯乙烯苷、丹参酮Ⅱ_A、大黄素、阿魏酸、葛根素分别在4.01~1 027、0.73~187、1.48~380、3.98~1 020、4.285~1 097 ng/mL范围内线性关系良好(r>0.994 0),平均加样回收率98.57%~101.0%,RSD(n=6)均小于4.79%。结论该方法专属性强,灵敏度高,可用于降脂活血片的质量控制。
AIM To establish an ultra-performance liquid-chromatography tandem mass spectrometry(UPLCMS/MS) method for the simultaneous content determination of five constituents in Jiangzhi Huoxue Tablets(Polygoni multiflori Radix,Astragali Radix,Chuanxiong Rhizoma,etc.). METHODS The 50% methanol extract of this drug was performed on a 40 ℃ thermostatic Restek UItra Bi Ph column(100 mm × 2. 1 mm,5 μm),with the mobile phase comprising of acetonitrile(containing 0. 1% formic acid)-0. 1% formic acid flowing at 0. 4 mL/min in a gradient elution manner. RESULTS Stilbene glycoside,tanshinoneⅡ_A,emodin,ferulic acid and puerarin showed good linear relationships within the ranges of 4. 01-1 027,0. 7-187,1. 48-380,3. 98-1 020 and4. 285-1 097 ng/mL(r > 0. 994 0),whose average recoveries were 98. 57%-101. 0% with the RSDs(n = 6) of less than 4. 79%. CONCLUSION This specific and sensitive method can be used for the quality control of Jiangzhi Huoxue Tablets.
引文
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