BS 6127-3:1995

Superseded

View Superseded by

Petrographic analysis of bituminous coal and anthracite Method of determining maceral group composition of bituminous coal and anthracite

Available format(s)

Hardcopy , PDF

Superseded date

30-11-2009

Language(s)

English

Published date

15-04-1995

Publisher

British Standards Institution

Committees responsible
National foreword
Introduction
Method
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Material
6 Apparatus
7 Preparation of coal sample
8 Procedure
9 Expression of results
10 Precision
11 Test report
Annex
A (informative) Bibliography
Tables
1 Theoretical standard deviation and repeatability
    limit of the percentage of a component, based on
    counts of 500 points
Figures
    Normal and boundary cases between macerals or
    between maceral and mounting medium
2 Types of vertical illuminators
3 Histogram plotted from the results given in table 2

Specifies a method of determining the proportions of the maceral groups in coals. Coverage includes: material, apparatus, procedure, precision, and preparation of coal sample.

Committee	PTI/16
DevelopmentNote	Supersedes 90/53085 DC and BS 6127-3(1981) (09/2005)
DocumentType	Standard
Pages	12
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS ISO 7404-3:2009
Supersedes	BS 6127-3:1981

BS 6127-5:1995	Petrographic analysis of bituminous coal and anthracite Method of determining microscopically the reflectance of vitrinite
BS 6127-4:1990	Petrographic analysis of bituminous coal and anthracite Method of determining microlithotype, carbominerite and minerite composition
BS 6127-2:1982	Petrographic analysis of bituminous coal and anthracite Method of preparing coal samples for petrographic analysis