Manganese ores and concentrates — Determination of sodium and potassium contents — Flame atomic absorption spectrometric method
NORM herausgegeben am 7.11.1985
Bezeichnung normen: ISO 7969:1985
Ausgabedatum normen: 7.11.1985
Zahl der Seiten: 5
Gewicht ca.: 15 g (0.03 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / Abstract: The method is applicable to products having sodium contents from 0,02 to 1,0 % (m/m), and potassium contents from 0,08 to 3,0 % (m/m). ISO 7969 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sampling, procedure and expression of results.