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. 2016 Dec 2;6:38417. doi: 10.1038/srep38417

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Chromatograms of the extracts of nine PAE standard aqueous solutions in 100 ng/mL by four GO-ILs composites and magnetic-GO: (A) GO-[AEMIM][Br], (B) GO-[AEMIM][NTf(2)], (C) GO-[APMIM][Br], (D) GO-[APMIM][NTf(2)], (E) magnetic-GO.