Page 333 - Multidimensional Chromatography
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Industrial and Polymer Applications                             323

                                                                                      with MFC 3 open which is positioned prior to the first column (C 1); flush-
























                                                                                    Schematic diagrams of solvent-flush systems. (a) Dual-column MCS unit,



























                                                                                        needle valve; MFC, ing is carried out with both NV 1 and MFC 2 open. (b) Dual-column DCS unit; solvent flushing is carried out via the splitline, mass flow control). Reprinted with permission from Ref. (20).



                                                                                    Figure 12.17  (NV,
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