Reference number
ISO 7404-5:1994
© ISO 2024
ISO 7404-5:1994
Methods for the petrographic analysis of bituminous coal and anthracite — Part 5: Method of determining microscopically the reflectance of vitrinite
Edition 2
1994-09
Withdrawn
Withdrawn (Edition 2, 1994)

Abstract

Cancels and replaces the first edition (1984). Specifies the method for determining microscopically the maximum and random reflectance in oil of polished surfaces of the vitrinite component of coals. Applicable to either coals from single seams or coal blends covering the whole range of bituminous coal and anthracite.

General information

  • Status
     : Withdrawn
    Publication date
     : 1994-09
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 2
    Number of pages
     : 12
  • Technical Committee :
    ISO/TC 27/SC 5
    ICS :
    73.040 
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