Table 1.

Gas chromatography–mass spectroscopy analysis of the commercial marjoram essential oil.

Peak no.	Compounds	RT (min)	Area	Area (%)
1	α-Pinene	5.264	29,245,844	0.77
2	β-Thujene	5.461	28,205,758	0.75
3	Sabinene	8.425	252,533,788	6.67
4	β-Myrcene	10.182	52,453,398	1.39
5	α-Terpinene	10.627	214,054,901	5.66
6	p-Cymene	11.332	79,912,073	2.11
7	β-Phellandrene	11.664	63,247,131	1.67
8	γ-Terpinene	13.365	350,910,642	9.27
9	cis-Sabinene hydrate	14.416	263,147,257	6.95
10	α-Terpinolene	14.896	102,627,346	2.71
11	trans-4-Thujanol	22.686	205,966,360	5.44
12	cis-4-Thujanol	26.172	639,736,441	16.91
13	Linalool	26.271	59,600,945	1.58
14	Linalyl acetate	26.609	181,858,109	4.81
15	trans-Caryophyllene	27.739	116,573,284	3.08
16	Terpinene-4-ol	28.296	786,441,804	20.78
17	cis-p-Menth-2-en-1-ol	29.107	47,030,232	1.24
18	α-Terpineol	31.754	183,348,733	4.85
19	Bicyclogermacrene	32.791	40,297,820	1.06
20	trans-Piperitol	33.468	28,391,311	0.75
21	trans-Ascaridol glycol	45.097	29,913,149	0.79
22	1,3-Dioxolane, 2,2-dimethyl-4,5-bis(1-methylethenyl)-	47.553	28,404,580	0.75
	Total	-	3,783,900,906	99.99

RT, Retention time.