BS ISO 7404-2:2009
Methods for the petrographic analysis of coals - Methods of preparing coal samples
Methods for the petrographic analysis of coals - Methods of preparing coal samples
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Дата публикации:
- 30 ноября 2009 г.
- ICS:
- 73.040
- SKU:
- BS ISO 7404-2:2009
Abstract
1 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.
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