Table 1.

List of volatile compounds in the essential oil of the rosemary leaves. Their % content is presented along with the experimental and literature retention indices.

Number	Volatile Compounds	AIcal	AΙlit	% Peak Area/IS Area
1	Tricyclene	918	921	0.22 ± 0.00
2	α-Pinene st	929	932	12.94 ± 0.49
3	Camphene	945	946	6.38 ± 0.12
4	β-Pinene	974	974	8.94 ± 0.19
5	Myrcene	991	988	1.37 ± 0.02
6	3-Carene	1008	1008	0.32 ± 0.00
7	p-Cymene	1022	1020	0.17 ± 0.00
8	Eucalyptol (1,8-cineole) st	1032	1026	40.10 ± 0.65
9	Terpinolene	1085	1086	0.08 ± 0.00
10	Linalool st	1092	1095	1.41 ± 0.05
11	Camphor st	1151	1141	12.40 ± 0.27
12	Borneol	1170	1165	5.31 ± 0.21
13	Terpinen-4-ol	1179	1174	1.31 ± 0.08
14	α-terpineol	1195	1186	3.07 ± 0.15
15	Myrtenol	1195	1194	nq
16	Carvone	1249	1239	nq
17	Bornyl acetate	1288	1284	1.54 ± 0.06
18	E-Caryophyllene	1414	1417	3.45 ± 0.07
19	α-Humulene	1461	1452	0.13 ± 0.01
20	Caryophyllene oxide	1578	1582	0.66 ± 0.11
	number of components			20
	% total identified			99.81 ± 2.50

Notes: IS: internal standard, nq: not quantified, ^st: the respective standard compound was used for the identification. Results are presented as mean ± standard deviation from triplicate analysis. AI_cal: Experimental retention index on the HP-5MS column. AI_lit: Literature retention indices on apolar column from Adams et al. (2012) [26].