Calibration gas, Carbon Monoxide, Methane, Oxygen, 34 L, CGA 600 Connection, +/-5% Accuracy
9 in, Cylinder Height 10.5 Percent, Gas Type Carbon Monoxide, Methane, Oxygen, Product Type Calibration Gas, Chemical Formula CH4, CO, O2, CAS Number 630-08-0, 74-82-8, 7782-44-7, Accuracy +/-5 Percent, Background Gas Air, Calibration Certificate NIST, Cylinder Material Steel.75 in, For Use With All OEM Gas Detectors, Gas Mixture Carbon Monoxide 25 ppm, Methane (50 Percent LEL) 2.Calibration Gas, CGA Number CGA 600, Container Type Cylinder, Cylinder Capacity 34 L, Cylinder Diameter 2.