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ISO 7969:1985
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Manganese ores and concentrates -- Determination of sodium and potassium contents -- Flame atomic absorption spectrometric method

This standard has been reviewed* and then confirmed in 2008.

*ISO standards are reviewed every five years.

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.

 

  • Edition: 1 (Monolingual) ICS: 73.060.20
    Status: Published Stage: 90.60 (2014-03-19)
    TC/SC: ISO/TMBG Number of Pages: 5
  • No revision information available

  • No corrigenda or amendments available

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