ISO 4571:1981
Manganese ores and concentrates; Determination of potassium and sodium content; Flame atomic emission spectrometric method

Standard No.

ISO 4571:1981

Release Date

1981

Published By

International Organization for Standardization (ISO)

Latest

ISO 4571:1981

Scope

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.

ISO 4571:1981 history

• 1981 ISO 4571:1981 Manganese ores and concentrates; Determination of potassium and sodium content; Flame atomic emission spectrometric method