Status : Published
Format Language
PDF + ePub
Paper
  • CHF61
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Abstract

This document specifies volumetric methods for the determination of total humic acids and free humic acid of brown coals and lignites.

General information

  • Status
     : Published
    Publication date
     : 2021-12
    Stage
    : International Standard published [60.60]
  • Edition
     : 4
    Number of pages
     : 7
  • Technical Committee :
    ISO/TC 27/SC 5
    ICS :
    73.040 
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