UFGS 43 31 13.13 10 Activated Carbon-Gas and Liquid Purification Filters  

History: Below is a listing of the Revisions and Changes made to this UFGS.

KEY PREPARING ACTIVITY (PA) A Army N Navy F Air Force S NASA
ACTION N New R Revision C Change D Deletion
Release PA Action Change # Nature of Change or Revision
Aug-2018 A N

Superseding UFGS 43 31 13.14 DOWNFLOW LIQUID ACTIVATED CARBON ADSORPTION UNITS. Complete review and update including section number and title changes.