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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.

Erin Chambers connects trustworthy data to scientific confidence and describes how Waters builds regulatory readiness into development.

A two-dimensional gas chromatography-time-of-flight mass spectrometry method detects legacy pesticides and PCBs below guideline levels.

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.

The nomination deadline for the 2027 EAS Chemometrics Award, which recognizes significant and lasting contributions to chemometrics, has been extended to September 15, 2026.

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.

The 21st GC×GC Symposium in Riva del Garda shows two-dimensional gas chromatography (GC×GC) has matured into a robust, widely applied analytical technique.

Preprocessing choices reshape principal component analysis outcomes in gas chromatography-mass spectrometry datasets.

A life cycle assessment finds that gas chromatography's environmental impact hinges on method time and power.

Erin Chambers outlines the signals Waters tracks when deciding where to invest R&D across GLP-1s, lipid nanoparticles, mRNA, and ADCs.