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Chromatographs using HFBA separation on a Waters Acquity BEH Peptide Column in a Waters Xevo TQ-S. Shown are a blank matrix, CAL 0 (only IS) and CAL A, and real samples from the cell lines HEK293-Flp-in-hOCT1, HEK293-hOCT2 and HEK293-hOCT3.
