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Analysis of Hydrothermal Aging Water of Fire-Protective Fabrics Using GC × GC–TOFMS and FID
Many characteristics contribute to the effectiveness of textile products. For fire-protective fabrics, maintaining the physical integrity and...
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A novel fiber prepared from waste phosphogypsum for SPME of polycyclic aromatic hydrocarbons by GC-FID
In this work, we propose a new method for resource utilization of PG by using octadecyltrimethoxysilane (OTMS) to modify the surface of PG to enhance...
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Sample Preparation Methods for Fatty Acid Analysis in Different Raw Meat Products by GC-FID
In recent decades there has been a growing increase in meat consumption by the population worldwide, increasing from 30 kg/person/year in the 1980s...
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Laboratory evaluation of a prototype portable gas chromatograph (GC) with a flame ionization detector (FID) for toluene, ethylbenzene, and xylenes (TEX) analysis
The standard method to evaluate human exposure to volatile organic compounds (VOCs) is in general performed by sampling the air on sorbents followed...
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Development of a green approach based on DµSPE combined with deep eutectic solvent-based DLLME for the extraction of some pesticides from vegetable samples prior to GC–FID and GC–MS
Vitamin based dispersive micro solid phase extraction procedure combined with dispersive liquid–liquid microextraction (DLLME) was introduced as an...
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Chemical Composition of Essential Oil (GC-FID and GC-MS), Phenolic Compounds Content (LC–ESI–MS), and Antioxidant Activity of Eucalyptus marginata Leaves from Northern Tunisia: Effect of Season
Eucalyptus marginata is an aromatic and medicinal plant species used in several industrial sectors, owing to the chemical properties of its essential...
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Comparative Analysis of Nutritional Composition Between GM and Non-GM Soybeans and Soybean Oils by NMR and GC-FID Techniques
The differences in nutrition and health benefit between genetically modified (GM) and non-genetically modified (NG) foods have been attracting many...
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Proposals for the improving of the existing GC-FID methods for determination of methanol and volatile compounds in alcoholic beverages
In this work, proposals for improving the official gas chromatography flame ionization detector (GC-FID) methods for the determination of volatile...
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Perspectives on using ethanol as an internal standard for the quantification of volatile compounds in alcoholic products by headspace SPME–GC/FID without sample preparation
For the first time, the beneficial “Ethanol as Internal Standard (IS)” method developed for the analysis of alcoholic products was tested in...
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Determination of Hexanal Using Static Headspace GC-FID Method and Its Correlation with Oxidative Rancidity in Edible Oils
A static headspace gas chromatography coupled with flame ionisation detector (SHS-GC-FID) has been used to develop a method for the identification...
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High-Throughput GC-FID Method for the Determination of Residual Solvents in Early-Phase Drug Discovery Samples
In drug discovery environment, determination of residual solvents is indispensable and requires rapid analysis covering a maximum number of commonly...
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Pattern Recognition of GC-FID Profiles of Volatile Compounds in Brandy de Jerez Using a Chemometric Approach Based on Their Instrumental Fingerprints
Brandy de Jerez is a unique spirit produced in Southern Spain under Protected Geographical Indication “Brandy de Jerez” (PGI). Two key factors for...
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Polyvinyl alcohol/citric acid/β-cyclodextrin/CuONP composite nanofibers as an effective and green absorbent for the simultaneous extraction of three antidepressant drugs in biological fluids prior to GC-FID analysis
Composite nanofibers, namely, polyvinyl alcohol (PVA), citric acid (CA), β-cyclodextrin (β–CD), and copper oxide nanoparticles...
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Investigation on the Chemical Composition of Phenolic, Fatty Acid Profiles (GC-FID) and Biological Activities from Leucaena leucocephala (Lam de wit) Seed Oil and Leaves Extracts: Effect of Geographical Location and Maturation Stage
Leucaena leucocephala (Lam de wit) is a valuable source of bioactive metabolites with high preventive and therapeutic effectiveness. Here, and taking...
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Determination of ethalfluralin in soy flour samples using MnO2-deep eutectic solvent based nanofluid for its preconcentration prior to GC-FID measurement
In the present study, a dispersive solid-phase extraction based on colloidal gel is presented for rapid/efficient determination of ethalfluralin with...
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Biopolymers based-dispersive solid phase extraction combined with deep eutectic solvent-based dispersive liquid–liquid microextraction for the extraction of several pesticides from fruit juices prior to GC-FID analysis
A new analytical method based on a combination of dispersive solid phase extraction with dispersive liquid–liquid microextraction was developed for...
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A Rapid GC-FID Method for the Determination of Fatty Acids in Walnut Oils and Their Use as Markers in Authenticity Studies
The composition of walnut oils is affected by multiple factors including their variety, their geographical location, and the environmental factors....
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Determination of phytocomponents and validation of squalene in ethanolic extract of Clerodendrum serratum Linn roots—using gas chromatography-mass spectroscopy and GC-FID technique
BackgroundClerodendrum serratum Linn commonly known as Bharangi in India has wide applications in the Ayurveda and Siddha system of medicine which...
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Comprehensive study of the volatile profile of Niágara Rosada (Vitis labrusca) wines produced from Brettanomyces anomalus using GC–FID–MS: a chemical and sensory approach
There has been a controversy concerning the use of Brettanomyces in wines due to its questionable behavior. Some authors reported that this yeast...
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Direct Determination of Pyrethroids in Aqueous Samples by a Metal Organic Framework “MIL-101(Cr)” Sorbent for Solid-Phase Extraction and Thermal Desorption Coupled with GC-FID
AbstractIn this study, an online solid-phase extraction-thermal desorption method coupled with gas chromatography-flame ionization detection was used...
