Manganese ores and concentrates — Determination of iron content — Flame atomic absorption spectrometric method
NORM herausgegeben am 25.10.1990
Bezeichnung normen: ISO 9681:1990
Ausgabedatum normen: 25.10.1990
Zahl der Seiten: 4
Gewicht ca.: 12 g (0.03 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / Abstract: The method is applicable to products having an iron content between 0,2 % (m/m) and 10 % (m/m). ISO 9681 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sampling and samples, procedure, and expression of results.