Abstract

Specifies a method of determining the nitrogen content of hard coal, brown coal and lignite by the semi-micro Kjeldahl method. Replaces the third edition.


General information 

  • Status
     : Withdrawn
    Publication date
     : 1996-03
  • Edition
     : 4
    Number of pages
     : 7
  • Technical Committee
     : ISO/TC 27/SC 5 Methods of analysis
  • ICS
     :
    73.040 Coals

Life cycle

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