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 5996-01-252-6995
NSN 5855-00-944-0949
NSN 6150-00-058-8669
NSN 5855-00-610-4052
NSN 6145-01-656-7138
NSN 7035-00-421-8710
NSN 6150-01-029-3619
NSN 4140-01-580-0277
NSN 5910-00-595-8040
NSN 6610-00-224-4252
NSN 6685-01-032-3384
NSN 5905-01-619-6522