Calibration gas, Carbon Monoxide, Nitrogen, 34 L, CGA 600 Connection, +/-5% Accuracy
75 in, For Use With All OEM Gas Detectors, Gas Mixture Carbon Monoxide 1,000 ppm, Gas Type Carbon Monoxide, Product Type Calibration Gas, Chemical Formula CO, CAS Number 630-08-0, Accuracy +/-5 Percent, Background Gas Nitrogen, Calibration Certificate NIST, Cylinder Material Steel, Standards ISO 9001:2015, Reusability Disposable, Operating Pressure - Maximum 500 psi.