Photography — Photographic-grade chemicals — Test methods — Part 4: Determination of residue after ignition
NORM herausgegeben am 30.12.1992
Bezeichnung normen: ISO 10349-4:1992
Ausgabedatum normen: 30.12.1992
Zahl der Seiten: 2
Gewicht ca.: 6 g (0.01 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / Abstract: The method is based on weighing a test portion and placing it in prepared ignition crucible, heating the crucible over a low flame to drive off any volatile matter, incineration in a furnace, cooling to room temperature in a desiccator, and reweighing.