Results 11 to 20 of about 37,547 (266)

Separation and quantitation of molecular species of plant phosphatidylcholine by high-performance liquid chromatography with flame ionization detection.

Journal of Lipid Research, 1990
A method is described for the direct quantitation of phosphatidylcholine molecular species by reverse phase high-performance liquid chromatography employing flame ionization detection. The method is shown to be applicable to plan phosphatidylcholine. The
H A Norman, J B St John
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Using the phenomenon of electrical conduction of flame of non-homogeneous air-fuel mixture in design and development of combustion chamber

Вестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
The use of ionization sensors for the study and diagnosis of the combustion process in gas-turbine power plants is substantiated in the paper.
A. P. Shajkin, P. V. Ivashin, I. R. Galiev, A. D. Derjachev, A. J. Tverdohljobov   +4 more
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Relation between flame chemiionization and variable-volume combustion chamber temperature and pressure

Вестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2017
The article presents the results of investigating the relation between flame chemiionization and the flame temperature and pressure in a variable- volume combustion chamber. Functional dependences of flame temperature and maximum pressure on the electron
A. P. Shaikin, I. R. Galiev
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Determination of lipid content and fatty acid representation in barley caryopses and malt.

Kvasný průmysl, 2009
The modern method of extraction on the fluidized bed was optimized for the determination of lipids in barley caryopses and malt. Representation of fatty acids in barley caryopsis and malt was determined from extracted lipids.
Zdeněk SVOBODA, Renata MIKULÍKOVÁ, Sylvie BĚLÁKOVÁ, Karolína BENEŠOVÁ, Zdeněk NESVADBA   +4 more
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Solid phase extraction-gas chromatography-flame ionization detection (SPE-GC-FID) for the detection of mineral oil saturated hydrocarbons (MOSH) in infant formula

Shipin yu jixie, 2023
Objective: To establish a new accurate method for the determination of mineral oil saturated hydrocarbon （MOSH） in infant formula by solid phase extraction combined with gas chromatography-Flame Ionization Detection （SPE-GC-FID）.
TANG Wanli, FENG Yanying, XIANG Jun, QIN Haijiao, HU Lingli   +4 more
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Determination of Cyanide in Biological and Non-biological Matrices by Headspace Gas Chromatography coupled to Flame- Ionization Detector

Arab Journal of Forensic Sciences & Forensic Medicine, 2015
A simple, rapid and reliable method for quantitation of cyanide was developed on a headspace gas chromatograph coupled to a flame ionization detector using a HP-Innovax (Polyethylene glycol bonded) column on an Agilent 7890A GC. Cyanide in blood or other
Humera Shafi, Adeel Subhani, Muhammad Imran, Sardar Ali Watoo, Muhammad Sarwar, Syed Saeed-ul-Hassan, Abida Latif, Muhammad Zar Ashiq, M. Ashraf Tahir, Ammar M. Tahir   +9 more
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Characterization of Odor-Active Compounds, Polyphenols, and Fatty Acids in Coffee Silverskin

Molecules, 2020
For the first time the volatile fraction of coffee silverskin has been studied focusing on odor-active compounds detected by gas chromatography-olfactometry/flame ionization detector (GC-O/FID) system.
Simone Angeloni, Serena Scortichini, Dennis Fiorini, Gianni Sagratini, Sauro Vittori, Silva D. Neiens, Martin Steinhaus, Valtcho D. Zheljazkov, Filippo Maggi, Giovanni Caprioli   +9 more
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An LMS Programming Scheme and Floating-Gate Technology Enabled Trimmer-Less and Low Voltage Flame Detection Sensor

Sensors, 2017
In this paper, a Least Mean Square (LMS) programming scheme is used to set the offset voltage of two operational amplifiers that were built using floating-gate transistors, enabling a 0.95 VRMS trimmer-less flame detection sensor.
Juan Carlos Iglesias-Rojas, Felipe Gomez-Castañeda, Jose Antonio Moreno-Cadenas   +2 more
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Application of cholesterol determination method to indirectly detect meat and bone meals in ruminant feeds

Química Nova, 2013
The aim of this study was to verify the presence of meat and bone meal (MBM) in ruminant feed, by identifying the cholesterol using gas chromatography with a flame ionization detector.
Cecília M. Bandeira, José M. Ferreira, Gislaine C. Nogueira, Neura Bragagnolo, Júlio C. C. Veado, Ronaldo L. Sanches   +5 more
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Faster gas chromatography and its use in brewing. Part 2. - The determination of high volatile beer flavours after headspace extraction.

Kvasný průmysl, 2009
Using of faster gas chromatography is one way how the requirement of quick getting of results could be solved. Silica capillary columns with new size of internal diameter - 0.18 mm - are now available on the market. This study is focussed on applications
Tomáš HORÁK, Jiří ČULÍK, Marie JURKOVÁ, Pavel ČEJKA, Vladimír KELLNER, Josef DVOŘÁK, Danuša HAŠKOVÁ   +6 more
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