Mixture contains total hydrocarbon as methane less than 0.1 ppm, carbon monoxide less than 0.5 ppm, carbon dioxide less than 1.0 ppm, water less than 5.0 ppm, oxygen 20.0 pct to 21.0 pct and balance nitrogen; mixture to be analyzed and certified to accuracy cited and recorded on weatherproof tag attached to valve under cap
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 6620-00-450-9995
NSN 5935-01-138-7266
NSN 6645-01-340-7354
NSN 5925-01-354-1129
NSN 5910-00-476-0591
NSN 5945-00-309-5293
NSN 5920-00-212-7505
NSN 5905-00-115-9933
NSN 5855-01-027-1571
NSN 5895-01-517-9398
NSN 7035-01-400-3666
NSN 4140-01-624-2199