The calibrators and controls contain sodium axide. Contact with acids liberates very toxic gas. This material and its container must be disposed of in a safe way.
NSN 5960-01-270-5271
NSN 2925-00-084-3765
NSN 5920-01-426-8517
NSN 5985-00-128-9102
NSN 5920-01-041-1993
NSN 6645-01-336-3647
NSN 6110-01-583-3252
NSN 6610-00-252-3405
NSN 5996-00-636-4849
NSN 6320-01-600-5808
NSN 6105-00-557-8962
NSN 5915-01-460-5328