ASTM-D4940 Complete Document History
Standard Test Method for Conductimetric Analysis of Water Soluble Ionic Contamination of Blast Cleaning Abrasives

Complete Current Edition:
   2015 R20 EDITION - REAPPROVED IN 2020 - Feb. 1, 2020

Obsolete Revision Information:
   2015(E1) EDITION - EDITORIALLY CORRECTED - July 15, 2016
   2015 EDITION - Conductimetric Analysis of Water Soluble Ionic Contamination - Jan. 1, 2016
   2010 EDITION - Conductimetric Analysis of Water Soluble Ionic Contamination - June 1, 2010
   1998 R03 EDITION - REAPPROVED IN 2003 - Jan. 10, 2003
   1998 EDITION - Conductimetric Analysis of Water Soluble Ionic Contamination - May 10, 1998
   1989 EDITION - Conductimetric Analysis of Water Soluble Ionic Contamination - April 28, 1989