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    DIN EN 12904-2005 Products used for treatment of water intended for human consumption - Silica sand and silica gravel German version EN 12904 2005《人类生活用水处理用制品 石英砂和石英砾石》.pdf

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    DIN EN 12904-2005 Products used for treatment of water intended for human consumption - Silica sand and silica gravel German version EN 12904 2005《人类生活用水处理用制品 石英砂和石英砾石》.pdf

    1、DEUTSCHE NORM 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).Products used for treatment of water intended for human

    2、consumptionSilica sand and silica gravelEnglish version of DIN EN 12904Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch Quarzsand und QuarzkiesNational forewordThis standard has been prepared by CEN/TC 164 Water supply (Secretariat: France).The responsible German body involved in it

    3、s preparation was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Technical Committee NAW IV 2 Wasseraufbereitung.Users of this standard should note that national regulations exist in Germany dealing with the characteris-tics and treatment of water for human consumption, in par

    4、ticular the Trinkwasserverordnung (TrinkwV 2001) (German Drinking Water Regulation).The European and International Standards referred to in clause 2 of this standard have been published as the corresponding DIN EN, DIN EN ISO or DIN ISO Standards, except for those below, which correspond as follows:

    5、ISO Standard DIN StandardEN ISO 3696 DIN ISO 3696ISO 6703-1 DIN 38405-13ISO 9174 DIN EN 1233AmendmentsThis standard differs from the November 1999 edition as follows:a) The data on chemical composition in table A.1 have been rectied.b) The terms silica sand und silica gravel are now used throughout.

    6、c) The reference to EU Directive 80/778/EEC of 15 July 1980 has been deleted.Previous editionsDIN 19623: 1978-01; DIN EN 12904: 1999-11.National Annex NA (informative)BibliographyVerordnung zur Novellierung der Trinkwasserverordnung (German Regulation amending the German Drink-ing Water Regulation),

    7、 as of 21 May 2001, BGBl. (German Federal Law Gazette) I, No. 24, pp. 959980 1)1) Obtainable from Beuth Verlag GmbH, 10772 Berlin, Germany.June 2005DIN EN 12904English price group 9 www.din.de www.beuth.de10.05 9651170Continued overleaf.Document comprises 12 pages.ICS 71.100.80 Supersedes November 1

    8、999 edition.!,d.i“English versionICS 71.100.80 Supersedes EN 12904:1999.Management Centre: rue de Stassart, 36 B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr Normung 2005. CEN All rights of exploitation in any form and by any means reserved

    9、worldwide for CEN national members.Ref. No. EN 12904:2005 EEN 12904March 2005Products used for treatment of water intended for human consumptionSilica sand and silica gravelProduits chimiques utiliss pour le traitement de leau destine la con-sommation humaine Sable et gravier de quartzProdukte zur A

    10、ufbereitung von Was-ser fr den menschlichen Gebrauch Quarzsand und QuarzkiesThis European Standard was approved by CEN on 2005-02-03.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national sta

    11、ndard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member.The European Standards exist in three ofcial versions (English, French, German). A version in any other languag

    12、e made by translation under the responsibility of a CEN member into its own language and notied to the Management Centre has the same status as the ofcial versions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, German

    13、y, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, and the United Kingdom.Page 2 EN 12904:20053344444567811Page 3 EN 12904:2005Page 4 EN 12904:2005Page 5 EN 12904:2005Page 6 EN 12904:2005Page 7 EN 12904:2005Page 8 EN 12904:2005Page 9 EN 12904:2005Page 10 EN 12904:2005Page 11 EN 12904:2005


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