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Optimization orthogonal of percolation extraction process of Radix Angelicae Pubescentis coumarin
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DOI   10.11656/j.issn.1672-1519.2015.02.13
Key Words   Radix Angelicae Pubescentis;percolation;orthogonal test;HPLC
Author NameAffiliationE-mail
WANG Chun-peng Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China  
LUO Qian Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China  
LI Jin Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China  
HE Jun Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China  
MA Wen-fang Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China  
LIU Er-wei Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China  
CHANG Yan-xu Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China tcmcyx@126.com 
Abstract
    [Objective] To investigate the best percolation extraction condition of Radix Angelicae Pubescent coumarin. [Methods] L9 (34) orthogonal experimental method was used to study the effects of ethanol concentration, solid-liquid ratio, soaking time on the contents of osthole, columbianetin acetate, columbianetin and columbianadin in Radix Angelicae Pubescent extract. [Results] Ethanol concentration was the main factor of affecting percolation,and the optimum extraction was 75% ethanol,solid-liquid ratio of 1:8,soak 8 hours. [Conclusion] This method could be used as the best percolation extraction process of Radix Angelicae Pubescentis coumarin.

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