Nontarget identification of novel per- and polyfluoroalkyl substances (PFAS) in soils from an oil refinery in southwestern China: a combined approach with TOP assay

Oil refinery activity can be an emission source of perfluoroalkyl and polyfluoroalkyl substances (PFAS) to the environment, while the contamination profiles in soils remain unknown. This study investigated 44 target PFAS in soil samples collected from an oil refinery in Southeastern China, identi…