Extraction of Essential oil From Plant Leaves
Keywords:essential oil, karanja, basil, eucalyptus, IS1797.
Essential oil is a concentrated hydrophobic liquid containing volatile aroma compounds from plants. They are
also known as volatile oil, ethereal oils, aetherolea or simply as the oil of the plant. Anoil is essential in the sense that it
contains the essence of plant’s fragrance. Essential oilcan be extracted from plantleaves, barks, flowers, stem, seeds.
Essential oil bring a wide range of health benefits, unlike modern drugs they have no side effects. Mostly, essential oil
are obtained by distillation although other methods are used other methods include expression, solvent extraction,
absolute oil extraction, resin tapping and cold pressing In this project IS1797(trap method) is used to extract oil.
Apparatus consist of a 500 ml short neck round bottom flask heated using heating mental and provided with a reflux
condenser discharging into a trap connected to a flask. The trap serves to collect and measure the condensate. We got
the essential oil from eucalyptus leaves (0.79%), basil leaves (0.99%), karanjaleaves (0.39%). Essential oil of basil
leaves is more than that of karanja and eucalyptus leaves