DIN Standards Committee Entertainment Technology, Photography and Cinematography
ISO 18907
Imaging materials - Photographic films and papers - Wedge test for brittleness
Bild-Aufzeichnungsmaterialien - Filme und Papiere für photographische Zwecke - Keilverfahren zum Ermitteln der Brüchigkeit
Responsible national committee
Responsible international committee
ISO/TC 42/WG 5 - Physical properties and image permanence of photographic materials