LCGC North America-06-01-2003

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

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.

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

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