ASTM-E1421 Complete Document History
Standard Practice for Describing and Measuring Performance of Fourier Transform Mid-Infrared (FT-MIR) Spectrometers: Level Zero and Level One Tests

Complete Current Edition:
   1999 R21 EDITION - REAPPROVED IN 2021 - Sept. 10, 2021

Obsolete Revision Information:
   1999 R15(E1) EDITION - EDITORIALLY CORRECTED - July 15, 2015
   1999 R09 EDITION - REAPPROVED IN 2009 - Jan. 1, 2009
   1999 R04 EDITION - REAPPROVED IN 2004 - Jan. 1, 2004
   1999 EDITION - Describing and Measuring Performance of Fourier Transform Mi - Oct. 10, 1999
   1994 EDITION - Describing and Measuring Performance of Fourier Transform Mi - Dec. 15, 1994
   1991 EDITION - Describing and Measuring Performance of Fourier Transform Mi - June 15, 1991