Quality Evaluation of Essential Oils
نویسندگان
چکیده
منابع مشابه
[Quality evaluation of essential oils].
Essential oils on the market were analyzed using GC-MS and the main ingredients of each essential oil were quantified. Analysis of the essential oil of Lavandula officinalis (lavender oil) showed that each sample had a different ratio of the contents of main ingredients, such as linalool, linalyl acetate, and camphor. In addition, some commercial lavender oils were analyzed by GC-MS for compari...
متن کاملQuality Attributes of Ginger and Cinnamon Essential Oils from Madagascar
Over 28,200 tonnes (t) of essential oils are produced worldwide every year at an estimated value of $18 billion, of which China contributes about 16,600 t. African countries collectively contribute less than 1% of global production. One of the major factors limiting increased trade and market penetration of African essential oils has been the lack of quality standards, inability to consistently...
متن کاملIn vitro evaluation of the tuberculocidal property of essential oils
Methods Laboratory tests were carried out in two phases. Phase I was conducted at the Sultanah Aminah Hospital, Malaysia, and phase II at the University of Geneva Hospitals. In phase I, 100 μl of different essential oils were run down the middle of freshly inoculated L-J slants with M. tuberculosis to test for growth inhibition by direct contact with the oils. In phase II, we prepared two formu...
متن کاملEvaluation of bacterial resistance to essential oils and antibiotics after exposure to oregano and cinnamon essential oils.
Essential oils (EOs) are excellent antimicrobial agents sometimes used in active food packaging. This work studies the susceptibility of 48 clinical isolates and 12 reference strains of Gram-negative bacilli to oregano essential oil, cinnamon essential oil, and combinations of both. Furthermore, the tendency of the clinical isolates to develop resistance to these EOs and to different antibiotic...
متن کاملEffect of some Ecological Factors on Quantity and Quality of the Essential Oils of Zhumeria majdae
Zhumeria majdae Rech.f. & Wendelbois the medicinal, endomic and endangered plant that has been distributed in the south of Iran. This plant is seen on very sharp slope of mountains at 520-1450 meters altitude of sea level. It has noticed by natives and is used for digestion painful as swelling, diarrhea, stomatchache and coolness. In this research, the leaves of plant and soil samples were coll...
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ژورنال
عنوان ژورنال: YAKUGAKU ZASSHI
سال: 2002
ISSN: 0031-6903,1347-5231
DOI: 10.1248/yakushi.122.253