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《Qilu Pharmaceutical Affairs》 2007-09
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Study of the method for controlling the quality of Radix et Rhizoma Rhei in Qingre Shenxiong Pill

LI Zheng-Guo1,2,YU Li-Zuo2(1.Shandong University of Traditional Chinese Medicine,Shandong Ji'nan 250014;2.Ji'ning Institute for Drug Control Ji'ning 272025)  
OBJECTIVE In order to control the qualilty of this drug,A RP-HPLC method was established to determine the active constituent-Radix et Rhizoma Rhei in Qingre Shenxiong Pill.METHODS The experiment were perform on Kromasil TMC18(4.6×250mm,5μm)column,methanol-0.1% phosphoric acid(85∶15)as mobile phase and detection wavelength was 254 nm.RESULTS The Iinear ranges of rhein,emodin and chrysophanol were 0.0508~0.5588μg,0.0409~0.4497μg,0.0418~0.4602μg,and their average recoveries were 100.18%,100.55% and 99.93%,respectively.CONCLUSION This mothod shows high accuracy,highly repeatable and can be used for quality control of Radix et Rhizoma Rhei in Qingre Shenxiong Pill.
【CateGory Index】: R286.0
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