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Analysis of analyte- and internal standard free human plasma on an AB Sciex 3200 mass spectrometer. (A) Representative total ion chromatogram and representative MRM chromatograms of: (B) bupropion, (C) hydroxybupropion, (D) erythrohydrobupropion and threohydrobupropion, (E) bupropion-d9, (F) hydroxybupropion-d6, (G) erythrohydrobupropion-d9, and threohydrobupropion-d9.
