ISO 7404-2:2025
Current
Coal — Methods for petrographic analysis — Part 2: Method of preparing coal samples
Hardcopy , PDF
English
10-27-2025
This document specifies methods for preparing a polished particulate block from a sample of crushed coal for analysis by reflected light microscopy. These methods can also be applied to the preparation of a polished, embedded lump of coal.
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
International Organization for Standardization
|
| Status |
Current
|
| Supersedes |
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