Calibration gas, Carbon Monoxide, Hydrogen Sulfide, Nitrogen, Oxygen, 58 L, C-10 Connection
53 in, Cylinder Height 14.25 in, For Use With All OEM Gas Detectors, Gas Mixture Carbon Monoxide 300 ppm, Hydrogen Sulfide 10 ppm, Gas Type Carbon Monoxide, Hydrogen Sulfide, Nitrogen, Oxygen, Product Type Calibration Gas, Chemical Formula CO, H2S, N2, O2, CAS Number 630-08-0, 7727-37-9, 7782-44-7, 7783-06-4, Accuracy +/-5 Percent, Background Gas Air, Calibration Certificate NIST.