LCGC North America-03-01-2004

This month'ss "Column Watch" is the first of a two-part series that examines new column introductions at Pittcon 2004.

The authors propose the use of supersaturated experimental designs for composite sampling and demonstrate their efficiency and economy in the environmental screening of pesticide residues.

This month's "Milestones in Chromatography" discusses the activities of F.F. Runge, a 19th century scientist whose investigations could be considered a precursor of chromatography.

In this month's "GC Connections," John Hinshaw examines the anatomy of chromatographic peaks with attention to features that help determine the suitability of individual chormatographs for a specific analysis task.

Peaks of Interest

Evaporative light-scattering detection offers a complementary detection mode that can detect nearly all eluted compounds in either isocratic or gradient conditions.