Benzene C6H6, Toluene, Ethylbenzene, M-Xylene, O-Xylene Calibration Gas or Cal Gas with a concentration of 1 ppm Benzene C6H6, 10 ppm Toluene , 10 ppm Ethylbenzene , 20 ppm M-Xylene , 20 ppm O-Xylene contained in 103L Aluminum Alloy Cylinder that is used for calibration and maintenance of gas detectors. Connection size C-10, Pressure 1000 PSI, Cylinder 103L Aluminum Alloy, Diameter 3.3 inches, Cylinder Height 13.6 inches, Weight 48 oz, Contents 3.6 cu. ft. Use with regulators 70,73-PBR,74-DAF,70-FMV
NIST Calibration Certificate Included. GASCO Calibration Gas is ISO 9001 Certified.