Abstract

Applicable to products having Mn-contents in the range 0,006 % to 0,4 %. Decomposition of the test portion with nitric and perchloric acids. After dilution follows oxidation of manganese to permanganate with sodium metaperiodate. Spectrometric measurement at 545 nm.


General information 

  • Status
     : Withdrawn
    Publication date
     : 1992-12
  • Edition
     : 2
    Number of pages
     : 4
  • Technical Committee
     : ISO/TC 175 Fluorspar
  • ICS
     :
    73.080 Non-metalliferous minerals

Life cycle

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