The primary objective of this study is to test whether the hemodialyzer FX CorAL 600 (applied during post-dilution online hemodiafiltration) is non-inferior to the comparator hemodialyzers FX CorDiax 600 and xevonta Hi 15 in removing ß2-microglobulin.~The secondary objectives of this study are:~To compare the FX CorAL 600 dialyzer with the comparator hemodialyzers FX CorDiax 600 and xevonta Hi 15 regarding their efficacies in removing other uremic toxins.~To compare the FX CorAL 600 dialyzer with the comparator hemodialyzers FX CorDiax 600 and xevonta Hi 15 regarding their hemocompatibility profiles.
Comparison of the clinical performance and the hemocompatibility profile of different high-flux dialyzers, all applied during post-dilution online hemodiafiltration