pegasus 4dP BT 4DEGASUS® Delivering the Rht Results Analytical Performance GCxGC Detection Limit Snal to noise 10 for injection of 10 fg of OFN @ 200 spectrasec≥ IDL 5 fg for 8 replicateThe LECO Pegasus 4D GCxGC-TOFMS system provides a snificant increase in chromatographic resolution for petroleum analyses across a wide volatility range.