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 6650-00-834-9062
NSN 6135-01-370-9441
NSN 6130-00-354-0251
NSN 6240-01-004-9634
NSN 6610-00-091-7347
NSN 5935-01-269-9011
NSN 5998-01-163-3104
NSN 5975-01-397-4116
NSN 5999-01-565-4638
NSN 6320-00-681-1324
NSN 5925-00-553-9899
NSN 6220-00-937-1321