Replacement bottle of hydrogen sulfide 25 ppm; oil free
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 6130-01-143-8189
NSN 6645-00-445-8143
NSN 5855-01-316-9642
NSN 6650-00-716-7628
NSN 5945-01-287-3333
NSN 6110-01-367-2165
NSN 6145-01-646-7143
NSN 6620-00-059-6561
NSN 5960-00-851-8286
NSN 6240-00-845-9098
NSN 6610-01-290-2627
NSN 2925-00-833-9466