A-A-51686 1986 Edition, October 10, 1986
CRUCIBLE, FILTERING AND IGNITION, LABORATORY
Includes all amendments and changes through Cancellation Notice 1, September 29, 2009
Additional Comments: CNCL NO S/S
The General Services Administration has authorized the use of this commercial item description in preference to Federal Specification NNN-C-00680 (DLA-DM)
This commercial item description covers two types of laboratory crucibles for use in laboratory procedures.