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ISO/WD 7404-2

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

General information

20.98     7 tet 2022

ISO

ISO/TC 27/SC 5

International Standard

Scope

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.

Life cycle

PREVIOUSLY

Revises
ISO 7404-2:2009

NOW

ABANDON
ISO/WD 7404-2
20.98 Project deleted
7 tet 2022

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