Abstract

This part of ISO 7404 specifies a method for preparing a polished particulate block from a sample od crushed coal, for analysis by reflectance microscopy using white ligth. It does not apply to the preparation of polished particulate blocks for analysis using fluorescence microscopy techniques nor to the preparation of polished orientated lumps of coal.


General information 

  • Status
     : Withdrawn
    Publication date
     : 1985-05
  • Edition
     : 1
    Number of pages
     : 8
  • Technical Committee
     : ISO/TC 27 Coal and coke
  • ICS
     :
    73.040 Coals

Life cycle

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