1、June 2015 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).ICS 7
2、1.100.80!%CRO“2324744www.din.deDDIN EN 14368Products used for treatment of water intended for human consumption Manganese dioxide coated limestone;English version EN 14368:2015,English translation of DIN EN 14368:2015-06Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch Mit Mangandiox
3、id beschichteter Kalkstein;Englische Fassung EN 14368:2015,Englische bersetzung von DIN EN 14368:2015-06Produits utiliss pour le traitement de leau destine la consommation humaine Carbonate de calcium revtu de dioxyde de manganse;Version anglaise EN 14368:2015,Traduction anglaise de DIN EN 14368:201
4、5-06SupersedesDIN EN 14368:2004-02www.beuth.deDocument comprises 18 pagesIn case of doubt, the German-language original shall be considered authoritative.06.15 DIN EN 14368:2015-06 2 A comma is used as the decimal marker. National foreword This document (EN 14368:2015) has been prepared by Technical
5、 Committee CEN/TC 164 “Water supply” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was the DIN-Normenausschuss Wasserwesen (DIN Standards Committee Water Practice), DIN-DVGW Joint Working Committee NA 119-07-04-01 UA Aufbereitungsstoffe und -anlagen. Users of
6、this standard are advised of the reservations stated in the Introduction of the European Standard and should note that national regulations exist in Germany dealing with water for human consumption, in particular the Trinkwasserverordnung (TrinkwV 2001) (German Drinking Water Ordinance). The DIN Sta
7、ndards corresponding to the International Standards referred to in this document are as follows, whereby 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 14368:2
8、004-02 as follows: a) specifications concerning hazard and safety related symbols have been brought in line with the “Globally Harmonized System of Classification, Labelling and Packaging of Chemicals (GHS)” (Global harmonisiertes System zur Einstufung und Kennzeichnung von Chemikalien). Previous ed
9、itions DIN EN 14368: 2004-02 National Annex NA (informative) Bibliography DIN ISO 3696, Water 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
10、02 August 2013 (BGBI. (German Federal Law Gazette) I, 2013, no. 46, pp. 2977-3004), as amended by Article 4, Paragraph 22 of the Act of 07 August 2013 (BGBI. I, no. 48, pp. 3154-3211)*)*)Obtainable from: Bundesministerium der Justiz (German Federal Ministry of Justice) (Internet: http:/www.gesetze-i
11、m-internet.de). EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14368 April 2015 ICS 71.100.80 Supersedes EN 14368:2003English Version Products used for treatment of water intended for human consumption - Manganese dioxide coated limestone Produits utiliss pour le traitement de leau destine la
12、consommation humaine - Carbonate de calcium revtu de dioxyde de manganse Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch - Mit Mangandioxid beschichteter Kalkstein This European Standard was approved by CEN on 12 March 2015. CEN members are bound to comply with the CEN/CENELEC Inte
13、rnal 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 CEN-CENELEC Management Centre or to any
14、 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 and notified to the CEN-CENELEC Management Centre has the same status as the official ve
15、rsions. 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, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway
16、, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploit
17、ation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14368:2015 EEN 14368:2015 (E) 2 Contents Page Foreword 4 Introduction . 5 1 Scope 6 2 Normative references 6 3 Terms, definitions and symbols . 6 4 Description . 6 4.1 Identification . 6 4.1.1 Chemical name .
18、 6 4.1.2 Synonyms or common names 6 4.1.3 Chemical formula . 6 4.1.4 CAS Registry number 7 4.1.5 EINECS reference 7 4.2 Commercial form . 7 5 Physical properties 7 5.1 Appearance 7 5.2 Particle size distribution . 7 5.3 Density 7 5.3.1 Bulk density loose . 7 5.3.2 Bulk density packed 8 6 Chemical pr
19、operties 8 7 Specific properties. 8 8 Test methods 8 8.1 Sampling . 8 8.2 Analysis 8 8.2.1 Particle size distribution . 8 8.2.2 Bulk density loose . 8 8.2.3 Bulk density packed 8 8.2.4 Oxidation capacity . 9 9 Labelling, transportation and storage . 10 9.1 Means of delivery . 10 9.2 Labelling accord
20、ing to the EU legislation . 10 9.3 Transportation regulations and labelling 10 9.4 Marking . 11 9.5 Storage 11 9.5.1 Long term chemical stability 11 9.5.2 Storage incompatibility . 11 Annex A (informative) General information on manganese dioxide coated limestone 12 A.1 Origin 12 A.1.1 Raw material
21、. 12 A.1.2 Manufacturing process . 12 A.2 Typical properties 12 A.2.1 Chemical composition 12 DIN EN 14368:2015-06 EN 14368:2015 (E) 3 A.2.2 Mechanical strength 12 A.2.3 Alternative description of particle size distribution . 12 A.3 Use 13 A.3.1 Function 13 A.3.2 Oxidation capacity . 13 A.3.3 Amount
22、 used 13 A.3.4 Means of application . 13 A.3.5 Secondary effects 13 A.4 Hydraulic characteristics 13 A.4.1 Interstitial volume 13 A.4.2 Headloss in filtration . 14 A.4.3 Expansion in up-flow washing . 14 Annex B (normative) General rules relating to safety 15 B.1 Rules for safe handling and use 15 B
23、.2 Emergency procedures . 15 B.2.1 First aid . 15 B.2.2 Spillage . 15 B.2.3 Fire 15 Bibliography 16 DIN EN 14368:2015-06 EN 14368:2015 (E) 4 Foreword This document (EN 14368:2015) has been prepared by Technical Committee CEN/TC 164 “Water supply”, the secretariat of which is held by AFNOR. This Euro
24、pean Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2015, and conflicting national standards shall be withdrawn at the latest by October 2015. Attention is drawn to the possibility that some of the ele
25、ments 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 14368:2003. The main technical difference between this edition and EN 14368:2003 is the updating of 9.2 in line with
26、 current legislation. According to the CEN-CENELEC Internal Regulations, the national standards organizations 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
27、Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 14368:2015-06 EN 14368:2015 (E) 5 Introduction In respect
