Gas Chromatography (GC)

The 2nd part of this series discusses the use of gas switching valves for column backflushing and 2D series-bypass applications.

The advantages of using software to optimize GC methods with practical examples for pesticide analysis are described.

Laboratories all around the world stand or fall by their reputation for accuracy and quality control.

This article describes the current requirements for the analysis of POPs and the measures taken to improve workflows, enabling high throughput and low complexity screening using GC-MS-MS.

A simultaneous headspace-GC–FID method was validated to establish methanol and ethanol assessment in blood, urine and saliva.

The Open University and Agilent Technologies UK have announced the launch of the Agilent Centre of Excellence in Comprehensive Chromatography.

Comprehensive two-dimensional gas chromatography is a powerful technology for separating complex samples and therefore is well suited for non-targeted analysis.

The three main types of volatile extraction techniques are purge and trap, headspace and thermal desorption equipment.

This was a strong year for GC systems. Here's what is new.

John Hinshaw reviews the new GC instruments and accessories that were on display at Pittcon 2011.

What fuels our enthusiasm and transforms what on first appearance may seem a boring technique into something that offers inspiration?

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