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GC–MS/MS–based multiresidue pesticide analysis in mealworm (Tenebrio molitor) larvae: Optimization of standard QuEChERS-based method to minimize matrix effects
Scientific article | Science and research

GC–MS/MS–based multiresidue pesticide analysis in mealworm (Tenebrio molitor) larvae: Optimization of standard QuEChERS-based method to minimize matrix effects

A GC–MS/MS method was optimized for pesticide analysis in mealworms by modifying QuEChERS extraction to improve recovery and reduce matrix effects in this complex, high-fat sample.
Mo, 19.5.2025
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Development of GC-ITQ-MS chromatographic system for the identification of hydroxy derivatives of polycyclic aromatic hydrocarbons in wastewater
Scientific article | Science and research

Development of GC-ITQ-MS chromatographic system for the identification of hydroxy derivatives of polycyclic aromatic hydrocarbons in wastewater

This study developed and validated a GC-ITQ-MS method for detecting OH-PAHs in wastewater, focusing on sample prep optimization and pollutant stability in real samples.
Mo, 12.5.2025
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SPME-GC–MS and chemometrics for coffee characterization, classification and authentication
Scientific article | Science and research

SPME-GC–MS and chemometrics for coffee characterization, classification and authentication

This study aims to detect and quantify coffee adulteration using SPME-GC–MS and chemometrics to classify samples and identify chemical markers of authenticity.
Mo, 5.5.2025
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PFAS emissions from functional textiles using micro-chamber and thermal desorption coupled to two-dimensional gas chromatography-time of flight mass spectrometry (TD-GC×GC-TOF MS)
Scientific article | Science and research

PFAS emissions from functional textiles using micro-chamber and thermal desorption coupled to two-dimensional gas chromatography-time of flight mass spectrometry (TD-GC×GC-TOF MS)

This study evaluates PFAS emissions from firefighter jackets using TD-GC×GC-TOF MS, comparing layers and wear conditions to assess exposure routes and identify discriminating chemical features.
Mo, 28.4.2025
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Cryogenic-zone-compression gas chromatography-mass spectrometry for the determination of 16 polycyclic aromatic hydrocarbons in extra virgin olive oil
Scientific article | Science and research

Cryogenic-zone-compression gas chromatography-mass spectrometry for the determination of 16 polycyclic aromatic hydrocarbons in extra virgin olive oil

Develop a simplified, green CZC-GC-MS method for semi-quantitative analysis of 16 PAHs in olive oil with minimal extraction, improved sensitivity, and reliable performance.
Mo, 21.4.2025
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Comparison of carrier gases for the separation and quantification of mineral oil hydrocarbon (MOH) fractions using online coupled high performance liquid chromatography-gas chromatography-flame ionisation detection
Scientific article | Science and research

Comparison of carrier gases for the separation and quantification of mineral oil hydrocarbon (MOH) fractions using online coupled high performance liquid chromatography-gas chromatography-flame ionisation detection

This study evaluates hydrogen, helium, and nitrogen as carrier gases in HPLC-GC-FID for MOH analysis in food, showing nitrogen as a suitable and effective alternative despite some peak broadening.
Mo, 14.4.2025
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Injection artifacts in odorant analysis by gas chromatography
Scientific article | Science and research

Injection artifacts in odorant analysis by gas chromatography

The study evaluates GC injection techniques to minimize artifact formation in odorant analysis, confirming on-column injection as most accurate and recommending its use in GC–olfactometry.
Mo, 7.4.2025
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New strategies for non-targeted quantification in comprehensive two-dimensional gas chromatography: The potential of reconstructed TIC response factor surfaces
Scientific article | Science and research

New strategies for non-targeted quantification in comprehensive two-dimensional gas chromatography: The potential of reconstructed TIC response factor surfaces

This study develops a GC×GC method using reconstructed TIC response factor surfaces to estimate compound concentrations without needing reference standards or molecular descriptors.
Mo, 31.3.2025
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Determination of carbon dioxide by gas chromatography using an electron capture detector for the analysis of greenhouse gases: A comparison and validation with the standard method
Scientific article | Science and research

Determination of carbon dioxide by gas chromatography using an electron capture detector for the analysis of greenhouse gases: A comparison and validation with the standard method

The study is about to develop and validate a GC-ECD method for analyzing CO₂, CH₄, and N₂O from environmental samples, comparing its performance with the standard GC-TCD method.
Mo, 24.3.2025
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Advancing characterization of pyrolysis products: Comprehensive gas chromatography methods for analytes in gas and liquid phases
Scientific article | Science and research

Advancing characterization of pyrolysis products: Comprehensive gas chromatography methods for analytes in gas and liquid phases

The study develops GC methods with multiple detectors for fast, accurate analysis of pyrolysis products in gas and liquid phases for efficient biofuel research with minimal sample preparation.
Mo, 17.3.2025
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LabRulez s.r.o. All rights reserved. Content available under a CC BY-SA 4.0 Attribution-ShareAlike