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Tag: dedicated columns


2016-1. Detective Work, Part III: Strong Retention and Chemical Problems with the Column

January 1, 2016

Strongly retained sample compounds can caus various changes in the appearance of a chromatogram. LCGC 34(1) 20-25 (2016) John W. Dolan Errata: Note that there was a transposition error in this and two associated articles. In the referenced table, the words “Symptom” and “Cause” have been reversed. That is, “Cause” […]

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2015-2. Slow Column Equilibration

February 1, 2015

Why are liquid chromatography retention times sometims so slow to stabilize? LCGC 33(2) 102-107 (2015) John W. Dolan

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2005-9. A Baker’s Dozen

September 1, 2005

A full measure of tips for reliable gradient methods. LCGC 23(9) 1008-1012 (2005) John W. Dolan

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2003-3. LC Columns — The Top-10 List

March 1, 2003

Want to improve column life? Here are some ideas. LCGC 21(3) 262-266 (2003) John W. Dolan

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