Concentration of ethanol (%) | Mass of dried residue (mg) | Mass of the ursolic acids (mg) | Content of the ursolic acids (%) | Recovery of the ursolic acids (%) |
0 | 17.2 ± 0.25 | 0 | 0 |
|
35 | 29.0 ± 0.31 | 0 | 0 |
|
70 | 64.4 ± 0.19 | 28.6 ± 0.98 | 62.9 ± 0.91 |
|
80 | 116.2 ± 0.35 | 95.3 ± 0.85 | 74.9 ± 1.51 |
|
Collection of 60 - 70 | 180.6 ± 0.85 | 113.9 ± 0.75 | 63.06 ± 0.86 | 76.02 ± 1.22 |