ASTM-D971 › Complete Document History
Standard Test Method for Interfacial Tension of Oil Against Water by the Ring Method

Complete Current Edition:
   2020 EDITION - Insulating Liquids Against Water by the Ring Method - April 27, 2020

Obsolete Revision Information:
   2012 EDITION - Interfacial Tension of Oil Against Water by the Ring Method - June 30, 2012
   1999A R04 EDITION - REAPPROVED IN 2004 - Oct. 1, 2004
   1999 EDITION - INTERFACIAL TENSION OF OIL AGA - April 10, 1999
   1991 EDITION - INTERFACIAL TENSION OF OIL AGA - Sept. 15, 1991
   1982 EDITION - INTERFACIAL TENSION OF OIL AGA - Aug. 27, 1982