Reference number
ISO 5069-2:1983
© ISO 2025
ISO 5069-2:1983
Brown coals and lignites — Principles of sampling — Part 2: Sample preparation for determination of moisture content and for general analysis
Edition 1
1983-12
Withdrawn
Withdrawn (Edition 1, 1983)

Abstract

The process of sample preparation consists of several operations three of which are fundamental: particle size reduction by crushing or grinding and milling; mixing; decrease of sample mass by dividing the sample (sample division). In most cases, the drying process of the sample is also necessary.

General information

  • Status
     : Withdrawn
    Publication date
     : 1983-12
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 7
  • Technical Committee :
    ISO/TC 27/SC 4
    ICS :
    73.040 
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