Table 3.

Percentage of major bioactive compounds in rosemary essential oil *.

Bioactive Compound	Retention Index	Percentage
α-Pinene	929	15.37
Camphene	945	10.53
β-Pinene	978	6.04
Myrcene	991	3.55
β-Phellandrene	1025	4.36
1,8-Cineole	1031	14.72
Camphor	1127	28.19
Borneol	1144	3.81
Bornyl acetate	1262	4.60
E-β-Caryophyllene	1406	2.39

* Identification by gas chromatography-mass spectrometry, National Institute of Standards and Technology (NIST, USA).