International Standard
ISO 7404-2:2009
Methods for the petrographic analysis of coals — Part 2: Methods of preparing coal samples
Reference number
ISO 7404-2:2009
Edition 2
2009-10
© ISO 2024
International Standard
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Published (Edition 2, 2009)
This standard was last reviewed and confirmed in 2022. Therefore this version remains current.

ISO 7404-2:2009

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Language
CHF 63
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Abstract

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
    Stage
    : International Standard to be revised [90.92]
  • Edition
     : 2
    Number of pages
     : 12
  • Technical Committee :
    ISO/TC 27/SC 5
    ICS :
    73.040 
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