Effect of Oregano and Marjoram Essential Oils on the Physical and Antimicrobial Properties of Chitosan Based Systems

Table 1

Composition of the oregano and marjoram essential oils.

Component	Oregano oil		Component	Marjoram oil
	Rt [min]	Area [%]		Rt [min]	Area [%]
Thujene	13.77	1	Thujene	13.77	0.4
α-Pinene	13.89	0.5	α-Pinene	13.89	0.5
Camphene	14.08	0.2	Sabinene	14.40	6
β-Pinene	14.47	0.2	β-Pinene	14.47	0.4
β-Myrcene	14.59	1	γ-Myrcene	14.60	2
α-Terpinene	14.94	0.3	Phellandrene	14.79	0.3
p-Cymene	14.97	8.5	α-Terpinene	14.94	6
Limonene	15.09	0.5	p-Cymene	14.97	2
γ-Terpinene	15.39	6.4	Limonene	15.09	4
trans-Sabinene-hydrate	15.45	0.4	γ-Terpinene	15.39	13
Linalool	15.71	0.6	trans-Sabinene-hydrate	15.45	4
Borneol	16.41	0.6	Terpinolene	15.71	4
Terpinene-4-ol	16.50	0.6	cis-Sabinene-hydrate	15.76	16
α-Terpineol	16.59	0.2	2-Cyclohexen-1-ol	15.99–16.14	3
Thymol	17.28	2	Terpinen-4-ol	16.50	31
Carvacrol	17.36	75	α-Terpineol	16.58	3
Caryophyllene	18.54	2	trans/cis-p-Menth-1-en-3-ol	16.73	0.4
			Linalyl-acetate = linalool-acetate	17.05	2
			Caryophyllene	18.54	2
Total (%)		100			100