"COMBINES ONE OR MORE GAS CHROMATOGRAPHS WITH INTEGRAL MICROPROCESSOR CONTROL AND DATA HANDLING;KEYBOARD IS USED TO SET ANALYTICAL PARAMETERS;MICROPROCESSOR CAPABLE OF SIMULTANEOUSLY CONTROLLING 2 ANALYZER UNITS AND REDUCE DATA FROM AS MANY AS FOUR DETECTORS;INTERNAL PRINTER/PLOTTER GIVES COMPLETE REPORT;HIGH PERFORMANCE THERMALLY PROTECTED COLUMN OVEN;OVEN TEMPERATURE RANGE -100 TO 450 DEG CENTIGRADE;POWER REQUIREMENTS 117 VOLTS,50/60 HERTZ"