I.S. ISO 333:1987
Withdrawn
COAL - DETERMINATION OF NITROGEN - SEMI-MICRO KJELDAHL METHOD
Hardcopy , PDF
English
06-22-1988
07-10-2015
Foreword
1 Scope and field of application
2 References
3 Principle
4 Reagents
5 Apparatus
6 Preparation of sample
7 Procedure
8 Expression of results
9 Precision of the method
10 Test report
Defines a method of determining the nitrogen content of hard coal, brown coal and lignite by the semi-micro Kjeldahl method.
| DocumentType |
Standard
|
| Pages |
11
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| ISO 1170:2013 | Coal and coke — Calculation of analyses to different bases |
| ISO 332:1981 | Coal — Determination of nitrogen — Macro Kjeldahl method |
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