LCGC North America-02-01-2001

LCGC North America

Chromatography Data Systems, Part IV: Managing Change in a Changing World

February 01, 2001

Article

19

2

McDowall discusses how the needs of the regulated laboratory are changing the way chromatography data systems are designed and used.

Optimizing Sample Preparation for Capillary Gel Electrophoresis

February 01, 2001

Directions in Discovery

19

2

This installment of "Directions in Discovery" describes experiments performed to optimize a standard quality-control method for protein purity evaluation using reducing capillary gel electrophoresis.

How Fast Is Fast Enough?

February 01, 2001

GC Connections

19

2

Hinshaw examines the reality of GC at high speeds, taking into account the potential for rapid separations an the speed limits imposed by the practicalities of instrumentation and other considerations.

Autosampler Carryover

February 01, 2001

19

2

This month's column discusses the presence of sample peaks in chromatograms when only blanks are injected.

Indirect Photometric Detection in CE Using Buffered Electrolytes — Part II, Practical Rules

February 01, 2001

CE Currents

19

2

Part II of this series describes different ways electrolytes can be buffered while maintaining compatibility with indirect detection.

Glossary of Liquid-Phase Separation Terms

February 01, 2001

Column Watch

19

2

A single-source reference for key chromatography terms.

Gas Chromatography — Past, Present, and Future

February 01, 2001

Guest Editorial

19

2

Ettre discusses the celebration of the 50-year anniversary of the beginning of the universal application of GC and the investigation of complex samples and natural substances.

Multidimensional Chromatography and the Signature Peptide Approach to Proteomics

February 01, 2001

Featured Article

19

2

This article examines the role that multidimensional chromatography systems will play in high-throughput proteomics.

Autosampler Carryover

February 01, 2001

LC Troubleshooting

19

2

This month's column discusses the presence of sample peaks in chromatograms when only blanks are injected -- commonly called carryover. Most carryover problems can be eliminated by performing one or more of the approaches discussed in this column.