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).February 2005DIN EN 935English price group 11 www.din.de
2、 www.beuth.de05.05 9627604Document comprises 16 pages.Chemicals used for treatment of water intended for human consumptionAluminium iron (III) chloride (monomeric) and aluminium iron (III) chloride hydroxide (monomeric)English version of DIN EN 935Produkte zur Aufbereitung von Wasser fr den menschli
3、chen Gebrauch Aluminium-Eisen(III)chlorid (Monomer) und Aluminium-Eisen(III)hydroxidchlorid (Monomer)A comma is used as the decimal marker.National forewordThis standard has been prepared by CEN/TC 164 Water supply (Secretariat: France).The responsible German body involved in its preparation was the
4、 Normenausschuss Wasserwesen (Water Practice Standards Committee), Technical Committee Wasseraufbereitung.Users of this standard should note that national regulations exist in Germany dealing with the characteristics and treatment of water for human consumption, such as the Verordnung zur Novellieru
5、ng der Trinkwasser-verordnung (German Regulation amending the German Drinking Water Regulation).AmendmentsThis standard differs from the February 2002 edition in that it has been completely revised.Previous editionDIN EN 935: 2002-02.National Annex NADocument referred to(and not included in Normativ
6、e references and Bibliography)Verordnung zur Novellierung der Trinkwasserverordnung (German Regulation amending the German Drinking Water Regulation), as of 21 May 2001, BGBl. (German Federal Law Gazette) I, No. 24, p. 959980ICS 71.100.80 Supersedes February 2002 edition.!,ao“English versionICS 71.1
7、00.80 Supersedes EN 935 : 2001.Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr Normung 2004. CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national members.Ref. N
8、o. EN 935 : 2004 EEN 935November 2004Chemicals used for treatment of water intended for human consumptionAluminium iron (III) chloride (monomeric) and aluminium iron (III) chloride hydroxide (monomeric)Produits chimiques utiliss pour letraitement de leau destine la con-sommation humaine Chlorure et
9、hydroxychlorure daluminium et de fer (III) (monomres)Produkte zur Aufbereitung von Wasserfr den menschlichen Gebrauch Alu-minium-Eisen(III)chlorid (Monomer) und Aluminium-Eisen(III)hydroxidchlo-rid (Monomer)This European Standard was approved by CEN on 2004-09-30.CEN members are bound to comply with
10、 the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre o
11、r to any CEN member.The European Standards exist in three ofcial versions (English, French, German). A version in any other language 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 m
12、embers are the national standards bodies of Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerl
13、and, and the United Kingdom.Page 2 EN 935 : 200422333678 111415Page 3 EN 935 : 2004Page 4 EN 935 : 2004Page 5 EN 935 : 2004Page 6 EN 935 : 2004Page 7 EN 935 : 2004Page 8 EN 935 : 2004Page 9 EN 935 : 2004Page 10 EN 935 : 2004Page 11 EN 935 : 2004Page 12 EN 935 : 2004Page 13 EN 935 : 2004Page 14 EN 935 : 2004Page 15 EN 935 : 2004
