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 5975-00-258-7396
NSN 6685-00-793-6745
NSN 6105-01-647-4683
NSN 5975-01-381-2763
NSN 5935-00-182-8746
NSN 6320-01-111-0960
NSN 5985-01-551-2048
NSN 5905-01-233-2909
NSN 6610-00-581-0771
NSN 4140-01-329-6293
NSN 5925-00-426-9063
NSN 5990-00-258-0228