09/30181371 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS ISO 29541 - SOLID MINERAL FUELS - DETERMINATION OF TOTAL CARBON, HYDROGEN AND NITROGEN CONTENT - INSTRUMENTAL METHOD
Hardcopy , PDF
30-11-2010
English
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
5.1 General
5.2 Carrier gas
5.3 Oxygen
5.4 Additional reagents
5.5 Calibration materials
5.6 Certified reference materials
6 Apparatus
7 Preparation of the test sample
8 Procedure
8.1 Instrument set-up
8.2 Blank analyses
8.3 Conditioning and instrument stability check
8.4 Calibration
8.5 Verification of calibration
8.6 Analysis of test samples
9 Expression of results
10 Precision
10.1 Repeatability limit
10.2 Reproducibility critical difference
11 Test report
Annex A - Recommendations for calibration (Normative)
A.1 Recommended number of calibration points
A.2 Recommended calibration masses
A.3 Calibration verification
A.4 Acceptance of results for certified reference
material coal(s)
Annex B - Test sample and test results (Informative)
B.1 Optimum test sample mass for the determination of
total carbon
B.2 Checking test results and determining the final
quoted result
B.2.1 Checking the acceptability of results obtained under
repeatability conditions
B.2.2 Checking the acceptability of results obtained under
reproducibility conditions
| Committee |
PTI/16
|
| DocumentType |
Draft
|
| Pages |
20
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| ISO 11722:2013 | Solid mineral fuels — Hard coal — Determination of moisture in the general analysis test sample by drying in nitrogen |
| ISO 13909-4:2016 | Hard coal and coke — Mechanical sampling — Part 4: Coal — Preparation of test samples |
| ISO 5069-2:1983 | Brown coals and lignites Principles of sampling Part 2: Sample preparation for determination of moisture content and for general analysis |
| ISO 5725-6:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 6: Use in practice of accuracy values |
| ISO 13909-6:2016 | Hard coal and coke — Mechanical sampling — Part 6: Coke — Preparation of test samples |
| ISO 687:2010 | Solid mineral fuels — Coke — Determination of moisture in the general analysis test sample |
| ISO 5068-2:2007 | Brown coals and lignites — Determination of moisture content — Part 2: Indirect gravimetric method for moisture in the analysis sample |
| ISO 18283:2006 | Hard coal and coke Manual sampling |
| ISO 1213-2:2016 | Solid mineral fuels — Vocabulary — Part 2: Terms relating to sampling, testing and analysis |
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