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ISO 5069-2:1983

Brown coals and lignites -- Principles of sampling -- Part 2: Sample preparation for determination of moisture content and for general analysis

General information
Withdrawn from 23.04.2018
ICS Groups
73.040 Coals
Directives or regulations
None

Standard history

Status
Date
Type
Name
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.
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Brown coals and lignites -- Principles of sampling -- Part 1: Sampling for determination of moisture content and for general analysis
Newest version Withdrawn from 23.04.2018