pegasus 4dPegasus 4D makes it easy to see what's hidden in your sample. A second dimension of chromatography separates coelution very clearly for more complete sample analysis.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