ASTM-E923 Complete Document History
Standard Specification for Glass Westergren Tube, Reusable

Complete Current Edition:
   1997 R19 EDITION - REAPPROVED IN 2019 - July 1, 2019

Obsolete Revision Information:
   1997 R13 EDITION - REAPPROVED IN 2013 - Dec. 1, 2013
   1997 R08 EDITION - REAPPROVED IN 2008 - Dec. 1, 2008
   1997 R03 EDITION - REAPPROVED IN 2003 - Oct. 10, 2003
   1997 EDITION - GLASS WESTERGEN TUBE, REUSABLE - Nov. 10, 1997
   1993 EDITION - GLASS WESTERGEN TUBE, REUSABLE - Aug. 15, 1993
   1983 EDITION - GLASS WESTERGEN TUBE, REUSABLE - Feb. 25, 1983