ASTM-E258 › Complete Document History
Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method

Complete Current Edition:
   2007 R15 EDITION - REAPPROVED IN 2015 - June 15, 2015

Obsolete Revision Information:
   2007 EDITION - TOTAL NITROGEN IN ORGANIC MATERIALS BY MODIFIED KJELDAHL MET - April 1, 2007
   1967 R02 EDITION - REAPPROVED IN 2002 - Dec. 1, 2002
   1967 R96(E1) EDITION - KEYWORDS ADDED EDITORIALLY - March 1, 1996
   1967 R87(E1) EDITION - TOTAL NITROGEN IN ORGANIC MATE - Sept. 8, 1967