Gas chromatography - 47 News

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Gas chromatography - 47 News

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PFAS analysis: Reliably detecting eternity chemicals

analytica conference: PFAS in the focus of science

27-Feb-2024 - Perfluorinated and polyfluorinated alkyl substances (PFAS) are colloquially known as “eternity chemicals” due to their persistence in the environment. PFAS do not occur naturally, but they can be found in all sorts of things from food packaging and outdoor textiles to seals and hoses. This group ...

gas chromatography analytica ICP mass spectrometry
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Mystery of Novel Clove-Like Off-Flavor in Orange Juice Solved

Tracking down off-flavours using techniques such as gas chromatography-olfactometry and aroma extract dilution analysis

07-Feb-2024 - A research team led by the Leibniz Institute for Food Systems Biology at the Technical University of Munich has solved the mystery of a novel clove-like off-flavor in orange juice, the cause of which was previously unknown. The study proves for the first time that the undesirable flavor note is ...

gas chromatography gas chromatography olfactometry cleaning agents
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analytica 2024: Food analysis for sustainable nutrition

From PFAS to microplastics: focus on new harmful substances

16-Nov-2023 - From meat-free cold cuts to vegan salmon, the food market is changing. More and more consumers want to eat sustainably, but without sacrificing the taste of familiar products. “Modern analytical methods play a key role in the development of alternative foods, which is why analytica is ...

gas chromatography chromatography food analytics
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New authentication method developed for the identification of β-sitosterol in edible oils

What makes this methodology particularly commendable is its ability to effectively bypass some of the traditionally cumbersome stages of analysis

13-Nov-2023 - In a study published in the journal Food Quality and Safety, researchers from Zhejiang University introduced a pioneering methodology designed to scrutinize the levels of β-sitosterol present in edible oils. With a primary focus on Virgin Camellia Oil (VCO) and Virgin Olive Oil (VOO), this novel ...

gas chromatography GC/MS coupling authenticity analysis
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New fatty acids found in vegetable oils

Characterize vegetable oils comprehensively

25-Sep-2023 - Whether in salad dressings, for sautéing and deep-frying, or in cake batter - vegetable oils are a key ingredient in food preparation. With a sales volume of almost 80 million liters per year and a market share of around 40 percent, rapeseed oil is the most popular vegetable oil in Germany. ...

gas chromatography GC/MS coupling fatty acids
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House cats’ noses may function like highly efficient chemical analysis equipment

Parallels between cat noses and gas chromatography provide new insights into mammalian evolution

04-Jul-2023 - A new computer simulation of domestic cats’ noses suggests that the convoluted nasal structures involved in their sense of smell function similarly to parallel coiled gas chromatographs—laboratory equipment used for highly efficient analysis of the chemical makeup of substances. Zhenxing Wu of ...

gas chromatography gas chromatographs cats
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The chemistry of mummification

Specific substances for certain parts of the body

06-Feb-2023 - A international team of researchers from LMU and University of Tübingen is unveiling the secrets of ancient Egyptian embalming. Vessels from a workshop in Saqqara are providing new insights into the substances that were used to preserve human bodies. Exactly 100 years ago, the tomb of Tutankhamun ...

gas chromatography chromatography mass spectrometry
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Mirror image molecules reveal drought stress in forests

Ecosystem changes can be more accurately predicted by emissions of chiral compounds

09-Sep-2022 - Worldwide, plants emit about 100 million tonnes of monoterpenes into the atmosphere each year. These volatile organic molecules include many fragrances such as the molecule pinene – known for its pine fresh scent. Since these molecules are highly reactive and can form tiny aerosol particles that ...

gas chromatography aerosol particles air analytics
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Trajan to acquire leading chromatography consumables and tools business

Strengthens Trajan's product portfolio particularly in the critical area of the gas chromatography inlet and sample introduction

22-Jun-2022 - Global analytical science and device company Trajan Group Holdings Limited has announced the signing of a binding share purchase agreement and a real estate purchase agreement to acquire 100% of Chromatography Research Supplies, Inc. (CRS), a leading global manufacturer of high-quality analytical ...

gas chromatography chromatography accessories chromatography consumables
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‘E-nose’ could someday diagnose Parkinson’s disease by ‘smelling’ skin

Artificial Intelligent Olfactory System could someday help diagnose Parkinson’s disease at an early stage, when treatment is most effective

25-Feb-2022 - A couple of years ago, a woman named Joy Milne made headlines when scientists discovered that she could “smell” Parkinson’s disease (PD) on people with the neurodegenerative disorder. Since then, researchers have been trying to build devices that could diagnose PD through odor compounds on the ...

gas chromatography GC systems GC/MS coupling
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Topic world Gas chromatography

Gas chromatography is an essential method in analytical chemistry for the separation and analysis of volatile compounds. Due to its high resolution and sensitivity, it has become firmly established in areas such as environmental analysis, food chemistry or forensic science. GC provides precise and reliable results and enables deep insights into the chemical composition of samples.

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Topic world Gas chromatography

Topic world Gas chromatography

Gas chromatography is an essential method in analytical chemistry for the separation and analysis of volatile compounds. Due to its high resolution and sensitivity, it has become firmly established in areas such as environmental analysis, food chemistry or forensic science. GC provides precise and reliable results and enables deep insights into the chemical composition of samples.

5+ products
2 whitepaper
5+ brochures
View topic world
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