Table 2.

Chemical composition of EO from P. vera L. var. Bronte hull.

	Compound Name	Area (%)	KI a	Identification b
1	Bornylene	0.03	916	1,2
2	Tricyclene	0.72	923	1,2
3	α-Pinene	22.65	935	1,2,3
4	Camphene	3.88	950	1,2,3
5	β-Pinene	1.02	978	1,2,3
6	β-Myrcene	2.43	993	1,2,3
7	2-Carene	1.05	995	1,2,3
8	α-Phellandrene	0.47	1006	1,2
9	δ-3-Carene	7.98	1011	1,2,3
10	α-Terpinene	2.33	1018	1,2,3
11	p-Cymene	1.42	1027	1,2
12	D-Limonene	8.50	1031	1,2,3
13	trans-β-Ocimene	0.48	1050	1,2
14	cis-β-Ocimene	0.35	1056	1,2
15	γ-Terpinene	0.58	1061	1,2
16	4-Carene	32.03	1082	1,2
17	α-Pinene oxide	0.69	1096	1,2
18	Linalool	0.38	1101	1,2,3
19	2-Fenchanol	0.44	1107	1,2
20	1,3,8-p-Menthatriene	0.17	1130	1,2
21	Camphor	0.22	1148	1,2
22	Menthone	0.35	1150	1,2
23	Borneol	1.03	1169	1,2
24	p-Cymen-8-ol	0.74	1188	1,2
25	α-Terpineol	3.99	1194	1,2,3
26	Myrtenal	0.03	1197	1,2
27	Myrtenol	0.06	1202	1,2
28	α-Methylcynnamaldehyde	0.05	1210	1,2
29	Piperitone	0.53	1250	1,2
30	Nerol	0.34	1232	1,2
31	Bornyl acetate	2.37	1285	1,2,3
32	Nerol acetate	0.18	1365	1,2
33	β-Bisabolene	0.05	1513	1,2
34	γ-Selinene	0.09	1525	1,2
35	δ-Cadinene	0.07	1530	1,2
36	cis-5-Dodecenoic acid	0.13	1568	1,2
37	1,13-Tetradecadiene	1.43	1810	1,2
38	1-Hexadecanol	0.13	1880	1,2
39	Palmitic acid	0.05	1957	1,2
40	1,15-Hexadecadiene	0.43	2549	1,2
	Total	99.87
	Monoterpene hydrocarbons	86.20
	Oxygenated monoterpenes	11.37
	Sesquiterpene hydrocarbons	0.21
	Oxygenated sesquiterpenes	0.00
	Others	2.22
	Essential oil yield % (v/w)	0.3

^a Linear retention index on an HP-5MS column; ^b Identification method: 1 = linear retention index; 2 = identification based on the comparison of mass spectra; 3 = Co-injection with standard compounds.