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Efficiency of the DMSO extraction procedure (ASTM International, 2014) for the recovery of the (A) aliphatic compounds, (B) aromatic compounds, and (C) molecular classes of hydrocarbons from a defined mixture of analytical standards. Abbreviations: n-paraffin, n-P; iso-paraffin, i-P; diaromatic, DiAr; naphthenic diaromatic, NDiAr; triaromatic, TriAr; aromatic sulfur bearing, ArS; polyaromatic, PolyAr. Mean and SD of the recovery (in %) from DMSO extractions (n = 3) are shown.
