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Virtual Symposium: Advances in Food & Environmental Analyses Guide to Targeted Quantification & Screening of PFAS Compounds in Environmental Matrices The Evolution of Light Scattering Detection Heroic Failures in Sample Preparation Hard-Won Lessons in Gas Chromatography

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Virtual Symposium: Advances in Food & Environmental Analyses
Guide to Targeted Quantification & Screening of PFAS Compounds in Environmental Matrices
The Evolution of Light Scattering Detection
Heroic Failures in Sample Preparation
Hard-Won Lessons in Gas Chromatography

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Liquid Chromatography (LC/HPLC)
Gas Chromatography (GC)
Sample Preparation
Mass Spectrometry
Pharmaceutical Analysis
Environmental Analysis
Food and Beverage Analysis

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Adjusting Conditions for a Routine Reversed-Phase HPLC Assay, Part I: Changing the Column

December 1, 2004

LCGC North America

LCGC North America, LCGC North America-12-01-2004, Volume 22, Issue 12

The authors look at two types of method modification from a scientific and regulatory standpoint: a change of column and a change in the operating system. Both are difficult to avoid if a method is used for several years.