ASTM-D4528 › Complete Document History
Standard Classification for Rubber Compounding Materials—Sulfur

Complete Current Edition:
   1988 R21 EDITION - REAPPROVED IN 2021 - Dec. 29, 2021

Obsolete Revision Information:
   1988 R17 EDITION - REAPPROVED IN 2017 - Feb. 15, 2017
   1988 R12 EDITION - REAPPROVED IN 2012 - June 15, 2012
   1988 R07 EDITION - REAPPROVED IN 2007 - Dec. 1, 2007
   1988 R02 EDITION - REAPPROVED IN 2002 - Jan. 1, 2003
   1988 R98 EDITION - REAPPROVED IN 1998 - July 21, 1998
   1988 R93(E1) EDITION - EDITORIALLY CORRECTED - June 1, 1993
   1988 EDITION - Rubber Compounding Materials - Sulfur - July 21, 1988