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This week, Chromatography Online covered the latest chromatography and mass spectrometry research—from tracking water contaminants and algae toxins to studying hormone sampling and breast cancer metabolites—plus the newest industry product releases.

Ultra-high-performance liquid chromatography–high-resolution mass spectrometry (UHPLC-HRMS) lipidomics may help predict post-stroke cognitive decline.

Liquid chromatography-tandem mass spectrometry (LC-MS/MS) reveals which hair-sampling method yields more reliable results.

Shimadzu has launched the Nexera X4, a new high-end ultrahigh-pressure liquic chromatography (UHPLC) system designed to deliver sharper, more stable results with less solvent waste and downtime, aimed at laboratories running demanding chromatography and liquid chromatography-mass spectrometry (LC-MS) workflows.

Liquid chromatography-tandem mass spectrometry (LC-MS/MS) reveals how farming methods shape antibiotic levels in soil.

A new vacuum-assisted sorbent extraction-gas chromatography-mass spectroscopy (VASE-GC-MS) method sensitively detects personal care product residues in fish.

Liquid chromatography-tandem mass spectrometry (LC-MS/MS) is used to determine whether there is a link between salivary endocannabinoids and tooth decay.

Two-dimensional gas chromatography coupled with time-of-flight mass spectrometry (2D-GC-TOF-MS) links volatile compounds to flavor traits in sweet potatoes.

Thermo Fisher’s new Orbitrap platform brings molecular-level isotope ratio analysis within reach of more labs.

A simple new method using ultrahigh-performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS) quickly checks fish blood for harmful algae toxins.

Air Products' BIP Argon delivers point-of-use purification down to single-digit ppb impurity levels, giving GC and ICP labs the baseline stability, sensitivity, and equipment protection of an external purifier, without needing one.

Massimo Del Bubba and Lapo Renai tell LCGC International how liquid chromatography-high resolution mass spectrometry (LC-HRMS) combined with a design of experiments (DoE) strategy enhances proactive monitoring of trace chemicals of environmental concern (CECs) to support drinking water safety and quality.

Chromatography reveals most International Space Station medications retain potency in orbit.