Published
The method is applicable to a concentration range of 0,08 to 3 % (m/m) of potassium and 0,02 to 1 % (m/m) of sodium. ISO 4571 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, procedure and expression of results.
PUBLISHED
ISO 4571:1981
90.60
Close of review
Jun 5, 2021
Manganese ores and concentrates — Determination of potassium and sodium content — Flame atomic emission spectrometric method
60.60 Standard published
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