نتایج جستجو برای: compound of essential oil
تعداد نتایج: 21202857 فیلتر نتایج به سال:
abstract: due to the importance of essential oils and their use in various industries, the essential oils of four types of citrus consisting of orange (c. sinesis), tangerine (c. reticulate), sweet lemon (c. limetta) and sour lemon (c. limon) were extracted and subjected to chemical analysis to identify and evaluate the chemical constituents of the oils. the average essential oils of orange, ta...
background & aim: kelussiaodoratissima mozaff is a valuable plant of apiaceae family that is used as medicinal and aromatic herb. according to the importance of drying treatment on quality and quantity of essential oil, the effect of different drying methods on essential oil yield and chemical composition of kelussia odoratissima mozaff was examined in this research. experimental: this res...
the quest for power has formed much of the world history especially in 20th and 21st centuries. oil (energy) particularly after industrial revolution has been a tool for conquest and power and has been transformed to a geopolitical issue. from a geopolitical point of view this has been the case for the last two centuries in central asia and caucasus. central asia and caucasus has always been...
achillea millefolium belong to the asteraceae family and from genus achillea. in this study essential oils were extracted from all aerial parts via hydro distillation (hd) method by clevenger set . by using of gas chromatography/mass spectrometry ( gc-ms) technique the chemicals component essential oil were identified. about 41 components with were identified which encompassed 97.66 percent of ...
Background & Aim: Kelussiaodoratissima Mozaff is a valuable plant of Apiaceae family that is used as medicinal and aromatic herb. According to the importance of drying treatment on quality and quantity of essential oil, the effect of different drying methods on essential oil yield and chemical composition of Kelussia odoratissima Mozaff was examined in this research. ...
Background & Aim: Kelussiaodoratissima Mozaff is a valuable plant of Apiaceae family that is used as medicinal and aromatic herb. According to the importance of drying treatment on quality and quantity of essential oil, the effect of different drying methods on essential oil yield and chemical composition of Kelussia odoratissima Mozaff was examined in this research. ...
Achillea millefolium belong to the asteraceae family and from genus achillea. In this study essential oils were extracted from all aerial parts via hydro distillation (HD) method by clevenger set . By using of gas chromatography/mass spectrometry ( GC-MS) technique the chemicals component essential oil were identified. About 41 components with were identified which encompassed 97.66 percent of ...
the present work was designed to study the antioxidant activity and to identify the main active components of the essential oil of ajowan (trachyspermum copticum) fruit. gc and gc-ms analyses of the essential oil showed the presence of eight compounds. the main constituents of the oil were thymol (43.7%), p-cymene (26.8%), and γ-terpinene (24.9%). the antioxidant and free radical scavenging act...
ABSTRACT: Due to the importance of essential oils and their use in various industries, the essential oils of four types of citrus consisting of orange (C. sinesis), tangerine (C. reticulate), sweet lemon (C. limetta) and sour lemon (C. limon) were extracted and subjected to chemical analysis to identify and evaluate the chemical constituents of the oils. The average essential oils of orange, ta...
in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...
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