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《Primary Journal of Chinese Materia Medica》 1999-04
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Determination of Indigo in Qinglong Pulveres by FDSM

Feng Youlong(College of Chinese Pharmacy Nanjing TCM Umiversity,Nanjing 210029) Meng QiufengCZhengzhou Zhongsheng Pharmaceutical Factory ,Zhengzhou 450051) Zhang Hu(Works Hospital of Henan Anyang Steel Company, Anyang 455000)  
VE:To get rid the disturbances of Indirubin or other components and set up a method for quality control of Chinese Traditional patent medicine Qinglong pulveues. METHOD:Indigo was determined by using First Derivative Spectrophotometric Method(FDSM). RESULT:The average recovery was 99. 63% and the RSD±18%(n = 4). CONCLUSION :This method is accurate and stable,and the result is reliable.
【CateGory Index】: R286
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