
Liquid chromatography–ion mobility spectrometry–high-resolution mass spectrometry (LC–IMS–HRMS) shows elephant seal pups carry more PFAS than their mothers do.
Using a targeted solid phase extraction (SPE) method and GC–ECD analysis, chlorinated pesticides are extracted from poultry fat resulting in a method that decreases the amount of labor and reagents when compared to the USDA-FSIS CHC2 method.





