Table 1. Chemical Composition of Volatile Oil Extracted from BO.

peak no.	RT	compound name	%
Monoterpenes
1	8.024	tricyclene	0.11
2	8.229	α-thujene	0.13
3	8.447	α-pinene	61.05
4	8.908	camphene	3.67
5	9.118	verbenene	0.43
6	9.69	p-cymene	0.25
7	9.798	sabinene	0.09
8	9.877	β-pinene	2.83
9	10.454	β-myrcene	0.94
10	10.873	α-phellandrene	0.16
11	11.073	δ-3-carene	4.22
12	11.189	p-cymenene	0.06
13	11.32	α-terpinene	0.19
14	11.608	o-cymene	3.57
15	11.743	d-limonene	9
17	12.856	γ-terpinene	0.35
24	17.586	alloocimene	1.35
29	21.52	R(+)-limonen	0.11
		total	88.51
Oxygenated Monoterpenes
16	11.827	eucalyptol	1.7
18	13.922	trans-d-dihydrocarveol	0.22
20	15.286	6-camphenol	0.19
21	15.505	2,3-epoxycarane, (E)-	4.86
22	16.506	verbenol	0.24
23	16.585	pinocarvone	0.33
25	18.238	verbenone	1.18
26	19.453	carvone	0.06
		total	8.78
Esters
27	20.905	bornyl acetate	0.66
28	21.026	bicyclo[2.2.1]heptane-3-methylene-2,2-dimethyl-5-ol acetate	1.44
		total	2.1
Sesquiterpenes
30	24.169	β-bourbonene	0.17
31	24.401	β-elemene	0.11
32	25.267	caryophyllene	0.07
		total	0.35
Others
19	14.658	6-isopropenyl-3-methoxymethoxy-3-methyl-cyclohexene	0.25