LCGC North America-06-01-2003

LCGC North America

A Century of Chromatography — Gas Analysis in the First 50 Years

June 01, 2003

LCGC North America

GC Connections

21

6

John Hinshaw examines developments in chromatography before 1952 that established the basis for the modern practice of GC.

Applications of Chiral Ligand–Exchange Chromatography for the Analysis of D- and L-Lactic Acid Content of Wine and Other Foodstuffs

June 01, 2003

LCGC North America

Article

21

6

This article reports the application of the SPE-chiral ligand-exchange chromatography technique to monitor D-lactic acid formation during the alcoholic fermentation of white grape must.

Directions in Automated Sample Preparation of Proteins

June 01, 2003

LCGC North America

Sample Prep Perspectives

21

6

The guest authors discuss current procedures for protein sample preparation, protein analysis, and automation.

Now What's Going On?

June 01, 2003

LCGC North America

LC Troubleshooting

21

6

This month's column addresses problems submitted by readers, including negative peaks, pressure increases, and peak-width increases.