I (May 2008) of 52.223-9 (42 U.S.C. 6962(i)(2XC)). (Not applicable to de acquisition of commercially a aibble off- the-shelf items.) (38)52.223-11, Ozar-Deptaing Substances and I ugh Global mt ing Potential Hydrofluorocarbms (Jim 2016)(6O. 13693). (39)52.2B-12, Maintenance, Service, Repair, or Disposal of Refrigaation