Paper, board and pulps; standard atmosphere for conditioning and testing and procedure for monitoring the atmosphere and conditioning of samples (ISO 187:1990); German version EN 20187:1993— 8 стр.
Tissue paper and tissue products - Part 4: Determination of tensile strength, stretch at break and tensile energy absorption; German version EN 12625-4:1999— 6 стр.
Tissue paper and tissue products - Part 3: Determination of thickness, bulking thickness and apparent bulk density; German version EN 12625-3:1999— 7 стр.