Objective:to study the chemical constituents of the essential oil of Inula helenium L.were extracted by steam distillation(SD)and supercritical-CO2 fluid(SFE).
The maximum inhibition rate of the extract on the formation of N-nitrosodimethylamine and NO2-elimination capabilities of coriander leaf essential oil was 70.
Results Forty-seven components were identified and Caryophyllene oxide, Spathulenol, Cyclododecane and Dodecanoic acid were found to be the major components of the essential oils.
The essential oil in the perfume contains a large admixture of alcohol. Acompound is a combination of elements or parts that together constitute a new and independent entity
Applying : You can apply the essential oil to your skin when culicid sting you.It has the function of detumescence and relieving itching.You can anoint with it before the culicid bite you.