BS 6127-5:1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Petrographic analysis of bituminous coal and anthracite Method of determining microscopically the reflectance of vitrinite
Hardcopy , PDF
English
15-04-1995
30-11-2009
Committees responsible
National foreword
Introduction
Method
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Materials
6 Apparatus
7 Preparation of coal sample
8 Procedure
9 Expression of results
10 Precision
11 Test report
Annex
A (informative) Bibliography
Tables
1 Reflectance standards in common use
2 An example of a method of expressing the results
Figures
1 Optical parts of a typical reflectance measuring
microscope
2 Types of vertical illuminators
3 Histogram plotted from the results given in table 2
Specifies the method for determining microscopically the maximum and random reflectance in oil of polished surfaces of the vitrinite component of coals. Coverage includes: materials, apparatus, procedure, precision, and preparation of coal sample. Also gives definitions, tables and diagrams.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes 90/530986 DC and BS 6127-5(1981) (09/2005)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 7404-5:1994 | Identical |
| BS 6127-3:1995 | Petrographic analysis of bituminous coal and anthracite Method of determining maceral group composition of bituminous coal and anthracite |
| BS 6127-2:1982 | Petrographic analysis of bituminous coal and anthracite Method of preparing coal samples for petrographic analysis |
| ISO 7404-3:2009 | Methods for the petrographic analysis of coals — Part 3: Method of determining maceral group composition |
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