ISO 7404-2:2009

Name: ISO 7404-2:2009
Brand: ISO
SKU: ISO 7404-2:2009
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Methods for the petrographic analysis of coals — Part 2: Methods of preparing coal samples ISO 7404-2:2009

Publication date: Sep 24, 2009

95.99 Withdrawal of Standard Oct 27, 2025

General information

Current stage: 95.99 Withdrawal of Standard Oct 27, 2025

Originator: ISO

Owner: ISO/TC 27/SC 5 Methods of analysis

Type: International Standard

ICS: 73.040 Coals

Buying

Status: Withdrawn

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

WITHDRAWN
ISO 7404-2:1985

NOW

WITHDRAWN
ISO 7404-2:2009
95.99 Withdrawal of Standard
Oct 27, 2025

REVISED BY

ABANDON
ISO/WD 7404-2

PUBLISHED
ISO 7404-2:2025