“…21 Furthermore, magnetic sorbents can be easily reused and recycled, making them both cost-effective and eco-friendly. 22,23 Until now, different non-magnetic or magnetic sorbents, such as S@SnO 2 -NPs, 13 Fe 3 O 4 @PPy NPs, 24 CoFe 2 O 4 / MCM-48/chitosan, 25 and SiO 2 -coated Fe 3 O 4 , 26 have been utilized for SPE of glibenclamide from various media.…”