ASTM-D2973 Complete Document History
Standard Test Method for Total Nitrogen in Peat Materials

Complete Current Edition:
   2016 EDITION - Total Nitrogen in Peat Materials - July 15, 2016

Obsolete Revision Information:
   2010 EDITION - REINSTATED IN 2010 - Oct. 1, 2010
   2010(E1) EDITION - EDITORIALLY CORRECTED - Oct. 1, 2010
   WITHDRAWN - WITHDRAWN IN 2009 - July 1, 2009
   1971 R04 EDITION - REAPPROVED IN 2004 - July 1, 2004
   1971 R98 EDITION - REAPPROVED IN 1998 - Jan. 1, 1998
   1971 R90(E1) EDITION - EDITORIALLY CORRECTED - July 1, 1990
   1971 R81(E1) EDITION - EDITORIALLY CORRECTED - May 1, 1981