QTY. 1. AGILENT TECHNOLOGIES 7820A GAS CHROMATOGRAPH SYSTEM

QTY. 1. AGILENT TECHNOLOGIES 7820A GAS CHROMATOGRAPH SYSTEM WITH FID FLAME IONIZATION DETECTOR TCD THERMAL CONDUCTIVITY DETECTOR DUAL SPLIT SPLITLESS INLET BACK SPLIT VENT AND FRONT SPLIT VENT BACK SEPTUM PURGE AND FRONT SEPTUM PURGE REMOTE LAN TEST PORT. WITH AUX EPC THE AUX EPC'S PRESSURE SETTING IS SLIGHTLY HIGHER THAN THE CARRIER GAS'S PRESSURE DURING BACKFLUSH THE INLET PRESSURE IS REDUCED WHICH REVERSES THE FLOW THE FLOW THEN MOVES BACK TOWARDS THE AUX EPC FLUSHING OUT UNWANTED COMPONENTS THE FLOW THEN CONTINUES TOWARDS THE PRIMARY OR SECONDARY COLUMN AND DETECTOR. .