
Liquid chromatography–ion mobility spectrometry–high-resolution mass spectrometry (LC–IMS–HRMS) shows elephant seal pups carry more PFAS than their mothers do.
PAHs were determined in a petroleum vacuum distillation residue using the Agilent 1290 Infinity Multiple Heart-Cutting 2D-LC solution with normal-phase in the first dimension and reversed-phase in the second dimension.





