Column: Column Watch - Chromatography Online
Column: Column Watch
Column Watch keeps readers up-to-date with new column technology trends in all branches of chromatography and reviews developments in existing technology lines. Columnist Ron Majors, Chromatography Business Development Manager for Agilent Technologies and established authority on new column technologies also compiles the annual Pittcon round-up for LCGC North America.

Highlights of HPLC 2014

July 1, 2014

Highlights of the discussions on column-technology topics — such as monoliths, high-pH columns, SPPs, and HILIC — and an analysis of the larger trends observed at the conference.

New Chromatography Columns and Accessories at Pittcon 2014, Part II

May 1, 2014

New GC columns, SFC columns, and products for sample preparation, including small benchtop instruments

New Chromatography Columns and Accessories at Pittcon 2014, Part I

April 1, 2014

New product introductions in the areas of HPLC columns for reversed-phase LC, HILIC, ion-exchange and ion chromatography, SEC, and specialty columns for specific types of analyses are covered.

In-Capillary Sample Concentration in CE

March 1, 2014

Stacking and sweeping injection methods are compared and practical suggestions are provided about how to enhance sensitivity for charged and neutral compounds.

Highlights of HPLC 2013, Part II

October 1, 2013

Highlights of the column technology observed at the symposium

Highlights of HPLC 2013, Part I

September 1, 2013

A review of the advances and trends in technology and applications discussed at the HPLC 2013 conference, including a summary of the awards presented.

The Current Status and Future of LC Column Technology: What the Experts Are Saying

August 1, 2013

A summary of the results from a survey of 14 leading HPLC–UHPLC column experts is presented, covering the state of sub-2-?m porous particles, superficially porous (core–shell) particles, silica monoliths, and polymeric monoliths.

The Top 10 HPLC and UHPLC Column Myths

July 1, 2013

Evidence to demystify HPLC and UHPLC column myths

The Inert Flow Path Story for GC and GC–MS: Eliminating the Weakest Links

June 1, 2013

For the next improvements, we must look beyond the column.

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LCGC COLUMNISTS 2014

Sample Prep Perspectives | Ronald E. Majors: Ron Majors, established authority on new column technologies, keeps readers up-to-date with new sample preparation trends in all branches of chromatography and reviews developments.
LATEST: UV Detector Problems


Perspectives in Modern HPLC | Michael W. Dong: Michael W. Dong is a senior scientist in Small Molecule Drug Discovery at Genentech in South San Francisco, California. He is responsible for new technologies, automation, and supporting late-stage research projects in small molecule analytical chemistry and QC of small molecule pharmaceutical sciences. LATEST: Superficially Porous Particles: Perspectives, Practices, and Trends


MS — The Practical Art | Kate Yu: Kate Yu brings her expertise in the field of mass spectrometry and hyphenated techniques to the pages of LCGC. In this column she examines the mass spectrometric side of coupled liquid and gas-phase systems. Troubleshooting-style articles provide readers with invaluable advice for getting the most from their mass spectrometers. LATEST: Radical Mass Spectrometry as a New Frontier for Bioanalysis


LC Troubleshooting | John Dolan: LC Troubleshooting sets about making HPLC methods easier to master. By covering the basics of liquid chromatography separations and instrumentation, John Dolan is able to highlight common problems and provide remedies for them. LATEST: Problems with Large-Molecule Separations


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