pegasus 4dLECO’s GCxGC thermal modulator is the key to the enhancement of chromatographic resolution obtained by the Pegasus 4D system. The modulator, placed between the two columns,PEGASUS GC-HRT+ 4D • Next generation of hh performance mass spectrometers for the GCMS market • Folded Flht Path® (FFP®) technology to allow users to achieve resolutions