Manganese ores and concentrates — Determination of sodium and potassium contents — Flame atomic absorption spectrometric method
NORM herausgegeben am 7.11.1985
Designation standards: ISO 7969:1985
Publication date standards: 7.11.1985
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: International technical standard
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.