Separation Techniques for PFAS Quantitation and Dietary Intake from Food Packaging
July 25th 2023In a presentation at NACRW 2023, Yelena Sapozhnikova of the U.S. Department of Agriculture (USDA) explained that even though levels of per- and polyfluoroalkyl substances (PFAS) were found in everything from tomato packaging to cake paper in global samples, values were below the European Food Safety Authority (EFSA)’s maximum tolerable weekly intake (TWI).
Low-Cost Multiwavelength Absorbance Detection Using Pulsed-DUV-LEDs
June 21st 2023At HPLC 2023, Brett Paull of the University of Tasmania in Australia explained how pulsed deep ultraviolet light-emitting diodes (DUV-LED) may open up new and cost-effective avenues in liquid chromatography (LC) analysis.
Successful Analysis of Protein Biopharmaceuticals Using Ultra-Short Columns
June 20th 2023Davy Guillarme of the University of Geneva said in a talk at HPLC 2023 that short columns have shown promise, but ultrahigh-performance liquid chromatography (UHPLC) instrumentation is not yet optimized to realize their benefits.
Exploring Mosquito Olfactory Preferences with Whole Body Volatilomics
June 7th 2023In a talk at ASMS 2023, Stephanie Rankin-Turner of the Johns Hopkins Bloomberg School of Public Health detailed how thermal desorption–gas chromatography–mass spectrometry (TD–GC–MS) analyzed the body odor of humans to quantify mosquitos' attraction to them.