1、ICS 75.060Erdgas Bestimmung der Zusammensetzung mit definierter Unsicherheit durch Gaschromatographie Teil 3: Bestimmung von Wasserstoff, Helium, Sauerstoff, Stickstoff, Kohlenstoffdioxid undKohlenwasserstoffen bis zu C8mit zwei gepackten Sulen (ISO 6974-3 : 2000)European Standard EN ISO 6974-3 : 20
2、01 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard has been published in accordance with a decision taken by CEN/CMC to adopt, withoutalteration, International Standard ISO 6974-3 as a European Standard.The responsible German body involved in its
3、 preparation was the Normenausschuss Materialprfung(Materials Testing Standards Committee), Technical Committee Gasanalyse und Gasbeschaffenheit.DIN EN ISO 6974-1 is the standard corresponding to International Standard ISO 6974-1 referred to inclause 2 of the EN.National Annex NAStandard referred to
4、(and not included in Normative references and Bibliography)DIN EN ISO 6974-1 Natural gas Determination of composition with defined uncertainty by gaschromatography Part 1: Guidelines for tailored analysis (ISO 6974-1 : 2000)Ref. No. DIN EN ISO 6974-3 : 2002-06English price group 11 Sales No. 111110.
5、02DEUTSCHE NORM June 2002EN ISO 6974-3Continued overleaf.EN comprises 15 pages. No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DI
6、N-Normen).Natural gas Determination of composition with defineduncertainty by gas chromatographyPart 3: Determination of hydrogen, helium, oxygen, nitrogen, carbondioxide and hydrocarbons up to C8using two packed columns(ISO 6974-3 : 2000)English version of DIN EN ISO 6974-3ICS 75.060Descriptors: 20
7、01. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN ISO 6974-3 : 2001 EEN ISO 6974-3August 2001Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komi
8、tee fr Normung|English versionNatural gas Determination of composition withdefined uncertainty by gas chromatographyPart 3: Determination of hydrogen, helium, oxygen, nitrogen, carbondioxide and hydrocarbons up to C8using two packed columns(ISO 6974-3 : 2000)Erdgas Bestimmung der Zusammen-setzung mi
9、t definierter Unsicherheitdurch Gaschromatographie Teil 3:Bestimmung von Wasserstoff, Helium,Sauerstoff, Stickstoff, Kohlenstoff-dioxid und Kohlenwasserstoffen biszu C8 mit zwei gepackten Sulen(ISO 6974-3 : 2000)This European Standard was approved by CEN on 2001-06-22.CEN members are bound to comply
10、 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 stand-ards may be obtained on application to the Management Cent
11、re 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 Management Centre hasthe same status as the official versions
12、.CEN members are the national standards bodies of Austria, Belgium, the CzechRepublic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland,and the United Kingdom.Gaz naturel Dtermination de lacomposition avec un
13、e incertitudedfinie par chromatographie en phasegazeuse Partie 3: Dtermination delhydrogne, de lhlium, de loxygne,de lazote, du dioxyde de carbone etdes hydrocarbures jusqu C8 laidede deux colonnes remplies(ISO 6974-3 : 2000)Page 2EN ISO 6974-3 : 2001ForewordInternational StandardISO 6974-3 : 2000 N
14、atural gas Determination of composition with defined uncertainty by gaschromatography Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbondioxide and hydrocarbons up to C8using two packed columns,which was prepared by ISO/TC 193 Natural gas of the International Organization for Standa
15、rdization, has beenadopted by CEN/CMC as a European Standard.This European Standard shall be given the status of a national standard, either by publication of an identical textor by endorsement, and conflicting national standards withdrawn, by February 2002 at the latest.In accordance with the CEN/C
16、ENELEC Internal Regulations, the national standards organizations of thefollowing countries are bound to implement this European Standard:Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,Luxembourg, the Netherlands, Norway, Portugal, Spain, Swe
17、den, Switzerland, and the United Kingdom.Endorsement noticeThe text of the International Standard ISO 6974-3 : 2000 was approved by CEN as a European Standard withoutany modification.2333445710111215Page 3EN ISO 6974-3 : 2001Page 4EN ISO 6974-3 : 2001Page 5EN ISO 6974-3 : 2001Page 6EN ISO 6974-3 : 2001Page 7EN ISO 6974-3 : 2001Page 8EN ISO 6974-3 : 2001Page 9EN ISO 6974-3 : 2001Page 10EN ISO 6974-3 : 2001Page 11EN ISO 6974-3 : 2001Page 12EN ISO 6974-3 : 2001Page 13EN ISO 6974-3 : 2001Page 14EN ISO 6974-3 : 2001Page 15EN ISO 6974-3 : 2001
