1、ICS 91.100.15Prfverfahren fr chemische Eigenschaften von Gesteinskrnungen Teil 3: Herstellung von Eluaten durchAuslaugung von GesteinskrnungenEuropean Standard EN 1744-3 : 2002 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard has been prepared by
2、CEN/TC 154 Aggregates (Secretariat: United Kingdom).The responsible German body involved in its preparation was the Normenausschuss Materialprfung (Ma-terials Testing Standards Committee), Technical Committee Gesteinskrnungen; Prfverfahren, Petrogra-phie, Probenahme und Przision.Ref. No. DIN EN 1744
3、-3 : 2002-11English price group 07 Sales No. 110704.03DEUTSCHE NORM November 2002EN 1744-3Continued overleaf.EN comprises 7 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 t
4、he exclusive right of sale for German Standards (DIN-Normen).Tests for chemical properties of aggregatesPart 3: Preparation of eluates by leaching of aggregatesEnglish version of DIN EN 1744-3English versionICS 91.100.15Tests for chemical properties of aggregatesPart 3: Preparation of eluates by lea
5、ching of aggregates 2002. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN 1744-3 : 2002 EPrfverfahren fr chemische Eigen-schaften von Gesteinskrnungen Teil 3: Herstellung von Eluaten durchAuslaugung von GesteinskrnungenThis European
6、Standard was approved by CEN on 2002-03-05.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
7、 national stand-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 not
8、ified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, the CzechRepublic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,Luxembourg, Malta, the Netherlands, Norway, Portugal, Spain, Sweden, Swi
9、tzer-land, and the United Kingdom.EN 1744-3July 2002Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungEssais pour dterminer les propritschimiques des granulats Partie 3:Prparation dluats par lixiviation desgranulatsPage 2EN 1744-3 : 2002233345555677Page 3EN 1744-3 : 2002Page 4EN 1744-3 : 2002Page 5EN 1744-3 : 2002Page 6EN 1744-3 : 2002Page 7EN 1744-3 : 2002
