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Analytical Method Validation: Back to Basics, Part I

November 1, 2009

The authors present the first installment in their examination of the basics of method validation.

Buffer Considerations for LC and LC–MS

November 1, 2009

The authors examine some critical factors with regard to buffers in LC and LC-MS research.

Kinetic Plots Made Easy

November 1, 2009

Guest author Uwe Neue develops the principle of kinetic plots from scratch to make them more accessible to a wider audience.

Extreme Leaks

November 1, 2009

In this month's "GC Connections," John Hinshaw investigates how much air enters a gas stream in the face of extreme leaks in an attempt to gauge the potential effects of carrier gas leaks on GC system performance.

The 30th Anniversary of the Minnesota Chromatography Forum

November 1, 2009

Peter Johnson gives readers the history of the well-known Minnesota Chromatography Forum.

Trends in HPLC Column Usage

November 1, 2009

In this installment of "Column Watch," Ron Majors looks at the results of a recent HPLC column survey conducted by LCGC North America.

Electromembrane Extraction: The Use of Electrical Potential for Isolation of Charged Substances from Biological Matrices

February 1, 2010

This minireview of electromembrane extraction demonstrates how the combination of an electroextraction with hollow-fiber liquid-phase microextraction can lead to a selective, rapid new method.

A History of Gas Chromatography: My Early Experiences

February 1, 2010

Industry veteran and 2009 LCGC Lifetime Achievement Award Winner Harold McNair writes about the early days of gas chromatography and his experiences through the years.

Column Diameter, Linear Velocity, and Column Efficiency

February 1, 2010

John Dolan examines some questions he recently received concerning the changes that took place in the 2009 edition of the United States Pharmacopoeia.

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