Environmental Analysis

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As part of our series on how North Carolina researchers are helping to combat PFAS in the environment, we asked Mei Sun of the University of North Carolina, Charlotte, about her work with the North Carolina PFAS Testing Network, what strategies show the most promise for large-scale environmental cleanup, and how regulations on PFAS are influencing research priorities and mitigation technologies.

Image courtesy of interviewee

Ardiana Kajtazi discusses her research identifying organic micropollutants in water using liquid chromatography–high-resolution mass spectrometry (LC–HRMS). She highlights the standardized filtration approach her team has developed based on intersection principles, utilizing retention indices from two reversed-phase liquid chromatography (RPLC) columns.

The 2025 LCGC International PFAS Summit

Webinar Date/Time: Tuesday, March 25th, and Wednesday, March 26th, 2025 Morning Session: 9:30 am EDT | 6:30 am PDT | 1:30 pm GMT | 2:30 pm CET Afternoon Session: 11:30 am EDT | 8:30 am PDT | 3:30 pm GMT | 4:30 pm CET

Woman applying body cream on arm, beauty skin care concept, studio shot © triocean - stock.adobe.com

Per- and polyfluoroalkyl substances (PFAS) often make headlines as health agencies worldwide work to regulate their use. While most restrictions focus on PFAS in drinking water, the primary exposure pathway, scientists are increasingly investigating alternative routes, such as dermal absorption from cosmetics, sunscreens, and other everyday products.