LCGC North America-02-01-2003

LCGC North America

Validation of Bioanalytical Methods — Highlights of FDA's Guidance

February 01, 2003

Validation Viewpoint

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2

This column explores and highlights recently published guidelines for bioanalytical method validation.

The Thermally Tuned Tandem Column Approach to Optimizing Selectivity in HPLC

February 01, 2003

Article

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2

The authors compare thermally tuned tandem column separations with single-column optimization strategies.

Stir-Bar Sorptive Extraction of Trace Organic Compounds from Aqueous Matrices

February 01, 2003

Sample Prep Perspectives

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2

This column describes the principles of stir-bar sorptive extraction and presents some typical applications.

Preparing the Laboratory for a Gas Chromatograph

February 01, 2003

GC Connections

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2

John Hinshaw examines basic laboratory heating, ventilation, cooling, electrical, and space requirements for the successful installation of a gas chromatograph.

Pittcon Product Showcase

February 01, 2003

Products

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2

Products and literature for separation science.

Success with Evaporative Light-Scattering Detection

February 01, 2003

LC Troubleshooting

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2

Craig Young and John Dolan provide tips and techniques for evaporative light-scattering detection.

Mobile-Phase Cleanup Using Solid-Phase Extraction Disks

February 01, 2003

Article

21

2

The authors describe a fast, simple procedure for purifying mobile phase that uses SPE disks during the filtration step.

Two Early, Influential Symposia in the Development of Gas Chromatography

February 01, 2003

Milestones In Chromatography

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2

"Milestones in Chromatography" discusses the beginnings of gas chromatography in the UK and the first two international symposia that played an important role in the dissemination of the technique.