Calibration Gas, Helium, 34 L, CGA 600 Connection, +/-5% Accuracy, 500 psi Max. Pressure
999 Percent, Gas Type Helium, Product Type Calibration Gas, Chemical Formula He, CAS Number 7440-59-7, Accuracy +/-5 Percent, Background Gas Not Applicable, Calibration Certificate NIST, Cylinder Material Steel, Standards ISO 9001:2015, Reusability Disposable, Operating Pressure - Maximum 500 psi.Calibration Gas, CGA Number CGA 600, Container Type Cylinder, Cylinder Capacity 34 L, Cylinder Diameter 2.75 in, For Use With All OEM Gas Detectors, Gas Mixture Helium 99.9 in, Cylinder Height 10.