Calibration gas, Methane, Nitrogen, Oxygen, 103 L, C-10 (5/8 in UNF) Connection, +/-5% Accuracy
45 Percent, Gas Type Methane, Nitrogen, Oxygen, Product Type Calibration Gas, Chemical Formula CH4, CAS Number 74-82-8, Accuracy +/-5 Percent, Background Gas Air, Calibration Certificate NIST, Cylinder Material Steel, Outlet Connection Size 5/8 In.3 in, Cylinder Height 13.6 in, For Use With All OEM Gas Detectors, Gas Mixture Methane (29 Percent LEL) 1.-18, Outlet Connection Type UNF.