Research Article
Reduced-Pressure Boiling Extraction of Oleuropein Coupled with Ultrasonication from Olive Leaves (Olea europaea L.)
Figure 3
Displaying samples after being treated by URPE and RBE, compared with untreated ones.
(a) Untreated samples |
(b) Samples treated by URPE |
(c) Samples treated by RBE |