Extraction conditions and chemical composition of supercritical fluid rosemary extracts (RE's).

aBorneol, bornyl acetate, camphor, 1,8-cineol and verbenone.bFractionation of the extracted material was performed by setting pressure of the first separator (S1) to 100 bar, while the second separator (S2) was maintained at the recirculation system pressure (50 bar).P: extraction pressure, C: ethanol used as cosolvent (% w/w), t: extraction time.