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A Study on the Performance of Microwave Extraction System (MES) for the Extraction of Essential Oils from Jasminum sambac Flowers: Rapidity and Quantity of Yield
Abstract:
The objective of this study was to evaluate MES and CEM for the extraction of essential oils from Jasminum sambac flowers using various methods such as dry distillation (DD), wet distillation (WD), hydro distillation (HD) and steam distillation (SD). The MES was performed by DD and WD at irradiation power of about 450 W and temperature about 100 °C for 1 hour whereas CEM was performed by HD and SD at extraction power of 450 W and temperature 100 °C for 8 hours. After 1 hour of microwave extraction, it was possible to collect sufficient essential oil which provided comparable yields to those obtained with 8 hours by CEM. To obtain its first oil droplet, it was necessary to heat only 5 min with DD and 9 min with WD against 15 min for HD and 42 min for SD. In terms of yield, MES contributed higher percentage of yield with 0.10 % and 0.06 % for DD and WD, respectively whereas both HD and SD contributed only 0.02 %.
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1745-1748
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Online since:
December 2012
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© 2013 Trans Tech Publications Ltd. All Rights Reserved
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