Reference number
ISO 7969:1985
© ISO 2024
International Standard
ISO 7969:1985
Manganese ores and concentrates — Determination of sodium and potassium contents — Flame atomic absorption spectrometric method
Edition 1
1985-11
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Published (Edition 1, 1985)
This publication was last reviewed and confirmed in 2022. Therefore this version remains current.

ISO 7969:1985

Language
Format
CHF 42
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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.

General information

  • Status
     : Published
    Publication date
     : 1985-11
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 5
  • Technical Committee :
    ISO/TC 132
    ICS :
    73.060.20 
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