ISO 7990:1985
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ISO 7990:1985
14987

Abstract

 Preview

Method A is applicable to products having a total iron content from 1 to 25 % (m/m), and method B is applicable to products having a total iron content from 0.2 to 2 % (m/m). ISO 7990 should be read in conjunction with ISO 4297. Specifies principle, reactions (method A only), reagents, apparatus, sampling and samples, procedure and expression of results.


General information 

  •  :  Published
     : 1985-12
  •  : 1
     : 6
  •  : ISO/TC 132 Ferroalloys
  •  :
    73.060.20 Manganese ores

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std 2 38 Paper
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