Papier et carton — Vieillissement accéléré — Partie 3: Traitement à la chaleur humide à 80 degrés C et 65 % d'humidité relative

Specifies a procedure for moist heat treatment of paper or board. This method concerns printing and writing papers, but may be used with discretion for other types of paper and board. Not applicable to certain electrical insulating papers. Replaces the first edition.