BS ISO 7404-2:2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Methods for the petrographic analysis of coals Methods of preparing coal samples
Hardcopy , PDF
English
30-11-2009
29-10-2025
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Procedure
Annex A (informative) - Examples of procedures for the
preparation of a polished
particulate block suitable for
petrographic analysis from a
sample of crushed coal
Provides methods for preparing a polished particulate block from a sample of crushed coal for analysis by reflectance microscopy.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes BS 6127-2(1982) & 07/30145805 DC. (12/2009) Reviewed and confirmed by BSI, April 2016. (03/2016)
|
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
This part of ISO7404 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.
| Standards | Relationship |
| ISO 7404-2:2009 | Identical |
| ISO 3310-1:2016 | Test sieves — Technical requirements and testing — Part 1: Test sieves of metal wire cloth |
| ISO 7404-1:2016 | Methods for the petrographic analysis of coals — Part 1: Vocabulary |
| ISO 18283:2006 | Hard coal and coke — Manual sampling |
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