ISO-8226-1 Complete Document History
Paper and board -- Measurement of hygroexpansivity -- Part 1: Hygroexpansivity up to a maximum relative humidity of 68 %

Complete Current Edition:
   2ND EDITION - PART 1: HYGROEXPANSIVITY UP TO - Dec. 15, 1994

Obsolete Revision Information:
   1ST EDITION - PART 1: HYGROEXPANSIVITY UP TO - Nov. 15, 1985