Table 1.
Physical properties of the essential oil from Korean native plants

Species	Yield	Acidity	Density (g/ml)	Refraction
Juniperus chinensis L. var. sargentii Henry	3.92±0.13	0.94±0.02	0.87	1.48
Citrus natsudaidai Hayata	5.88±0.23	0.87±0.04	0.84	1.47
Citrus reticulata Blanco	5.35	3.34±0.16	0.84	1.47
Citrus unshiu (Yu.Tanaka ex Swingle) Marcow.	5.26±0.13	1.12±0.08	0.83	1.47
Artemisia capillaris Thunb.	0.30±0.05	4.33±0.18	0.88	1.51
Aster glehnii F. Schmidt	0.31±0.20	2.48±0.10	0.83	1.48
Juniperus chinensis L.	1.69±0.35	1.26±0.00	0.88	1.47
Zanthoxylum schinifolium Siebold & Zucc.	2.34±0.81	0.94±0.02	0.93	1.52
Zanthoxylum piperitum (L.) DC.	2.97±0.70	0.98±0.12	0.83	1.47
Cinnamomum loureirii Nees	0.58±0.18	3.10±0.22	0.88	1.48