2017-10. All’s Well That Ends Well

In his final column before retirement, John Dolan reminisces about his years as the author of “LC Troubleshooting,” and some of the hcanges that have taken place in liquid chromatography (LC) technology during that time. LCGC 35(10) 746-750 (2017) John W. Dolan *ed. notes: (1) This is John Dolan’s last […]

Read More →





1990-12. Pump Problems

You have to be resourceful to repair a pump whose parts are no longer in production.   LCGC 8(12) 916-918 (1990) John W. Dolan

Read More →

1990-9. Baseline Noise: A Case Study

Baseline problems can originate from nearly any component of an LC system, but methodical problem-isolation techniques will help you find the source. LCGC 8(9) 696-698 (1990) J. Paesen and J. Hoogmartens

Read More →