Sublimation of solid CO2 selectively removed hydrocarbons from bergamot oil. This result was achieved in a laboratory with very simple equipment. The oil and dry ice were mixed in a cylindrical vessel and the gas stream entrained most of non-oxygenated terpenes. Their behavior is discussed briefly.
Experiences with solid CO2 concentration of bergamot cold-pressed essential oil (Citrus bergamia Risso) / Russo, M.; Antonelli, A.; Carnacini, A.. - In: JOURNAL OF ESSENTIAL OIL RESEARCH. - ISSN 1041-2905. - 13:4(2001), pp. 247-249. [10.1080/10412905.2001.9699684]