Calibration gas, Hydrogen, Nitrogen, 17 L, CGA 600 Connection, +/-5% Accuracy, 240 psi Max. Pressure
9 in, Cylinder Height 10.Calibration Gas, CGA Number CGA 600, Container Type Cylinder, Cylinder Capacity 17 L, Cylinder Diameter 2.75 in, For Use With All OEM Gas Detectors, Gas Mixture Hydrogen 2,000 ppm, Gas Type Hydrogen, Product Type Calibration Gas, Chemical Formula H2, CAS Number 1333-74-0, Accuracy +/-5 Percent, Background Gas Nitrogen, Calibration Certificate NIST, Cylinder Material Steel, Outlet Connection Size 3/4 in, Outlet Connection Type NGT, Standards ISO 9001:2015.