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,The Pegasus BT 4D is a benchtop instrument that combines GCxGC modulation with TOFMS for enhanced sensitivity and resolution. It features ChromaTOF software, StayClean EI Source, and Non-Targeted analysis capabilities