Similar to mas p/n 467898 except balance gas is air; dot 39 nrc
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 5835-01-120-8829
NSN 6135-01-236-8603
NSN 2925-00-660-8131
NSN 5930-01-437-4723
NSN 6110-01-303-5196
NSN 6150-01-557-8514
NSN 5915-00-202-5192
NSN 6240-00-494-0927
NSN 5905-01-428-4192
NSN 5960-01-422-3269
NSN 5895-00-728-3655
NSN 6645-00-898-4316