A PLE-GC/MS method quantifies 7 model contaminants in recycled HDPE with good precision. Applied to assess a limonene-based recycling process with high cleaning efficiency.

A Czech-Polish team discovered a stable flavin anion catalyzing visible-light photoreductions. This novel system may simplify synthetic routes to drugs and other valuable compounds.

This study evaluates the risk of NDMA formation from macrolide antibiotics, highlighting solubility-related analytical challenges and the role of drug form and storage in NDMA levels.

This study aims to validate a GC–MS method for detecting cannabinoids in seized gummies, enabling identification, quantification, and insights into their natural or synthetic origin and synthesis pathways.

This study assesses a QC-based GC–MS method for amino acid analysis in urine and shows that targeted metabolomics with isotope-labeled standards is essential for reliable quantification.

This study assesses vibrational spectroscopy methods (FTIR, Raman, NIR) for identifying polymer bases in motion picture films and estimating cellulose acetate substitution linked to age and degradation.

The study compares cold press and solvent extraction methods for walnut oil, focusing on yield, viscosity, bioactive compounds, and potential applications in food, cosmetics, and healthcare.

Develop a new dual-polarity IMS with high repetition rate and resolving power to resolve hyper-fast GC peaks, enabling fast, sensitive analysis of complex mixtures within 20 seconds.

This study assessed 12 commercial enzymes for releasing volatile aroma compounds from white grapes. Key effects were observed on terpenes, C13-norisoprenoids, acids, and alcohols.

The study develops an LC-MS/MS method with isolator column and SPE for accurate FFA profiling in wort, aiming at improved efficiency and application in beer quality studies.