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LCGC North America-10-01-2002

LCGC North America

Fused-Silica Capillary — The Story behind the Technology

October 01, 2002

Column Watch

20

10

Guest author Steve Griffin identifies the fundamental problems in capillary manufacturing techniques that cause capillary defects and suggests some corrective actions.

Measuring Column Flow and Velocity

October 01, 2002

GC Connections

20

10

John Hinshaw discusses the measurement of column flow and its interrelationship with carrier-gas velocity.

In Memory: A.J.P. Martin (1910–2002)

October 01, 2002

In Memory

20

10

Leslie Ettre remembers A.J.P. Martin, inventor of partition, paper, reversed-phase, and gas–liquid partition chromatography.

Practical Considerations of the Influence of Organic Modifiers on the Ionization of Analytes and Buffers in Reversed-Phase LC

October 01, 2002

Article

20

10

This article provides theoretical background, experimental data, and practical considerations about the effects of organic modifiers on analyte ionization in reversed-phase LC.

The Hazards of Adjusting Gradients

October 01, 2002

LC Troubleshooting

20

10

John Dolan examines problems associated with adjusting gradients in reversed-phase LC.

To the Editor

October 01, 2002

To the Editor

20

10

Letters about calculating peak asymmetry and gas cylinder safety.

Multidimensional Liquid Chromatography in Proteomic Studies

October 01, 2002

Directions in Discovery

20

10

Tim Wehr looks at the requirements of multidimensional LC and provides examples of some systems used in proteomics.

The Retention Behavior of Reversed-Phase HPLC Columns with 100% Aqueous Mobile Phase

October 01, 2002

Article

20

10

The authors studied the retention behavior of reversed-phase HPLC columns under 100% aqueous mobile-phase conditions.