During the past five years, many manufacturers of HPLC columns have focused on improving stationary phase stability and reproducibility. In this study, the authors use a variety of test solutes to compare the efficiency, selectivity, and hydrophobic retention mechanisms of five commercially available HPLC columns based silica, alumina, zirconia, and polystyrene cross-linked with divinylbenzene as the support.
LCGC 18(5), 514–529 (2000).Investigating PFAS in Plastic Food Storage Bags Using LC–MS/MS
May 8th 2024Yelena Sapozhnikova from the United States Department of Agriculture spoke to The Column about her innovative research investigating PFAS in plastic food storage bags using targeted and non-targeted liquid chromatography–tandem mass spectrometry.
Vitamin D Determination Tested Using Liquid Chromatography–Tandem Mass Spectrometry
May 2nd 2024Scientists from Hangzhou Medical College recently recorded the effectiveness of novel quality control strategies for the determination of vitamin D using liquid chromatography–tandem mass spectrometry (LC–MS/MS).