Zhongguo Zhongyao Zazhi 2013-Jun
[Determination of ursolic acid of Sambucus adnata].
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HPLC was used to determine the content of ursolic acid of Sambucus adnata from different origins. The content of ursolic acid range between 1.14 to 5.7 microg, r = 0.999 8, the recovery range from 99.8% to 101.3%. The method is quick, sensitive and repeatable for determination of the content of ursolic acid of S. adnata.