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).March 2005DIN EN 889English price group 14 www.din.de ww
2、w.beuth.de07.05 9636411Document comprises 31 pages.Chemicals used for treatment of water intended for human consumptionIron(II) sulfateEnglish version of DIN EN 889Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch Eisen(II)sulfatA comma is used as the decimal marker.National foreword
3、This standard has been prepared by CEN/TC 164 Water supply (Secretariat: France).The responsible German body involved in its preparation was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Technical Committee Wasseraufbereitung.Users of this standard should note that national r
4、egulations exist in Germany dealing with the character-istics and treatment of water for human consumption, such as the Verordnung zur Novellierung der Trink-wasserverordnung (German Regulation amending the German Drinking Water Regulation).DIN ISO 3696 is the standard corresponding to European Stan
5、dard EN ISO 3696 referred to in clause 2 of the EN.AmendmentsThis standard differs from the April 1999 edition in that it has been editorially revised and references have been updated.Previous editionsDIN 19602: 1956-03, 1969-05, 1987-02; DIN EN 889: 1999-04.National Annex NADocument referred to(and
6、 not included in Normative 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, pp. 959980ICS 71.100.80 Supersedes April 1999 edition.!,bc.
7、English versionICS 71.100.80 Supersedes EN 889 : 1998.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
8、 national members.Ref. No. EN 889 : 2004 EEN 889November 2004Chemicals used for treatment of water intended for human consumptionIron(II) sulfateProduits chimiques utiliss pour letraitement de leau destine la con-sommation humaine Sulfate de fer (II)Produkte zur Aufbereitung von Wasserfr den menschl
9、ichen Gebrauch Eisen(II)sulfatThis European Standard was approved by CEN on 2004-09-30.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 standard without any alteration.Up-to-date lists
10、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 language made by translation under the responsibility
11、 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, Germany, Greece, Hungary, Iceland, Ireland, Italy, L
12、atvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, and the United Kingdom.Page 2 EN 889 : 20042333357910152830Page 3 EN 889 : 2004Page 4 EN 889 : 2004Page 5 EN 889 : 2004Page 6 EN 889 : 2004Page 7 EN 889 : 2004Page 8 EN 889
13、 : 2004Page 9 EN 889 : 2004Page 10 EN 889 : 2004Page 11 EN 889 : 2004Page 12 EN 889 : 2004Page 13 EN 889 : 2004Page 14 EN 889 : 2004Page 15 EN 889 : 2004Page 16 EN 889 : 2004Page 17 EN 889 : 2004Page 18 EN 889 : 2004Dry the lter for 2 h at 105 C. Cool the lter in a desiccator. Weigh the lter.Page 19 EN 889 : 2004Page 20 EN 889 : 2004Page 21 EN 889 : 2004Page 22 EN 889 : 2004Page 23 EN 889 : 2004Page 24 EN 889 : 2004Page 25 EN 889 : 2004Page 26 EN 889 : 2004Page 27 EN 889 : 2004Page 28 EN 889 : 2004
