ISO 5069-2:1983 PDF
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Brown coals and lignites — Principles of sampling — Part 2: Sample preparation for determination of moisture content and for general analysis
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.
Edition | 1983 |
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Standard Part No | 2 |
Published Date | 1983 |
Published By | International Standardization Organisation |
Page Count | 7 |