Determined by the method of HPLC,the content of Oleanolic Acid in Ligustrum robustum (Hoxb) Blume, Ligustrumpricei Hayat, Ligustrum lucidum Ait. And Ligustrum henryi Hemsl is 0.6809%, . 0.2841%, 0.113% and 0.013% respectively.

• 采用HPLC测定齐墩果酸的含量，得到所测样品粗壮女贞叶0.；6809%25，其次是女贞叶0