ASTM-D4948 › Complete Document History
Standard Test Method for Determination of the Upper Layer Separated from a Viscous Liquid

Complete Current Edition:
   1989 R22 EDITION - REAPPROVED IN 2022 - Dec. 9, 2022

Obsolete Revision Information:
   1989 R16 EDITION - REAPPROVED IN 2016 - Dec. 1, 2016
   1989 R12 EDITION - REAPPROVED IN 2012 - Aug. 1, 2012
   1989 R06 EDITION - REAPPROVED IN 2006 - June 1, 2006
   1989 R00(E1) EDITION - KEYWORDS WERE ADDED - June 1, 2000
   1989 R93 EDITION - Determination of the Upper Layer Separated from a Viscous Li - May 26, 1989