Gas Chromatography (GC)

This article describes a technique based on pseudo-random injection sequences to perform rapid sample injections.

A review of the gas chromatography columns, sample preparation, and chromatographic and sample preparation accessories that were presented at Pittcon 2011.

Phenomenex and Shimadzu Scientific Instruments today announced a marketing collaboration for LC and GC systems. Through this collaboration, Shimadzu systems and Phenomenex columns will be offered together in the United States.

In the wake of the recent dioxin poisoning scare in Europe that sparked import bans on some German farm products, GC-MS is emerging as the perfect analytical tool for forensic analysis.

In this study, the method of two-dimensional comprehensive GC applying an ultra fast quadrupole mass spectrometer as detector was used (GC×GCqMS).

John Hinshaw investigates the influence of choosing hydrogen gas on column selection and operation with direct-interface gas chromatography–mass spectrometry.

This article describes important aspects of food metabolomics using tomato paste as an example of this approach in practice.

The first installment in this series on valves presents basic concepts, applications, and implementations.

Now in its fourth year, the LCGC Awards have quickly grown into one of the premier honors for both emerging and veteran practitioners of chromatography.

In response to the recent discovery of dangerous levels of dioxins in animal feed produced in Germany, Phenomenex has announced its publication of a method for analysing the chemicals using high-resolution gas chromatography with mass spectrometric detection.

It is expected that new developments in analytical chemistry will increase the value of food metabolomics in the future.

Global Industry Analysts (GIA) has released a global report on the biotechnology instrumentation markets that predicts that it will reach $5.8 billion by the year 2015.

Incognito inspires us to improve the way we work by sharing his New Year's resolutions that will make for better working practices.

A look at the effect of choosing hydrogen carrier gas on column selection and when using direct-interface GC–MS

A practical guide on how to get the most from porous layer open tubular gas–solid chromatography columns.

A novel and sensitive approach for analysing high-molecular-weight phthalates is described.

This article demonstrates the superiority of the GC-MS approach over spectrophotometry.

John Hinshaw investigates the influence that choosing hydrogen carrier has on column selection and operation with direct-interface GC?MS.

There are four types of poisonous frogs known to secrete lipid?soluble alkaloids derived from their food. The discovery of these skin alkaloids in a fifth species in Cuba could provide new clues to these amphibians? evolution.

A method based on SPME and GC–MS was developed to analyse chlorophenols and their metabolites in aqueous samples.

Incognito concludes with a discussion on attempts to improve the selectivity of GC separations.

Part 2 of the series looks at the effects of peak tailing on resolution and peak overlap.

The authors evaluate a method for detecting pesticide residues in dandelion root powder.

John Hinshaw concludes his series on the effects of peak tailing.

Industry veteran Thomas Beesley takes readers on a tour of his experiences in chromatography.