Sodium fluoride for industrial use — Determination of water-insoluble matter
NORM herausgegeben am 1.12.1973
Bezeichnung normen: ISO 2831:1973
Ausgabedatum normen: 1.12.1973
Zahl der Seiten: 1
Gewicht ca.: 3 g (0.01 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / Abstract: The principle consists in dissolution of a test portion, separation of all insoluble matter by filtration of the solution by vacuum through a filter crucible, drying and weighing. Has also been approved by the IUPAC.