Table 4 Main components and their proportions to 1,8-cineole of rosemary essential oils extracted by hydrodistillation, supercritical CO2 and olive oil maceration.

From: In sight on olive oil maceration and supercritical CO2 in extracting rosemary essential oil

Compound

Hydro distillation

Supercritical CO2

Maceration

α-Pinene

0.22

0.07

0.23

Camphene

0.08

0.02

0.07

1,8-cineole

1.00

1.00

1.00

Camphor

0.33

0.49

0.20

Borneol

0.17

0.50

0.06

α-Terpinol

0.09

0.29

0.03

Caryophyllene

0.26

0.03