100ppm isobutylene/balance air
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 6130-00-378-9889
NSN 5925-01-408-6577
NSN 5985-01-261-2307
NSN 5985-01-439-5616
NSN 5835-01-480-3484
NSN 5998-01-192-1138
NSN 5930-00-629-6660
NSN 5996-01-518-0462
NSN 5996-00-277-7384
NSN 6105-00-896-4059
NSN 6645-01-594-6407
NSN 5998-01-469-6297