BS EN ISO 6974-6:2008
Current
The latest, up-to-date edition.
Natural gas. Determination of composition with defined uncertainty by gas chromatography Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
Hardcopy , PDF
English
30-04-2009
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Foreword
Introduction
1 Scope
2 Normative references
3 Principle
3.1 Analysis of natural gas samples
3.2 Analysis of natural gas substitutes
4 Materials
5 Apparatus
6 Procedure
6.1 Operating conditions
6.2 Performance requirements
6.3 Determination
7 Calculation
8 Precision
9 Test report
Annex A (informative) - Typical precision values
Bibliography
Explains a gas chromatographic method for the quantitative determination of the content of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C[1] to C[8] hydrocarbons in natural gas samples using three capillary columns.
| Committee |
PTI/15
|
| DevelopmentNote |
Renumbers and supersedes BS ISO 6974-6. 2008 version incorporates corrigendum to BS ISO 6974-6. Supersedes 97/123793 DC. To be read in conjunction with BS EN ISO 6974-1 & BS EN ISO 6974-2. (05/2009)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 6974-6:2002 | Identical |
| EN ISO 6974-6:2005 | Identical |
| ISO 10715:1997 | Natural gas — Sampling guidelines |
| 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 6974-4:2000 | Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns |
| ISO 10723:2012 | Natural gas — Performance evaluation for analytical systems |
| ISO 6974-3:2000 | Natural gas Determination of composition with defined uncertainty by gas chromatography Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns |
| ISO 6143:2001 | Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures |
| ISO 6142:2001 | Gas analysis Preparation of calibration gas mixtures Gravimetric method |
| 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 6974-5:2014 | Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons |
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