“…Additionally, other commercial sorbents, such as new kinds of graphitic sorbent, polypyrrole/ polyamide, polyaniline nanowires, CMK-3 nanoporous materials, functionalized silica monoliths, APS (amino-propyl silane), and cyanopropyl hybrid silica have been successfully applied in MEPS devices to extract different groups of analytes, as recently reviewed [39,42].…”