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ISO 7404-2:2009

Methods for the petrographic analysis of coals -- Part 2: Methods of preparing coal samples

General information
Valid from 24.09.2009
ICS Groups
73.040 Coals
Directives or regulations
None
Standard history
Status
Date
Type
Name
24.09.2009
Main
ISO 7404-2:2009 specifies methods for preparing a polished particulate block from a sample of crushed coal for analysis by reflectance microscopy. These methods can also be applied to the preparation of a polished, embedded lump of coal.
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