pegasus4dThe Pegasus 4D GCxGC-TOFMS is a Comprehensive Two-Dimensional Gas Chromatography with Time-of-Flht Mass Spectrometer. GCxGC, combined with the Pegasus HT TOFMS, changes the dynamic when analyzing complexConsult LECO's entire Pegasus BT 4D catalogue on . Page: 16. ® Quantitative Analysis Using the PEGASUS BT 4D By leveraging GC×GC’s superior chromatographic