Abstract

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ISO 7404-2:2009 specifies methods for preparing a polished particulate block from a sample of crushed coal for analysis by reflectance microscopy. These methods can also be applied to the preparation of a polished, embedded lump of coal.


General information 

  • Status
     :  Published
    Publication date
     : 2009-10
  • Edition
     : 2
    Number of pages
     : 12
  • Technical Committee
     : ISO/TC 27/SC 5 Methods of analysis
  • ICS
     :
    73.040 Coals

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