ASTM-E989 › Complete Document History
Standard Classification for Determination of Single-Number Metrics for Impact Noise

Complete Current Edition:
   2021 EDITION - Determination of Single-Number Metrics for Impact Noise - May 21, 2021

Obsolete Revision Information:
   2018 EDITION - Determination of Single-Number Metrics for Impact Noise - Dec. 1, 2018
   2006 R12 EDITION - REAPPROVED IN 2012 - Nov. 15, 2012
   2006 EDITION - DETERMINATION OF IMPACT INSULATION CLASS (IIC), STANDARD CLA - Jan. 1, 2006
   1989 R94(E1) EDITION - DETERMINATION OF IMPACT INSULA - March 1, 1994
   1989 R99 EDITION - REAPPROVED IN 1999 - July 28, 1989
   1984 EDITION - DETERMINATION OF IMPACT INSULA - June 15, 1984