NEN-ISO 7404-2
Methods for the petrographic analysis of coals - Part 2: Methods of preparing coal samples
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 October 2009 |
| Status: | active |
| Page Count: | 22 |
| ICS Code (Coals): | 73.040 |
scope:
This part of ISO 7404 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.
Document History
NEN-ISO 7404-2
October 1, 2009
Methods for the petrographic analysis of coals - Part 2: Methods of preparing coal samples
This part of ISO 7404 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...