BS EN 13752-2009 Products used for treatment of water intended for human consumption —Manganese dioxide.pdf
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1、? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? BS EN 13752:2009 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 13752 March 2009 ICS 71.100.80Supersedes EN 13752:2003 English Version Products used for treatment of water intended for human consumption - Manganese dioxide Produits
2、utiliss pour le traitement de leau destine la consommation humaine - Dioxyde de manganse Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch - Mangandioxid This European Standard was approved by CEN on 1 February 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regul
3、ations 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 Management Centre or to any CEN member. This
4、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 Management Centre has the same status as the official versions. CEN members are th
5、e national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerlan
6、d and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 137
7、52:2009: E BS EN 13752:2009 EN 13752:2009 (E) 2 Contents Foreword 3 1Scope 5 2Normative references 5 3Terms, definitions and symbols . 5 4Description . 5 4.1Identification . 5 4.2Commercial form . 6 5Physical properties 6 5.1Appearance 6 5.2Particle size distribution . 6 5.3Density 6 6Chemical prope
8、rties 7 7Specific properties. 7 8Test methods 7 8.1Sampling . 7 8.2Analysis 7 9Labelling, transportation and storage . 9 9.1Means of delivery . 9 9.2Risk and safety labelling according to EU Directives . 9 9.3Transportation regulations and labelling 10 9.4Marking . 10 9.5Storage 10 Annex A (informat
9、ive) General information on manganese dioxide 11 Annex B (normative) General rules relating for safety 14 Bibliography 15 ? BS EN 13752:2009 EN 13752:2009 (E) 3 Foreword This document (EN 13752:2009) has been prepared by Technical Committee CEN/TC 164 “ Water supply” , the secretariat of which is he
10、ld 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 September 2009, and conflicting national standards shall be withdrawn at the latest by September 2009. Attention is drawn to the possib
11、ility 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 13752:2003. Differences between this edition and EN 13752:2003 are editorial to harmonize
12、the text with other standards in this series. Annex A is informative and Annex B is normative. 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, Cyprus, Czech R
13、epublic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. ? BS EN 13752:2009 EN 13752:2009 (E) 4 Introduct
14、ion In respect of potential adverse effects on the quality of water intended for human consumption, caused by the product covered by this standard: a) this 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
15、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 of
16、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. ? BS EN 13752:2009 EN 13752:2009 (E) 5 1 Scope This European Standard is applicable to manganese dioxide used for treatment of water intended for
17、 human consumption. It describes the characteristics of manganese dioxide and specifies the requirements and the corresponding test methods for manganese dioxide. It gives information on its use in water treatment. This standard is not applicable to manganese dioxide with purity ranging from 85 % to
18、 90 % and bulk density loose greater than 1850 kg/m3. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (includi
19、ng any amendments) applies. 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 - Inorganic supporting and filtering materials - M
20、ethods of test EN ISO 3696, Water for analytical laboratory use - Specification and test methods (ISO 3696:1987) ISO 385, Laboratory glassware Burettes ISO 6333, Water quality - Determination of manganese - Formaldoxime spectrometric method 3 Terms, definitions and symbols For the purposes of this d
21、ocument, the terms, definitions and symbols given in EN 12901:1999 apply. 4 Description 4.1 Identification 4.1.1 Chemical name Manganese dioxide. 4.1.2 Synonym or common names Manganese(IV) oxide, pyrolusite. 4.1.3 Chemical formula MnO2. NOTE Manganese dioxide used as a catalytic filtering medium is
22、 a natural ore, usually pyrolusite. Manganese dioxide ores differ widely in their chemical composition depending on their origin. Most are composed of manganese dioxide together with silica, alumina, iron oxide and numerous other elements present in varying proportions. ? BS EN 13752:2009 EN 13752:2
23、009 (E) 6 4.1.4 CAS Registry number 1) Manganese dioxide: 1313-13-9. 4.1.5 EINECS reference 2) Manganese oxides: 215-202-6. 4.2 Commercial form Manganese dioxide is a granular material usually available in two size ranges: 0,355 mm to 0,850 mm and 0,50 mm to 1,00 mm. 5 Physical properties 5.1 Appear
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