I.S. EN ISO 6974-5:2014
Current
The latest, up-to-date edition.
NATURAL GAS - DETERMINATION OF COMPOSITION AND ASSOCIATED UNCERTAINTY BY GAS CHROMATOGRAPHY - PART 5: ISOTHERMAL METHOD FOR NITROGEN, CARBON DIOXIDE, C[1] TO C[5] HYDROCARBONS AND C[6+] HYDROCARBONS (ISO 6974-5:2014)
Hardcopy , PDF
English
01-01-2014
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Materials
5 Apparatus
6 Scheme of the configuration
7 Procedure
8 Expression of results
Annex A (informative) - Example of application
Annex B (informative) - Procedure for Setting Valve
timings and Restrictor Setting
Bibliography
Explains a gas chromatographic method for the quantitative determination of the content of nitrogen, carbon dioxide and C[1] to C[5] hydrocarbons individually and a composite C[6+] measurement, which represents all hydrocarbons of carbon number 6 and above in natural gas samples.
| DocumentType |
Standard
|
| Pages |
40
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NBN EN ISO 6974-5 : 2014 | Identical |
| UNI EN ISO 6974-5 : 2004 | Identical |
| UNE-EN ISO 6974-5:2015 | Identical |
| ISO 6974-5:2014 | Identical |
| SN EN ISO 6974-5:2014 | Identical |
| EN ISO 6974-5:2014 | Identical |
| NEN EN ISO 6974-5 : 2014 | Identical |
| BS EN ISO 6974-5:2014 | Identical |
| DIN EN ISO 6974-5:2014-10 | Identical |
| NF EN ISO 6974-5 : 2014 | Identical |
| NS EN ISO 6974-5 : 2014 | Identical |
| DIN EN ISO 6974-5:2002-06 | Identical |
| ISO 6976:2016 | Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition |
| ISO 6974-2:2012 | Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations |
| ISO 10723:2012 | Natural gas — Performance evaluation for analytical systems |
| ISO 6974-1:2012 | Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition |
| ISO 7504:2015 | Gas analysis Vocabulary |
| ISO/IEC Guide 98-3:2008 | Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) |
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