28、of potential adverse effects on the quality of water intended for human consumption, 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)
29、it should be noted that, while awaiting the adoption of verifiable European criteria, existing national regulations concerning the use and/or the characteristics of this product remain in force. NOTE Conformity with this standard does not confer or imply acceptance or approval of the product in any
30、of the Member States of the EU or EFTA. The use of the product covered by this European Standard is subject to regulation or control by National Authorities. DIN EN 14368:2015-06 EN 14368:2015 (E) 6 1 Scope This European Standard is applicable to manganese dioxide coated limestone used for treatment
31、 of water intended for human consumption. It describes the characteristics of manganese dioxide coated limestone and specifies the requirements and the corresponding test methods for manganese dioxide coated limestone. It gives information on its use in water treatment. 2 Normative references The fo
32、llowing documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 1018, Chem
33、icals used for treatment of water intended for human consumption Calcium carbonate EN 12901:1999, Products used for treatment of water intended for human consumption Inorganic supporting and filtering materials Definitions EN 12902, Products used for treatment of water intended for human consumption
34、 Inorganic supporting and filtering materials Methods of test EN 13752, Products used for treatment of water intended for human consumption Manganese dioxide EN ISO 3696, Water for analytical laboratory use Specification and test methods (ISO 3696) ISO 6333, Water quality Determination of manganese
35、Formaldoxime spectrometric method 3 Terms, definitions and symbols For the purposes of this document, the terms, definitions and symbols given in EN 12901:1999 apply. 4 Description 4.1 Identification 4.1.1 Chemical name Manganese dioxide on limestone support material. 4.1.2 Synonyms or common names
36、Manganese (IV) oxide, pyrolusite on limestone support material. 4.1.3 Chemical formula MnO2and CaCO3. DIN EN 14368:2015-06 EN 14368:2015 (E) 7 4.1.4 CAS Registry number1)Manganese dioxide: 1313-13-9. Calcium carbonate: 471-34-1. 4.1.5 EINECS reference2)Manganese dioxide: 215-202-6. Calcium carbonate
37、: 207-439-9. 4.2 Commercial form Manganese dioxide coated limestone is a granular material available in different particle size ranges. 5 Physical properties 5.1 Appearance The product is a granular material varying in colour from dark grey to black. The product shall be generally homogeneous and sh
38、all be visibly free of extraneous matter. 5.2 Particle size distribution The particle size distribution shall be described by either: a) effective size: (d10) with a maximum deviation of 5 %; uniformity coefficient: (U) less than 2,0; minimum size: (d1) with a maximum deviation of 5 %. or b) particl
39、e size range and mass fraction of oversize and undersize particles according to application. The maximum contents of oversize and undersize shall be a mass fraction of 5 % for the application of the product in multimedia filters and a mass fraction of 10 % for use in single media filters. See A.2.3
40、for examples of available particle sizes that are used. NOTE 1 The particle size can decrease during transportation and handling. NOTE 2 Other values can be necessary for certain applications. 5.3 Density 5.3.1 Bulk density loose The bulk density loose shall be in the range of 1 500 kg/m3to 1 700 kg
41、/m3. 1)Chemical Abstracts Service Registry Number. 2)European Inventory of Existing Commercial Chemical Substances. DIN EN 14368:2015-06 EN 14368:2015 (E) 8 5.3.2 Bulk density packed The bulk density packed shall be in the range of 1 700 kg/m3to 1 900 kg/m3. 6 Chemical properties This European Stand
42、ard specifies the minimum purity requirements for manganese dioxide coated limestone used for the treatment of water intended for human consumption. Limits are given for impurities commonly present in the product. Depending on the raw material and the manufacturing process other impurities may be pr
43、esent and, if so, this shall be notified to the user and when necessary to relevant authorities. Users of this product should satisfy themselves that it is of appropriate purity for treatment of water intended for human consumption, taking into account raw water quality, contents of other impurities
44、 and additives used in the products not stated in the product standard, and other relevant factors. Limits have been given for impurities and chemical parameters where these are likely to be present in significant quantities from the current production process and raw materials. If the production pr
45、ocess or raw materials lead to significant quantities of impurities, by-products or additives being present, this shall be notified to the user. The chemical composition of the product is not relevant to its performance. The chemical composition of the components is given in EN 1018 and EN 13752. Af
46、ter filling, washing and commissioning of a filter system producing drinking water, manganese dioxide coated limestone should not increase the concentrations of chemical parameters (see 1). NOTE Water extractable substances, determined in accordance with the method for granular materials given in EN
47、 12902, can be used to estimate the leaching of the chemicals specified in EN 12902. 7 Specific properties The oxidation capacity shall be at least 500 bed volumes when tested according to the method described in 8.2.4. 8 Test methods 8.1 Sampling Prepare the laboratory sample required by the releva
48、nt procedure described in EN 12902. 8.2 Analysis 8.2.1 Particle size distribution The particle size distribution shall be determined on samples taken at the point of manufacture using the method of test given in EN 12902. 8.2.2 Bulk density loose The bulk density loose shall be determined in accordance with EN 12902. 8.2.3 Bulk density packed The bulk density packed shall be determined in accordance with EN 12902. DIN EN 14368:2015-06 EN 14368:2015 (E) 9 8.2.4 Oxidation capacity 8.2.4.1 Principle A solu
