ISO 621:1981

Manganese ores -- Determination of metallic iron content (metallic iron content not exceeding 2 %) -- Sulphosalicylic acid photometric method

This second edition cancels and replaces the first edition (i.e. ISO 621-1975). Specifies principle, reagents, apparatus, sample, procedure and expression of results.


General information

  • Current status : Withdrawn
    Publication date : 1981-11
  • Edition : 2
  • :
    ISO/TMBG
    Technical Management Board - groups
  • 73.060.20
    Manganese ores

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