ASTM-D2638 Complete Document History
Standard Test Method for Real Density of Calcined Petroleum Coke by Helium Pycnometer

Complete Current Edition:
   2021 EDITION - Real Density of Calcined Petroleum Coke by Helium Pycnometer - Jan. 12, 2021

Obsolete Revision Information:
   2010 R15(E1) EDITION - EDITORIALLY CORRECTED - Dec. 1, 2015
   2010 EDITION - Real Density of Calcined Petroleum Coke by Helium Pycnometer - May 1, 2010
   2006 EDITION - Real Density of Calcined Petroleum Coke by Helium Pycnometer - July 1, 2006
   1991 R02 EDITION - REAPPROVED IN 2002 - Dec. 1, 2002
   1991 R97 EDITION - REAPPROVED IN 1997 - Jan. 1, 1997
   1991 EDITION - Real Density of Calcined Petroleum Coke by Helium Pycnometer - July 15, 1991