DIN EN 12933-2015 Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid German version EN 12933 2015《人类生活用水.pdf

《DIN EN 12933-2015 Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid German version EN 12933 2015《人类生活用水.pdf》由会员分享，可在线阅读，更多相关《DIN EN 12933-2015 Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid German version EN 12933 2015《人类生活用水.pdf（32页珍藏版）》请在麦多课文档分享上搜索。

1、May 2015 Translation by DIN-Sprachendienst.English price group 15No 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 71

2、.100.80!%Bj/“2317112www.din.deDDIN EN 12933Chemicals used for treatment of water intended for humanconsumption Chemicals for emergency use Trichloroisocyanuric acid;English version EN 12933:2015,English translation of DIN EN 12933:2015-05Produkte zur Aufbereitung von Wasser fr den menschlichen Gebra

3、uch Produkte fr den Notfall Trichlorisocyanursure;Englische Fassung EN 12933:2015,Englische bersetzung von DIN EN 12933:2015-05Produits chimiques utiliss pour le traitement de leau destine la consommationhumaine Produits chimiques utiliss en cas durgence Acide trichloroisocyanurique;Version anglaise

4、 EN 12933:2015,Traduction anglaise de DIN EN 12933:2015-05SupersedesDIN EN 12933:2008-10www.beuth.deDocument comprises 32 pagesIn case of doubt, the German-language original shall be considered authoritative.05.15 DIN EN 12933:2015-05 2 A comma is used as the decimal marker. National foreword This d

5、ocument (EN 12933:2015) has been prepared by Technical 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 119-0

6、7-04-01 UA Aufbereitungsstoffe und -anlagen. Users of 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 (Trinkw

7、V 2001) (German Drinking Water Ordinance). Since trichloroisocyanuric acid is not mentioned in the list of substances for treatment and disinfection of water in accordance with article 11 of the Trinkwasserverordnung 2001, it shall not be used for the treatment of drinking water. The DIN Standards c

8、orresponding 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 12933:2008-10 a

9、s follows: a) the structural formula of trichloroisocyanuric acid has been corrected; b) 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); c) normative references ha

10、ve been updated. Previous editions DIN EN 12933: 2000-09, 2008-10 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) (Ger

11、man Drinking Water Ordinance), as of 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) EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12933 March 2015 ICS 71.10

12、0.80 Supersedes EN 12933:2008English Version Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid Produits chimiques utiliss pour le traitement de leau destine la consommation humaine - Produits chimiques utiliss en cas durgen

13、ce - Acide trichloroisocyanurique Produkte zur Aufbereitung von Wasser fr den menschlichen Gebrauch - Produkte fr den Notfall - Trichlorisocyanursure This European Standard was approved by CEN on 20 December 2014. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipul

14、ate 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 CEN member. This European St

15、andard 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 versions. CEN members are the n

16、ational 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, Poland, Portugal, Romania,

17、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 exploitation in any form and by any

18、means reserved worldwide for CEN national Members. Ref. No. EN 12933:2015 EEN 12933:2015 (E) 2 Contents Page Foreword 4 Introduction .5 1 Scope 6 2 Normative references 6 3 Description .6 3.1 Identification .6 3.1.1 Chemical name .6 3.1.2 Synonym or common names 6 3.1.3 Relative molecular mass .6 3.

19、1.4 Empirical formula.6 3.1.5 Chemical formula .7 3.1.6 CAS Registry Number 7 3.1.7 EINECS reference .7 3.2 Commercial form .7 3.3 Physical properties 7 3.3.1 Appearance and odour 7 3.3.2 Density 7 3.3.3 Solubility in water 7 3.3.4 Vapour pressure 7 3.3.5 Boiling point at 100 kPa .7 3.3.6 Melting po

20、int .8 3.3.7 Specific heat .8 3.3.8 Viscosity (dynamic) .8 3.3.9 Critical temperature .8 3.3.10 Critical pressure.8 3.3.11 Physical hardness .8 3.4 Chemical properties 8 4 Purity criteria 8 4.1 General 8 4.2 Composition of commercial product .8 4.3 Impurities and main by-products .8 4.4 Chemical par

