www.electrophoresis-journal.com Page 1 Electrophoresis Received: 01 05, 2018; Revised: 04 12, 2018; Accepted: 04 13, 2018 This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1002/elps.201800009. This article is protected by copyright. All rights reserved. Recent trends in sorption-based sample preparation and liquid chromatography techniques for food analysis Edvaldo V. Soares Maciel, Ana Lúcia de Toffoli and Fernando Mauro Lanças* University of São Paulo, Institute of Chemistry of São Carlos, São Carlos, SP, Brazil *Corresponding author. Tel: +(55) 16 3373 9983; Fax: +(55) 16 3373 9984 E-mail address: flancas@iqsc.usp.br (F. M. Lanças) Abbreviations: AB-gel DCP, acylhydrazone bond dynamic covalent polymer gel; AMG, acrylamide- modified graphene; ATP, attapulgite; BIN, barrel insert needle; C18, octadecyl; C18-PAN, octadecyl- silica-polyacrilonitrile; CG, carboxyl graphene; CNTs, carbon nanotubes; CTC, chlorotetracycline; D-µ- SPE, dispersive micro solid phase extraction; DAD, diode array detector; DI-SPME, dispersive solid phase microextraction; DSPE, dispersive solid phase extraction; EC, european commission; FDA, food and drug administration; FLD, fluorescence detector; FWAs, fluorescent whitening agents; G, graphene; G-MNPs, graphene-based magnetic nanoparticle; GO, graphene oxide; HS-SPME, headspace solid phase microextraction; IA, immunoaffinity sorbent; IL, ionic liquid; IT-SPME, in-tube solid phase microextraction; LLE, liquid liquid extraction; M.P, mobile phase; MEPS, microextraction by packed sorbent; MIL-53, Fe-based metal organic framework; MIP, molecularly imprinted polymer;