LCGC North America-03-01-2012

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Coupling Supercritical Fluid Chromatography with Evaporative Light Scattering Detection: A Study of the Relevant Parameters Ruling Response

E. Lesellier;A. Valarché;Caroline West;Michel Dreux;Thibaut Bizet

March 1st 2012

ArticleArticle

The mobile-phase flow rate and the amount of modifier mixed with carbon dioxide are the main parameters affecting peak area.

The results are in for 2012 LCGC Awards, and we are proud to announce the winners: the Lifetime Achievement in Chromatography Award is granted to Lloyd Snyder, and the Emerging Leader in Chromatography Award is presented to Emily Hilder. In achieving this honor, they join a group of illustrious past winners (Tables I and II).

Developing High-Throughput Separations in Capillary GC

Tony Taylor

March 1st 2012

ArticleThe Essentials

Strategies for reducing analysis time in capillary gas chromatography

Theoretical Concepts and Applications of Turbulent Flow Chromatography

Tony Edge;Joseph L. Herman

March 1st 2012

ArticleSample Prep Perspectives

Turbulent flow chromatography is often used for on-line sample cleanup of biological matrices in liquid chromatography–mass spectrometry applications.

Why Does an Improvement Make Things Worse?

John W. Dolan

March 1st 2012

ArticleLC Troubleshooting

Changing to a "better" liquid chromatography column may not always produce the expected results.

Speciation Analysis of Mercury in Sediments by Using HPLC Hyphenated to Vapor Generation Atomic Fluorescence Spectrometry Following Microwave-Assisted Extraction

Geng Leng;Li Feng;De-Zhong Dan;Shao-Bo Li;Ping Yang

March 1st 2012

ArticleArticle

This validated method is faster and simpler than other approaches, and detection limits are comparable.

How to Restore an Idle GC Column to Operating Condition

John V. Hinshaw

March 1st 2012

ArticleGC Connections

Here is what to do to bring an idle capillary GC inlet column and detector back to operating condition – including column installation, electronic pneumatic control calibration, system bakeout and basic test mix performance.