Calibration gas, 17 liters, 50% lel methane, ch4; 20.9% or oxygen balance nitrogen; supplied in non-reusable 7eoc style of cylinder
A predetermined mixture of 2 or more gases in which each component is measured to extreme accuracy and its contents certified. It is normally used to standardize and assure the accuracy of highly sensitive laboratory equipment.
NSN 5999-01-569-5921
NSN 5935-01-139-6927
NSN 6320-00-405-2348
NSN 5855-01-273-6132
NSN 6130-00-253-0198
NSN 6145-01-646-0050
NSN 5998-01-178-6346
NSN 5950-01-045-7718
NSN 5950-01-128-5580
NSN 6135-00-078-9931
NSN 5945-01-419-4630
NSN 5925-00-617-9927