ANSI/ADA-25 Complete Document History
ANSI/ADA Specification No. 25 for Dental Gypsum Products

Complete Current Edition:
   2015 R21 EDITION - REAFFIRMED IN 2021 - July 7, 2021

Obsolete Revision Information:
   2015 EDITION - Dental Gypsum Products - Dec. 17, 2015
   2000 EDITION - Dental Gypsum Products - Jan. 1, 2000