1、ICS 77.040.30; 77.120.60Zinc and zinc alloys Chemical analysisPart 7: Determination of tin Flame atomic absorption spectrometric method after extractionEnglish version of DIN EN 12441-7Zink und Zinklegierungen Chemische Analyse Teil 7: Bestimmung von Zinn FAAS-Verfahren nachExtraktionA comma is used
2、 as the decimal marker.National forewordThis standard has been prepared by CEN/TC 209 Zinc and zinc alloys (Secretariat: France).The responsible German body involved in its preparation was the Normenausschuss Nichteisenmetalle(Nonferrous Metals Standards Committee), Technical Committee Zink.DEUTSCHE
3、 NORM March 2005DIN EN 12441-7 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 (DIN-Normen).English price group 8www.din.dewww.beuth
4、.de9636393Continued overleaf.Document comprises 12 pages.06.05G4G15G69G69G100G5English versionICS 77.040.30; 77.120.60Zinc and zinc alloys Chemical analysisPart 7: Determination of tin Flame atomic absorption spectrometricmethod after extraction 2004. CEN All rights of exploitation in any form and b
5、y any meansreserved worldwide for CEN national members.Ref. No. EN 12441-7:2004 EZink und Zinklegierungen Chemi-sche Analyse Teil 7: Bestimmungvon Zinn FAAS-Verfahren nachExtraktionThis European Standard was approved by CEN on 2004-11-04.CEN members are bound to comply with the CEN/CENELEC Internal
6、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 Centre or to anyCEN member.The Euro
7、pean 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.CEN members are the national s
8、tandards bodies of Austria, Belgium, Cyprus, theCzech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands,Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, andthe United Kingdom.E
9、N 12441-7December 2004Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungZinc et alliages de zinc Analyse chi-mique Partie 7: Dosage de ltain Mthode par spectromtrie dabsorp-tion atomique dans la flamme aprsextractionPage 2EN 12441-7:2004Page 3EN 12441-7:2004Page 4EN 12441-7:2004Page 5EN 12441-7:2004Page 6EN 12441-7:2004Page 7EN 12441-7:2004Page 8EN 12441-7:2004Page 9EN 12441-7:2004Page 10EN 12441-7:2004Page 11EN 12441-7:2004
