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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
LabRulez
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SPME-GC–MS and chemometrics for coffee characterization, classification and authentication
Good ideas deserve to be implemented, says Karel Havlíček
Article | Scientists

Good ideas deserve to be implemented, says Karel Havlíček

Karel Havlíček founded a start-up with a friend to bring 3D printing to medicine and is working as a researcher at TUL on water purification using nanofibres.
Tu, 29.4.2025
Technická univerzita v Liberci
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Good ideas deserve to be implemented, says Karel Havlíček
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
LabRulez
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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)
Chemistry in the Service of Heritage Preservation
Article | Science and research

Chemistry in the Service of Heritage Preservation

Every building tells a story. Chemical analysis reveals hidden changes in materials like plaster or brick, helping experts restore historical structures with care and precision.
Th, 24.4.2025
Watrex Praha
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Chemistry in the Service of Heritage Preservation
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
LabRulez
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Cryogenic-zone-compression gas chromatography-mass spectrometry for the determination of 16 polycyclic aromatic hydrocarbons in extra virgin olive oil
Teen scientist breaks barriers: No child is a lost cause
Article | Science and research

Teen scientist breaks barriers: No child is a lost cause

As a child, Tomáš Čermák struggled socially, but now, at 18, he's graduating high school, winning awards, and working with the Czech Academy of Sciences.
Tu, 15.4.2025
Czech Academy of Sciences
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Teen scientist breaks barriers: No child is a lost cause
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
LabRulez
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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
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
LabRulez
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Injection artifacts in odorant analysis by gas chromatography
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
LabRulez
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New strategies for non-targeted quantification in comprehensive two-dimensional gas chromatography: The potential of reconstructed TIC response factor surfaces
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
LabRulez
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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
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LabRulez s.r.o. All rights reserved. Content available under a CC BY-SA 4.0 Attribution-ShareAlike