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出 处:《中药材》2009年第6期975-977,共3页Journal of Chinese Medicinal Materials
摘 要:目的:建立同时测定六味安消胶囊中芦荟大黄素、大黄酸、大黄素、大黄酚和大黄素甲醚含量的RP-HPLC方法。方法:采用RP-HPLC法,Diamonsil-C18柱(200mm×4.6mm,5μm),甲醇-0.05%磷酸水溶液为流动相,梯度洗脱;流速:1.0mL/min,柱温:35℃,检测波长:254nm。结果:芦荟大黄素、大黄酸、大黄素、大黄酚和大黄素甲醚分别在1.622~16.22μg/mL(r1=0.9998),0.6960~6.960μg/mL(r2=0.9998),2.448~24.48μg/mL(r3=0.9995),2.752~27.52μg/mL(r4=0.9997)和2.702~27.02μg/mL(r5=0.9997)范围内呈良好线性关系(n=6)。结论:本方法结果准确,操作简便、可靠,重复性好,可为六味安消胶囊的质量控制提供方法。Objective : To establish an RP-HPLC method for measuring the contents of aloe-emodin, rhein, emodin, chrysophanol and physion in Liuwei'anxiao Capsules (traditional Chinese medicine). Methods: The analysis was carried out with a Diamonsil-C18 column (200 mm ×4. 6 mm,5 μm) and a mobile phase of methanol-0. 05% phosphoric acid solution with gradient elution. The flow rate was 1.0 mL/min and the column temperature was 35 ℃. The detection wavelength was 254 nm. Results: The calibration curve was linear within the range of 1. 622 - 16. 22μg/mL(r1 = 0. 9998), 0. 6960 - 6. 960 μg/mL(r2 = 0. 9998), 2. 448 - 24.48 μg/mL ( r3 = 0. 9995 ) , 2. 752 - 27.52 μg/mL( r4 = 0. 9997 ) , 2. 702 - 27.02 μg/mL( r5 = 0. 9997 ) for aloe-emodin, rhein, emodin, chrysophanol and physion, respectively. Conclusion: This method is convenient, accurate and reproducible for the quality control of Liuwei'anxiao Capsules.
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