2013-6. Gradient Elution, Part IV: Dwell-Volume Problems

Gradient methods can offer unique solutions to separation problems, but transferring a gradient method from the literature, between laboratories, or even within the same laboratory can be a challenging process. LCGC 31(6) 456-463 (2013) John W. Dolan ERRATA: p. 458, righthand column, 2nd full paragraph, second sentence cites reference (4). […]

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2008-12. LC Pumps

After more than 40 years, the reciprocating-piston pump remains at the heart of the LC system. LCGC 26(12) 1168-1174 (2008) John W. Dolan

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2006-1. Obtaining More Consistent Results

LCGC North America and its companion publication, LCGC Europe, are targeted for chromatographers in the United States and Europe, respectively. Sometimes I wonder whether or not the same types of problems are encountered by workers in liquid chromatography (LC) on both sides of the Atlantic. As I write this installment […]

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