DIN EN 12121-2013 Chemicals used for treatment of water intended for human consumption Sodium disulfite German version EN 12121 2012《人类用水处理用化学品 二硫化钠 德文版本EN 12121-2012》.pdf
《DIN EN 12121-2013 Chemicals used for treatment of water intended for human consumption Sodium disulfite German version EN 12121 2012《人类用水处理用化学品 二硫化钠 德文版本EN 12121-2012》.pdf》由会员分享,可在线阅读,更多相关《DIN EN 12121-2013 Chemicals used for treatment of water intended for human consumption Sodium disulfite German version EN 12121 2012《人类用水处理用化学品 二硫化钠 德文版本EN 12121-2012》.pdf(21页珍藏版)》请在麦多课文档分享上搜索。
1、February 2013 Translation by DIN-Sprachendienst.English price group 12No part of this translation may be reproduced without 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).I
2、CS 71.100.80!$*G“1950736www.din.deDDIN EN 12121Chemicals used for treatment of water intended for humanconsumption Sodium disulfite;English version EN 12121:2012,English translation of DIN EN 12121:2013-02Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch Natriumdisulfit;Englische Fas
3、sung EN 12121:2012,Englische bersetzung von DIN EN 12121:2013-02Produits chimiques utiliss pour le traitement de leau destine la consommationhumaine Disulfite de sodium;Version anglaise EN 12121:2012,Traduction anglaise de DIN EN 12121:2013-02SupersedesDIN EN 12121:2005-09www.beuth.deDocument compri
4、ses 21 pagesIn case of doubt, the German-language original shall be considered authoritative.02.13DIN EN 12121:2013-02 2 A comma is used as the decimal marker. National foreword This document (EN 12121:2012) has been prepared by Technical Committee CEN/TC 164 “Water supply” (Secretariat: AFNOR, Fran
5、ce). The responsible German body involved in its preparation was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Working Committee NA 119-04-02 AA Wasseraufbereitung. Users of this standard are advised of the reservations stated in the Introduction of the European Standard and
6、should note that national regulations exist in Germany dealing with water for human consumption, in particular the Trinkwasserverordnung (TrinkwV2001) (German Drinking Water Ordinance). The DIN Standards corresponding to the International Standards referred to in this document are as follows, whereb
7、y EN ISO Standards are only listed below if these have not been published as DIN EN ISO Standards with the same number: EN ISO 3696 DIN ISO 3696 Amendments This standard differs from DIN EN 12121:2005-09 as follows: a) specifications concerning hazard and safety related symbols have been brought in
8、line with the “Globally Harmonized System of Classification, Labelling and Packaging of Chemicals (GHS)” (Global harmonisiertes System zur Einstufung und Kennzeichnung von Chemikalien). Previous editions DIN EN 12121: 1999-01, 2005-09 National Annex NA (informative) Bibliography DIN ISO 3696, Water
9、for analytical laboratory use Specification and test methods Verordnung ber die Qualitt von Wasser fr den menschlichen Gebrauch (Trinkwasserverordnung TrinkwV 2001) (German Drinking Water Ordinance), as of 28 November 2011 (BGBI. I p. 2370), as amended by Article 2, Paragraph 19 of the Act of 22 Dec
10、ember 2011 (BGBI. I p. 3044)*)*)Obtainable from: Bundesministerium der Justiz (German Federal Ministry of Justice) (Internet: http:/www.gesetze-im-internet.de). EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12121 November 2012 ICS 71.100.80 Supersedes EN 12121:2005English Version Chemicals us
11、ed for treatment of water intended for human consumption - Sodium disulfite Produits chimiques utiliss pour le traitement de leau destine la consommation humaine - Disulfite de sodiumProdukte zur Aufbereitung von Wasser fr den menschlichen Gebrauch - Natriumdisulfit This European Standard was approv
12、ed by CEN on 23 September 2012. 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 and bibliographical references concerning such nationa
13、l standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language
14、 and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hu
15、ngary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Manage
16、ment Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12121:2012: EEN 12121:2012 (E) 2 Contents Page Foreword 3Introduction . 41 Scope 52 Normative references 53 Description . 54 Purity
17、 criteria 75 Test methods 86 Labelling Transportation Storage . 14Annex A (informative) General information on sodium disulfite 17Annex B (normative) General rules relating to safety . 18Bibliography 19DIN EN 12121:2013-02 EN 12121:2012 (E) 3 Foreword This document (EN 12121:2012) has been prepared
18、by Technical Committee CEN/TC 164 “Water supply”, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2013, and conflicting national standards shall be w
19、ithdrawn at the latest by May 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 12121:2005. The signif
20、icant technical differences between this edition and EN 12121:2005 are as follows: Modification of 6.2 on labelling, deletion of the reference to EU Directive 80/778/EEC of 15 July 1980 in order to take account of the latest Directive in force. According to the CEN/CENELEC Internal Regulations, the
21、national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
22、 Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 12121:2013-02 EN 12121:2012 (E) 4 Introduction In respect of potential adverse effects on the quality of water intended for human consu
23、mption caused by the product covered by this European Standard: a) this European Standard provides no information as to whether the product may be used without restriction in any of the Member States of the EU or EFTA; b) it should be noted that, while awaiting the adoption of verifiable European cr
24、iteria, existing national regulations concerning the use and/or the characteristics of this product remain in force. NOTE Conformity with this European Standard does not confer or imply acceptance or approval of the product in any of the Member States of the EU or EFTA. The use of the product covere
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