Results 41 to 50 of about 134,858 (161)

Studies on the extraction of wheat germ oil by commercial hexane

open access: yesGrasas y Aceites, 2002
Extraction of an edible oil from wheat germ, an important byproduct of wheat milling industry in Egypt, using commercial hexane was studied. The extraction was carried out in a single and in two successive stages using different solvent-to-solid ratios ...
Ola. A. Megahad, Omayma S. El Kinawy
doaj   +1 more source

Pengaruh Prosentase Solvent Non Polar dalam Campuran Pelarut terhadap Pemisahan Senyawa Non Polar dari Minyak Nyamplung

open access: yesJurnal Teknik ITS, 2014
Minyak nyamplung (Calophyllum inophyllum oil) dikenal sebagai minyak yang tidak dapat dikonsumsi. Oleh sebab itu, penelitian tentang minyak ini kebanyakan hanya terfokus pada konversi minyak menjadi biodiesel.
Desy Anggraini   +2 more
doaj  

Value of hydroalcoholic treatment of rapeseed for oil extraction and protein enrichment☆

open access: yesOilseeds and fats, crops and lipids, 2019
This study investigated alternative solvents: ethanol and isopropanol, to replace hexane and enhance the quality and value of oil and meal. Rapeseed oil extraction was carried out using ethanol (92 wt.% or 96 wt.%), isopropanol (84 wt.% or 88 wt.%) or ...
Citeau Morgane   +3 more
doaj   +1 more source

Characterization and Larvicidal Potency of Crude Urtica massaica Extracts Against Anopheles gambiae (Diptera: Culicidae) [PDF]

open access: yesعلوم بهداشتی ایران
Background and Purpose: Plants contain complex bioactive compounds with insecticide properties. The present study was designed to characterize and determine the larvicidal potency of crude methanol and hexane extracts of Urtica massaica against ...
Jared Yugi Owiti   +4 more
doaj  

Calendula Flowers (Calendulae officinalis flos): Methods to Obtain Fractions of Biologically Active Substances

open access: yesРегуляторные исследования и экспертиза лекарственных средств
INTRODUCTION. The pharmaceutical industry aims at developing sustainable resource-saving technologies for manufacturing medicines. Approaches to the effective use of herbal drugs include applying technologies yielding compounds with various ...
R. I. Lukashou, N. S. Gurina
doaj   +1 more source

Tetradesmus obliquus microalgae: solvent extraction of lipids under different process conditions [PDF]

open access: yesScientia Agricola
Microalgal lipids exhibit physical-chemical characteristics similar to vegetable oils, representing alternative sources of long-chain fatty acids for food supplements.
Neuza Liliana Calvo Meroiço   +6 more
doaj   +1 more source

The economic demonstrator: prepare it once, use it many times. V. liquid–liquid phase transition phenomena

open access: yesEducación Química, 2019
A simple and economic way of conducing demonstration experiments about liquid–liquid phase transitions is presented and discussed. Pairs of liquids are sealed in a series of ampoules and each ampoule is put in a beaker filled with either ice or hot water.
Miha Bukleski, Vladimir Petruševski
doaj   +1 more source

Tetracarbonylbis(η5-cyclopentadienyl)bis(diphenylphosphine)dimolybdenum(Mo—Mo) hexane solvate

open access: yesActa Crystallographica Section E, 2008
The title compound, [Mo2(C5H5)2(C12H11P)2(CO)4]·C6H14, is a centrosymmetric Mo complex in which two Mo atoms are connected by an Mo—Mo bond [3.2072 (12) Å].
David R. Tyler   +3 more
doaj   +1 more source

Comparative volatile profiling of mango (Mangifera indica) and its role in mediating chemoecological behaviour of mango pulp weevil (Sternochetus frigidus)

open access: yesFrontiers in Insect Science
IntroductionThe volatiles from Mango tree play a critical role in mediating interactions with herbivores, including the mango pulp weevil (Sternochetus frigidus), a serious quarantine pest of mango.
Sayesta Mehejaveen Begum   +6 more
doaj   +1 more source

Thermal Desorption in Pure Hexane and Hexane/Butane Mixtures on Graphite

open access: yesAmerican Journal of Undergraduate Research, 2004
The results of an extensive study of desorption in hexane (monolayer and submonolayer) and hexane/butane mixtures initially adsorbed onto the graphite basal plane is presented. Molecular dynamics (MD) simulations are utilized to carry out atomistic simulations at temperatures 300≤T≤700 for all three cases studied.
openaire   +1 more source

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