Then, two extractions, preceded by a cyclohexane wax elimination, were independently performed on 1 g samples with DCM (E5) and a mixture of DCM,MeOH, and H2O (31/19/4) (E6). For E1, a decoction of 1 g of propolis powder was boiled in 20mL
H2O at 100∘C for 15 min.