International Standard
ISO 9681:1990
Manganese ores and concentrates — Determination of iron content — Flame atomic absorption spectrometric method
Reference number
ISO 9681:1990
Edition 1
1990-11
© ISO 2024
International Standard
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Published (Edition 1, 1990)
This standard was last reviewed and confirmed in 2022. Therefore this version remains current.

ISO 9681:1990

Format
Language
CHF 42
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Abstract

The method is applicable to products having an iron content between 0,2 % (m/m) and 10 % (m/m). ISO 9681 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sampling and samples, procedure, and expression of results.

General information

  • Status
     : Published
    Publication date
     : 1990-11
    Stage
    : International Standard to be revised [90.92]
  • Edition
     : 1
    Number of pages
     : 4
  • Technical Committee :
    ISO/TC 132
    ICS :
    73.060.20 
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Life cycle

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This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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