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 6645-01-445-9089
NSN 5998-01-361-9838
NSN 5950-00-904-3599
NSN 6135-00-269-5843
NSN 5950-01-315-0298
NSN 5855-00-138-2386
NSN 6610-01-444-2050
NSN 5915-00-142-6912
NSN 5965-01-015-5885
NSN 5999-01-208-4833
NSN 6650-01-013-3243
NSN 5925-00-713-2646