Konu "Gc/Ms" için Bitki, İlaç ve Bilimsel Araştırmalar Merkezi listeleme
Toplam kayıt 17, listelenen: 1-17
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Antimicrobial screening of Mentha piperita essential oils
(American Chemical Society, 2002)Essential oils of peppermint Mentha piperita L. (Lamiaceae), which are used in flavors, fragrances, and pharmaceuticals, were investigated for their antimicrobial properties against 21 human and plant pathogenic microorganisms. ... -
Comparative study of the essential oils of Heracleum sphondylium ssp ternatum obtained by micro- and hydro-distillation methods
(Consultants Bureau, 2002)The volatile compounds obtained by hydro- and micro-distillation methods from crushed fruits of Heracleum sphondylium ssp. ternatum (Velen.) Brummitt were analyzed by GC/MS. Both distillation methods and analysis results ... -
Comparative study of the essential oils of Heracleum sphondylium ssp. ternatum obtained by micro- and hydro-distillation methods
(2002)The volatile compounds obtained by hydro- and micro-distillation methods from crushed fruits of Heracleum sphondylium ssp. ternatum (Velen.) Brummitt were analyzed by GC/MS. Both distillation methods and analysis results ... -
The composition and antifungal bioassay of the essential oils of different Betula species growing in Turkey
(Consultants Bureau, 2000)Five Betula species, B. pendula, B. browicziana, B. medwediewii, B. litwinowii, and B. recurvata, were collected from different parts of Turkey. The leaves of these species were hydrodistilled to yield the consequent ... -
The composition of essential oils from various parts of Juniperus foetidissima
(Consultants Bureau, 2002)Water-distilled oils from the leaf, cone berry, seedless cone berry, seed, and branch of Juniperus foetidissima were analyzed by GC/MS. The main components of the leaf oil were found as beta-thujone and cedrol. Sabinene ... -
Composition of the essential oil of Ononis viscosa subsp breviflora
(Consultants Bureau, 2002)Water-distilled essential oil from Ononis viscosa L. subsp. breviflora (DC) Nyman was analyzed by GC/MS. Forty compounds were characterized representing 81.3% of the oil. Hexahydrofamesylacetone (12.5%), carvacrol(10.0%), ... -
Composition of the essential oil of Ononis viscosa subsp. breviflora
(2002)Water-distilled essential oil from Ononis viscosa L. subsp. breviflora (DC.) Nyman was analyzed by GC/MS. Forty compounds were characterized representing 81.3% of the oil. Hexahydrofarnesylacetone (12.5%), carvacrol (10.0%), ... -
Composition of volatiles obtained from spices by microdistillation
(Consultants Bureau, 2003)Organic volatiles obtained by microdistillation from five common spices (Coriandrum sativum L., Foeniculum vulgare Miller, Piper nigrum L., Anethum graveolens L., Pimpinella anisum L.) using an Eppendorf Micro-Distiller ... -
Essential oil and antimicrobial evaluation of the Pistacia eurycarpa
(Consultants Bureau, 2001)The compositions of microdistilled and hydrodistilled essential oils of the mastix of Pistacia eurycarpa Yalt. (Anacardiaceae) were compared. The essential oils were analyzed by GC/MS: alpha- and beta-pinenes were found ... -
Essential oil composition of three species of Achillea from Kazakhstan
(Consultants Bureau, 2001)The chemical composition of essential oils of Achillea millefolium L., A. nobilis L from Kazakhstan flora and A. grandiflora Bieb introduced in culture at the Karaganda Botanic garden were determined by GC/MS. The main ... -
Essential oil of Arischrada korolkowii from the Chatkal mountains of Uzbekistan
(Consultants Bureau, 2002)The herbal parts of Arischrada korolkowii (Regel et Schmalh.) Pobed. (Lamiaceae) growing in Uzbekistan were hydrodistillated to yield 1.1% of essential oil. The essential oil was analyzed by GC/MS. Eighty eight compounds ... -
Essential oils of annual Sideritis species growing in Turkey
(Swets Zeitlinger Publishers, 2000)Water distilled essential oils of five annual Sideritis species collected from different regions of Turkey were analysed by GC/MS. Results are tabulated and compared with main components of the essential oils of perennial ... -
Essential oils of two Hypericum species from Uzbekistan
(Consultants Bureau, 2002)The water-distilled essential oils from aerial parts of two Hypericum species (Hypericaceae) have been analyzed by GC/MS. The main components of the essential oils of Hypericum scabrum L. were alpha-pinene -11.2%; spathulenol ... -
Micro-distilled volatile compounds from Ferulago species growing in western Turkey
(Swets Zeitlinger Publishers, 2002)Twelve Ferulago (Apiaceae) species growing in Turkey, viz. F. asparagifolia Boiss., F. aucheri Boiss., F. confusa Velen., F. galbanifera (Miller) W Koch., F. humilis Boiss., F. idaea N. Ozhatay et E. Akalm, F macrosciadia ... -
The production of essential oil from cumin seeds
(2000)Steam distillation of cumin {Cuminum cyminum L.) seeds was studieds to show the effects of particle size, batch size, and distillation rate on Uieir essential oil recovery. Experiments were carried out both on bench and ... -
Production of essential oil from cumin seeds
(Consultants Bureau, 2000)Steam distillation of cumin (Cuminum cyminum L.) seeds was studied to show the effects of particle size, batch size, and distillation rate on their essential oil recovery. Experiments were carried out both on bench and ... -
Volatile compounds from Haplophyllum myrtifolium
(Consultants Bureau, 2001)The volatile fractions of the petroleum ether extract and of the alkaloid extract of Haplophyllum myrtifolium Boiss., endemic to Turkey, were trapped by using the Solid Phase Micro Extraction (SPME) technique and analyzed ...