1、ICS 75.060Natural gasDetermination of composition with defined uncertainty by gas chromatographyPart 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxideand C1to C8hydrocarbons using three capillary columns(ISO 6974-6:2002)English version of DIN EN ISO 6974-6Erdgas Bestimmung der Z
2、usammensetzung mit definierter Unsicherheit durch Gaschromatographie Teil 6: Bestimmung des Wasserstoffs, Heliums, Sauerstoffs, Stickstoffs, Kohlenstoffdioxids und der Koh-lenwasserstoffe C1bis C8mit drei Kapillarsulen (ISO 6974-6:2002)National forewordThis standard has been published in accordance
3、with a decision taken by CEN/CMC to adopt, withoutalteration, International Standard ISO 6974-6 as a European Standard.The responsible German body involved in its preparation was the Normenausschuss Materialprfung (Ma-terials Testing Standards Committee), Technical Committee NMP 573 Gasanalyse und G
4、asbeschaffenheit.DIN EN ISO 6974 Natural gas Determination of composition with defined uncertainty by gas chromatog-raphy consists of the following parts:Part 1: Guidelines for tailored analysisPart 2: Measuring-system characteristics and statistics for processing of dataPart 3: Determination of hyd
5、rogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8using two packed columnsPart 4: Determination of nitrogen, carbon dioxide and C1to C5and C6+hydrocarbons for a laboratory andon-line measuring system using two columnsPart 5: Determination of nitrogen, carbon dioxide and C1to C
6、5and C6+hydrocarbons for a laboratory andon-line process application using three columnsPart 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1to C8hydrocarbonsusing three capillary columnsThe DIN Standards corresponding to the International Standards referred to in clause
7、 2 of the EN are asfollows:ISO Standard DIN StandardISO 6143 DIN ISO 6143ISO 6974-1 DIN EN ISO 6974-1ISO 6974-2 DIN EN ISO 6974-2DEUTSCHE NORM August 2005DIN EN ISO 6974-6 No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e.V., Berlin. Beuth
8、Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Supersedes DIN EN 14173,April 2002 edition.English price group 12www.din.dewww.beuth.de9658208Continued overleaf.Document comprises 19 pages.11.05National Annex NA(informative)BibliographyDIN EN ISO
9、6974-1 Natural gas Determination of composition with defined uncertainty by gas chromatog-raphy Part 1: Guidelines for tailored analysis (ISO 6974-1:2000)DIN EN ISO 6974-2 Natural gas Determination of composition with defined uncertainty by gas chromatog-raphy Part 2: Measuring-system characteristic
10、s and statistics for processing of data(ISO 6974-2:2001)DIN ISO 6143 Gas analysis Comparison methods for determining and checking the composition ofcalibration gas mixtures (ISO 6143:2001)Page 2DIN EN ISO 6974-6:2005-08English versionICS 75.060Natural gasDetermination of composition with defined unc
11、ertainty by gas chromatographyPart 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxideand C1to C8hydrocarbons using three capillary columns(ISO 6974-6:2002) 2005. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN ISO
12、 6974-6:2005 EErdgas Bestimmung der Zusammen-setzung mit definierter Unsicherheitdurch Gaschromatographie Teil 6:Bestimmung des Wasserstoffs, Heli-ums, Sauerstoffs, Stickstoffs, Kohlen-stoffdioxids und der Kohlenwasser-stoffe C1bis C8mit drei Kapillarsulen(ISO 6974-6:2002)This European Standard was
13、approved by CEN on 2005-05-19.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the conditions for giving this European Standard the status of anational standard without any alteration.Up-to-date lists and bibliographical references concerning such national sta
14、nd-ards may be obtained on application to the Management Centre or to anyCEN member.The European Standards exist in three official versions (English, French, German).A version in any other language made by translation under the responsibility of aCEN member into its own language and notified to the
15、Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, theCzech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands,Norwa
16、y, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, andthe United Kingdom.EN ISO 6974-6June 2005Management Centre: rue de Stassart, 36 B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungGaz naturel Dtermination de la com-
17、position avec une incertitude dfiniepar chromatographie en phase ga-zeuse Partie 6: Dtermination de lhy-drogne, de lhlium, de loxygne, delazote, du dioxyde de carbone et deshydrocarbures C1 C8en utilisant troiscolonnes capillaires (ISO 6974-6:2002)Page 2EN ISO 6974-6:2005ForewordInternational Standa
18、rdISO 6974-6:2002 Natural gas Determination of composition with defined uncertainty by gas chromatogra-phy Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1to C8hydrocarbons using three capillary columns,which was prepared by ISO/TC 193 Natural gas of the Internation
19、al Organization for Standardization, has beenadopted by CMC as a European Standard.This European Standard shall be given the status of a national standard, either by publication of an identicaltext or by endorsement, and conflicting national standards withdrawn, by December 2005 at the latest.In acc
20、ordance with the CEN/CENELEC Internal Regulations, the national standards organizations of the follow-ing countries are bound to implement this European Standard:Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia,
21、 Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal,Slovakia, Slovenia, Spain, Sweden, Switzerland, and the United Kingdom.Endorsement noticeThe text of the International Standard ISO 6974-6:2002 was approved by CEN as a European Standard withoutany modification.2333555561111131
22、31616161717Page 3EN ISO 6974-6:2005Page 4EN ISO 6974-6:2005Page 5EN ISO 6974-6:2005Page 6EN ISO 6974-6:2005Page 7EN ISO 6974-6:2005Page 8EN ISO 6974-6:2005Page 9EN ISO 6974-6:2005Page 10EN ISO 6974-6:2005Page 11EN ISO 6974-6:2005Page 12EN ISO 6974-6:2005Page 13EN ISO 6974-6:2005Page 14EN ISO 6974-6:2005Page 15EN ISO 6974-6:2005Page 16EN ISO 6974-6:2005Page 17EN ISO 6974-6:2005
