SAPPHIRE 100E; C/O: COMPUTER SOFTWARE PREPROGRAMMED WITH THE CALIBRATION GASES; 120 FACTORY CALIBRATED SINGLE GAS APPLICATIONS-MOST GASES CALIBRATED AT SEVERAL WAVELENGTHS; 1 STANDARD MULTI-GAS APPLICATION OR SPECIAL APPLICATION; MEMORY SPACE AVAILABLE FOR 10 SINGLE GAS USER LIBRARY ENTRIES AND 9 MULTI-GAS USER LIBRARY ENTRIES