Solid Phase Microextraction (SPME)
SOLID PHASE MICROEXTRACTION Biomedical Applications pdf
... Solid-phase microextraction (SPME), developed by Pawliszyn and co-workers in 1990, is a new sample preparation technique using a fused-silica R bre that is coated on the outside with an appropriate ...
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OPTIMIZATION OF TOTAL VAPORIZATION SOLID PHASE MICROEXTRACTION (TV-SPME) FOR THE
... Our initial experiments, which sought to evaluate the VOC’s emitted by pupae using headspace solid phase microextraction (HS-SPME) at elevated temperatures, were unsuccessful. Hence, attention turned ...
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Microextraction by packed sorbent (MEPS) and solid-phase microextraction (SPME) as sample preparation procedures for the metabolomic profiling of urine
... of microextraction techniques, particularly microextraction by packed sorbent (MEPS) and solid-phase microextraction (SPME), completely modified this scenario by introducing ...
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Solid phase microextraction-gas chromatography for the analysis of explosives in post blast water samples
... Hence, in this study, direct immersion solid phase microextraction (DI-SPME) was chosen for the extraction of explosive residues in water samples.. 3.2 DI-SPME Optimization.[r] ...
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Profiling of Carnitine Shuttle System Intermediates in Gliomas Using Solid-Phase Microextraction (SPME)
... As such, in-depth analyses of this pathway in different malignant tumors could be important for the detec-tion and treatment of this disease. The current study aims to assess the profiles of carnitine and acylcarnitines ...
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Solid phase microextraction analysis of volatile constituents of heated palm olein and selected oils
... a solid-phase microextraction (SPME) headspace technique with an adsorbent of a divinylbenzene/carboxen (50/ 30µm) on polydimethylsiloxane (PDMS) ...
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Characterization of volatile compounds of Daucus crinitusDesf. Headspace Solid Phase Microextraction as alternative technique to Hydrodistillation
... Mohammed El Amine Dib 1 , Nassim Djabou 1,2 , Jean-Marie Desjobert 2 , Houcine Allali 1 , Boufeldja Tabti 1 , Alain Muselli 2* , Jean Costa 2 Abstract Background: Traditionally, the essential oil of aromatic herbs is ...
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Determination of volatiles in beer using solid phase microextraction in combination with gas chromatography/mass spektrometry
... extraction, solid phase extraction, stir bar sorptive extraction or headspace techniques are used for the sample ...is solid phase microextraction ...
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Headspace Gas Chromatography Profiles of Fruit-Flavored Malt Beverages Using Solid-Phase MicroExtraction
... Solid-phase microextraction is a valuable technique for profil- ing fruit flavors and natural components of malt beverages. Many mid- to high-boiling components were detected and identified without ...
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Ordered Nanoporous Carbon Based Solid-Phase Microextraction for the Analysis of Nitroaromatic Compounds in Aqueous Samples
... ABSTRACT: In this paper, the possibility of using a new ordered nanoporous carbon as a new fiber in headspace solid phase microextraction (HS-SPME) to determine of mononitrotoluenes (MNTs) in waste ...
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Forensic analysis of explosives from water samples using solid phase microextraction-gas chromatography
... v ABSTRACT The forensic identification of bulk explosive and postexplosion residues is important in bombing investigation. The information can be used to determine the type of explosive, to link the suspect to the ...
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Time-weighted average solid-phase microextraction (TWA-SPME) for in-planta detection of chlorinated solvents
... 2.2. SOLID-PHASE MICROEXTRACTION DEVICES ...the solid-phase microextraction device employs a small segment of fused silica fiber with a thin polymer coating for both sampling of ...
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Field measurements of biogenic volatile organic compounds in the atmosphere using solid-phase microextraction Arrow
... novel solid-phase microextraction (SPME) Arrow sampling system was used for the static and dynamic collection of BVOCs from a boreal forest, and samples were subsequently analyzed on site by gas ...
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Modeling solid-phase microextraction of volatile organic compounds by porous coatings using finite element analysis
... Introduction Solid-phase microextraction (SPME) is one of the simplest and most prospective sample preparation approaches for the quantification of organic compounds in various samples ...
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Optimization of sol-gel hybrid mediated hollow fiber-solid phase microextraction for the analysis of selected aldehydes
... The presence of VOCs at trace levels is cumbersome. Owing to the complexity of sample matrices and relatively low concentration of these biomarker compounds, sample clean-up and enrichment procedure are needed to improve ...
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Principles and calibration of solid phase microextraction fibre (passive sampler) for measurements of airflow and air infiltration in dwellings
... Tracer gas techniques have been the most appropriate experimental method of determining airflows and ventilation rates in houses, however, current trends to reduce greenhouse gas effects have prompted the need for ...
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Ionic Liquid-modified NiTi Composite Nanosheets Coating for Efficient Solid Phase Microextraction of Octadecylamine in Brine
... Solid-phase microextraction (SPME) is a novel technique and integrate sampling, extraction, concentration and direct sample introduction into one step ...
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Optimization of the Headspace Solid-Phase Microextraction Gas Chromatography for Volatile Compounds Determination in Phytophthora Cinnamomi Rands
... by solid-phase microextraction fibers and detected by gas chromatography that are produced by ...headspace solid-phase microextraction (HS-SPME) together with gas chromatography ...
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Application of Solid Phase Microextraction followed by Chromatograph-Flame Ionization Detector for Sampling and Analysis of Acetonitrile in Air
... micro-solid phase extraction method for the determination of acetonitrile in the air ...stationary phase and was subsequently desorbed and analyzed by gas chromatograph equipped with a flame ...
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ANALYSIS OF HYDROCARBONS IN COMMON FUELS BY SOLID-PHASE MICROEXTRACTION (SPME) AND GAS CHROMATOGRAPHY- MASS SPECTROMETRY (GC-MS)
... INTRODUCTION: Solid-phase microextraction is a sample preparation technique that use fibre coated with extracting phase that extract different kinds of analytes for different fibre ...vapour ...
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