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sklademVydáno: 2009-11-30
BS ISO 7404-2:2009
Methods for the petrographic analysis of coals Methods of preparing coal samples
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| Označení normy: | BS ISO 7404-2:2009 |
| Počet stran: | 24 |
| Vydáno: | 2009-11-30 |
| ISBN: | 978 0 580 56502 1 |
| Status: | Standard |
Popis
BS ISO 7404-2:2009
This standard BS ISO 7404-2:2009 Methods for the petrographic analysis of coals is classified in these ICS categories:
- 73.040 Coals
- 75.160.10 Solid fuels
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.