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Solid-phase extraction (SPE) and capillary electrophoresis (CE) are on-line coupled via a Tee-split interface, which provides hydrodynamic injection of the SPE eluate by flow splitting. The interface allows sample preconcentration independently from the CE separation and prevents sample matrix and washing solvents from entering the separation capillary. The… (More)
would like to thank AlešČern´y for helpful discussions. The corresponding author also thanks the Cass Business School Doctoral Bursary Programme and the EPSRC Doctoral Training Award for the financial support received. Usual caveat applies.