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Showing 1 to 20 of 45 for “"gas-liquid chromatography"”.
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Thermodynamic Measurements by Gas-Liquid Chromatography
… the large scale continuous and semi-continuous gas liquid chromatographs (G.L.C.) in operation in this department by using analytical G.L.C. equipment. A commercial dual-channel chromatograph was modified to enable the partition coefficients of various solutes in polymer stationary phases to be …
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The separation of diastereoisomers by gas-liquid chromatography
The preparation and the gas chromatographic behaviour of several series of diastereoisomeric compounds is described. The series are the following: (1) Alkyl lactates, {2) Afkyl á-alkanoyloxypropionates, (3) Dialkyl esters of 2,3-butanediol, (4) Di-(haloacetic) esters of 2 1 3-butanediol and (5) …
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Part I. Gas-Liquid Chromatography of Volatile Inorganic Fluorides. Part Ii. Thermodynamics of Solution of Selected Metal-Halides via Gas-Liquid Chromatography
Made available in DSpace on 2014-12-09T17:35:39Z (GMT). No. of bitstreams: 1 6706609.pdf: 5155754 bytes, checksum: 94053fbf7ac95db9da78811322a704a6 (MD5) Previous issue date: 1966
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Reactivity of Transition Metal Complexes Using Gas-Liquid Chromatography
Made available in DSpace on 2014-12-13T20:10:21Z (GMT). No. of bitstreams: 1 7811217.pdf: 8547856 bytes, checksum: d40b7dae585872a2fd99735616571811 (MD5) Previous issue date: 1978
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Thermodynamics of an Inorganic System via Gas-Liquid Chromatography
Made available in DSpace on 2014-12-09T17:34:56Z (GMT). No. of bitstreams: 1 6408445.pdf: 3147609 bytes, checksum: a8f4d6576b665a2f66d904957dd6cf0c (MD5) Previous issue date: 1964
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Factors affecting the separation of organic compounds by gas liquid chromatography
… and thirdly it has been an application of gas chromatography in the study of the forces of intermolecular interaction in solution. To carry out these investigations, the retention times of twenty five monofunctional and bifunctional compounds have been determined on four stationary liquids …
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Preparative Scale Separation of Organic Mixtures by Semi-Continuous Gas-Liquid Chromatography
… chromatographic theory, the use of G.L.C. (gas-liquid chromatography) for the prediction of thermodynamic data, and the scale-up of the chromatographic process for preparative and production level separations. The application of G.L.C. for the separation of fatty acids is also reviewed and …
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The application of gas-liquid chromatography to the structural investigation of Polysaccharides
… reported analysis of carbohydrate derivatives by gas-liquid chromatography, using the hydrogen-flame ionization detector. The conditions used compared favourably with conditions reported by other workers and were well suited to the quantitative analysis of methanolysis products from methylated …
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Infinite dilution activity coefficient measurements of organic solutes in selected deep eutectic solvents by gas-liquid chromatography
Submitted in fulfillment of the academic requirements for the degree of Master of Engineering: Chemical Engineering, Durban University of Technology, Durban, South Africa, 2018.
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Part I. Characterization of the Flame Photometric Detector for Gas Chromatography. Part Ii. Thermodynamics of Some Metal Beta-Diketonates via Gas-Liquid Chromatography
Made available in DSpace on 2014-12-09T17:35:28Z (GMT). No. of bitstreams: 1 6607737.pdf: 3649635 bytes, checksum: a92f3a6a2d1589ff070d9eb5ab505f7b (MD5) Previous issue date: 1966
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The application of gas liquid chromatography to the simultaneous analysis of sugars and sugar phosphates in biological samples /|nby David J. LeBlanc. -- 260 St. Catharines [Ont. : s. n.],
… undertaken' to determine the applicability of gas liquid chromatography to the simultaneous analysis of sugars and sugar phosphates from biological samples. A new method of silylation involving dimethylsulfoxide, hexamethyldisilazane, trimethylchlorosilane and cyclohexane (1:0.2:0.1:1) which …
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The Pharmacokinetics of Hexachlorobenzene in Male Beagles
… of HCB was accomplished using electron-capture, gas-liquid chromatography while detection and quantitation of ('14)C was carried out using liquid scintillation spectrometry.
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The effects of acetone shock loading on phenol acclimated cultures
… rates were then monitored using direct injection gas-liquid chromatography. The results of the investigation indicated that, under the described experimental conditions, qualitative shock loading of phenol acclimated/utilizing cultures had no significant effect on effluent phenol concentrations. …
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Some non-cellulosic b-D-Glycans from plant sources
… such as methylation analysis (involving use of gas liquid chromatography mass spectrometry), optical rotation measurements, mass spectrometry and n.m.r. spectroscopy on the original polysaccharides and on degraded products obtained by methods such as acid- or enzyme-catalysed hydrolysis and …
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Chemical and Chromatographic Studies on Dimeric Fatty Acids (Heated Fats)
… chromatographic systems including gel permeation chromatography, high performance size exclusion chromatography, gas liquid chromatography, high performance liquid chromatography and thin layer chromatography were developed in order to identify and isolate dimer present in an oxidation mixture …
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Iron and DHA in Relation to Early Cognitive Development
… ID was identified by ELISA; DHA status by gas liquid chromatography. ID was assessed by serum transferrin receptor (sTfR), serum ferritin (SF), and body iron (BI); DHA by median split. Bayley Scales of Infant Development Index II (BSID-II) Mental Developmental Index (MDI) and Psychomotor …
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The pyrrolizidine alkaloids : studies on the pyrrolizidine base Retronecanol
… The product of the reaction was shown by gas-liquid chromatography to be a mixture with at least five components. Attempts to separate and purify the components were unsuccessful, although some information regarding their identity was deduced. The mass spectra of retronecanol, heliotridane …
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Fatty acid composition and other characteristics of shortened cakes
… baked cakes, fatty acids were determined using gas liquid chromatography.
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Assay procedures for dehydroepiandrosterone
… to separate the various ketosteroid fractions by gas-liquid chromatography (GLC). It is the purpose of this thesis to develop a third methodology for the determination of DHEA in the urine. This new methodology is based on the principle of radioimmunoas say (RIA), and depends on the reaction …
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