May 5th 2025
Many multi-column gas chromatography systems use two-position multi-port switching valves, which can suffer from delays in valve switching. Shimadzu researchers aimed to create a new sampling and switching module for these systems.
Thermodynamic Insights into Organic Solvent Extraction for Chemical Analysis of Medical Devices
April 16th 2025A new study, published by a researcher from Chemical Characterization Solutions in Minnesota, explored a new approach for sample preparation for the chemical characterization of medical devices.
Polysorbate Quantification and Degradation Analysis via LC and Charged Aerosol Detection
April 9th 2025Scientists from ThermoFisher Scientific published a review article in the Journal of Chromatography A that provided an overview of HPLC analysis using charged aerosol detection can help with polysorbate quantification.
Next Generation Peak Fitting for Separations
December 11th 2024Separation scientists frequently encounter critical pairs that are difficult to separate in a complex mixture. To save time and expensive solvents, an effective alternative to conventional screening protocols or mathematical peak width reduction is called iterative curve fitting.
Tips & Tricks: GPC/SEC Analysis of Aqueous Polymer Dispersions
August 8th 2024Polymer dispersions are used in numerous applications including paints, binders, and adhesives. These complex mixtures usually contain polymeric components that contribute significantly to their physical and chemical properties.
Gulf Coast Conference: Kevin Schug Discusses Predicting Gas Phase Vacuum Ultraviolet Spectra
October 25th 2023At the 2023 Gulf Coast Conference, LCGC spoke with Kevin Schug of the University of Texas at Arlington, about predicting gas phase vacuum ultraviolet spectra using machine learning. This interview was one of four conducted live at GCC 2023.
Automatic z-Axis Correction Improves Mass Spectrometry Imaging of Uneven Surfaces
July 5th 2023A new method for automatic z-axis correction during mass spectrometry imaging of uneven surfaces has been developed, allowing for accurate molecular analysis of complex samples. This advancement enhances the reliability and reproducibility of mass spectrometry imaging, enabling researchers to visualize the spatial distribution of molecules in challenging samples with uneven topographies.