John Chasse

Seven eco-friendliness tools rate 30 high-performance liquid chromatography (HPLC) methods for testing atorvastatin.

Karine Faure discusses how SFC with alternative solvents could offer a more sustainable path forward for liquid chromatography separations.

Daniel W. Armstrong explains how SFC confirmed mirror-image ruthenium photosensitiz-ers perform identically against melanoma cells.

LCGC International spoke to Cristian Reale about an eco-friendly SFC-PDA method that rapidly measures furocoumarins in Citrus essential oils.

Liquid chromatography-tandem mass spectrometry (LC-MS/MS) shows sunlight, not demographics, drives vitamin D in zoo rhinos.

Gas chromatography-mass spectrometry (GC-MS) reveals how buried heavy oil weathers and threatens groundwater.

This week, Chromatography Online presented PFAS environmental research, ISC 2026 symposium highlights, interviews with Waters Corporation’s Erin Chambers, and health-related LC-MS studies on exercise chemistry and age-related macular degeneration treatment.

A low-cost strip rivals laboratory-grade chromatography for checking sleep supplements.

Headspace solid-phase microextraction/gas chromatography-mass spectrometry (HS-SPME/GC-MS) reveals how ultrasound and fermentation reshape Robusta coffee aroma.

Headspace solid-phase microextraction-gas chromatography-mass spectrometry (HS-SPME-GC-MS) and gas chromatography-ion mobility spectrometry (GC-IMS) uncover how drying methods alter apricot flavor compounds.

Liquid chromatography-tandem mass spectrometry (LC-MS/MS) reveals proteomic effects of a sustained-release age-related macular degeneration (AMD) eye treatment.

Untargeted liquid chromatography–mass spectrometry (LC–MS) lipidomics identifies blood fat biomarkers linked to diabetic nerve damage.

Solvent-assisted flavor evaporation coupled with gas chromatography-mass spectrometry (SAFE-GC-MS) and multi-omics reveal chromatography-based insights into grilled lamb flavor chemistry.

Liquid chromatography/multiple reaction monitoring (LC/MRM) assays quantify endocannabinoid shifts behind the marathon runner's high.

Mireia Roig-Paul and Jennifer Field of Oregon State University discuss with LCGC International how liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-QTOF) and 19F nuclear magnetic resonance (NMR) reveal how PFAS partition between light nonaqueous phase liquid (LNAPL) and groundwater.

Gas chromatography-mass spectrometry (GC-MS) analysis shows nanoemulsified garlic oil boosts antioxidant activity.

High-performance liquid chromatography with a fluorescence detector (HPLC-FLD) screening paired with near-infrared hyperspectral imaging (NIR-HIS) imaging detects aflatoxin and OTA in nuts.

This week, Chromatography Online spanned a direct plutonium isotope MS method, nanoplastics detection in drinking water, GC-MS data analysis and sustainability insights, a case for column chemistry as chromatography's key differentiator, and product news from GERSTEL and Metrohm USA.

Ultra-high-performance liquid chromatography was coupled with high-resolution mass spectrometry (UHPLC-HRMS) to identify compounds of a traditional Chinese herbal remedy in a brain linked to antidepressant effects.

Liquid chromatography-mass spectrometry (LC-MS) measures gut fatty acids in blueberry study on older-adult mood.

Heart-cut gas chromatography links volatile organic compound (VOC) shifts to bacterial spoilage in meatballs.

Shimadzu’s new triple quadrupole gas chromatography-tandem mass spectrometry (GC-MS/MS) platform adds hydrogen and nitrogen carrier gas support alongside flexible injection and automated method tools.

Liquid chromatography-mass spectrometry (LC-MS) quantifies 5-OP, linking oxidative stress to heart failure outcomes.

Metrohm’s new system consolidates sample preparation, analysis, and monitoring into a single automated platform, built on the company's existing OMNIS architecture.

Gas chromatography-high resolution mass spectrometry (GC-HRMS) identifies novel disinfection byproducts in desalinated waters.

Ultrahigh-performance liquid chromatography-quadrupole time-of-flight mass spectrometry (UHPLC-QTOF-MS) links fungal disease-driven chlorosis to chlorophyll breakdown in apple tree leaves.

GERSTEL reveals the mechanics behind their automated dynamic headspace extraction system.

Reversed-phase high-performance liquid chromatography (RP-HPLC) and ultraviolet (UV) methods jointly quantify celecoxib and ciprofloxacin.

Ultrahigh-resolution mass spectrometry measured plutonium and samarium isotope ratios in irradiated uranium directly, skipping chemical separation and cutting analysis time while avoiding common interference problems. LCGC International spoke to Clemson University’s Suraj Shrestha and R. Kenneth (Ken) Marcus about the process.

EPRW 2026 marks 30 years of pesticide residue analysis innovation in Rotterdam.