The average recovery rates of ursolic acid and oleanolic acid were 99.%(RSD 0.7%)and 98.7%(RSD 0.8%),respectively.
The average recovery rates of ursolic acid and oleanolic acid were 99.%(RSD 0.7%)and 98.7%(RSD 0.8%),respectively.
乌索酸和齐墩果酸的平均回收率分别为99.%(RSD为0.7%)和98.7%(RSD为0.8%)。