Calibration Gas, Container Type Cylinder, Cylinder Capacity 34 L, Cylinder Diameter 3 in, Cylinder Height 13.25 in, For Use With Mfr. No. 10116925, Mfr. No. 10116927, Gas Mixture Carbon Monoxide (1.45 Percent LEL) 60 ppm, Hydrogen Sulfide 20 ppm, Oxygen 15 Percent, Sulfur Dioxide 10 ppm, Gas Type Carbon Monoxide, Hydrogen Sulfide, Methane, Oxygen, Sulfur Dioxide, Product Type Calibration Gas, Chemical Formula CH4, CO, H2S, O2, SO2, CAS Number 630-08-0, 74-82-8, 7446-09-5, 7782-44-7, 7783-06-4