21、ameters 9 5 Test methods 9 5.1 Sampling .9 5.2 Analysis 9 5.2.1 Determination of available chlorine (main product) .9 5.2.2 Impurities . 11 5.2.3 Chemical parameters . 14 6 Labelling - Transportation - Storage . 16 6.1 Means of delivery 16 6.2 Labelling according to the EU legislation . 17 6.3 Trans

22、portation regulations and labelling . 18 6.4 Marking 18 6.5 Storage . 19 6.5.1 General . 19 6.5.2 Long term stability 19 6.5.3 Storage incompatibilities . 19 DIN EN 12933:2015-05 EN 12933:2015 (E) 3 Annex A (informative) General information on trichloroisocyanuric acid 20 A.1 Origin 20 A.1.1 Raw mat

23、erials 20 A.1.2 Manufacturing process . 20 A.2 Use 20 A.2.1 Function . 20 A.2.2 Form in which it is used 20 A.2.3 Treatment dose 20 A.2.4 Means of application . 20 A.2.5 Secondary effects 20 A.2.6 Removal of excess product 21 Annex B (normative) General rules relating to safety . 22 B.1 Rules for sa

24、fe handling and use 22 B.2 Emergency procedures. 22 B.2.1 First aid . 22 B.2.2 Spillage . 22 B.2.3 Fire 23 Annex C (normative) Determination of arsenic, antimony and selenium (atomic absorption spectrometry hydride technique) 24 C.1 General principle . 24 C.2 Interferences 24 C.3 Reagents 24 C.4 App

25、aratus . 26 C.5 Procedure . 27 C.5.1 Preparation of the apparatus . 27 C.5.2 Preparation of calibration solutions 28 C.5.3 Preparation of test solutions and standard solutions . 28 C.5.4 Determination of arsenic with sodium borohydride 28 C.5.5 Determination of selenium with sodium borohydride . 28

26、C.5.6 Determination of antimony with sodium borohydride . 29 C.6 Calculation . 29 Bibliography 30 DIN EN 12933:2015-05 EN 12933:2015 (E) 4 Foreword This document (EN 12933:2015) has been prepared by Technical Committee CEN/TC 164 “Water supply”, the secretariat of which is held by AFNOR. This Europe

27、an 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 2015, and conflicting national standards shall be withdrawn at the latest by September 2015. This document supersedes EN 12933:2008. Attention is dra

28、wn 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. Significant technical difference between this edition and EN 12933:2008 is as follows: a) deletion of

29、reference to EU Directive 67/548/EEC of June 27, 1967 in order to take into account the latest Regulation in force (see 2); b) 6.2 updating of risk and safety labelling according to EU Regulation 2 and its latest Adaptations to Technical Progress. According to the CEN-CENELEC Internal Regulations, t

30、he 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 Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latv

31、ia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 12933:2015-05 EN 12933:2015 (E) 5 Introduction In respect of potential adverse effects on the quality of water intended for human co

32、nsumption, 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 Europea

33、n criteria, 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 co

34、vered by this European Standard is subject to regulation or control by National Authorities. DIN EN 12933:2015-05 EN 12933:2015 (E) 6 1 Scope This European Standard is applicable to trichloroisocyanuric acid used for emergency treatment of water intended for human consumption. It describes the chara

35、cteristics of trichloroisocyanuric acid and specifies the requirements and the corresponding test methods for trichloroisocyanuric acid. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use of trichloroisocyanuric acid (see Annex B). 2 No

36、rmative references The following 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 amendment

37、s) applies. EN 1233, Water quality - Determination of chromium - Atomic absorption spectrometric methods EN ISO 12846, Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846) EN ISO 3696, Water for analytical laboratory use

38、 - Specification and test methods (ISO 3696) ISO 3165, Sampling of chemical products for industrial use Safety in sampling ISO 6206, Chemical products for industrial use Sampling Vocabulary ISO 8213, Chemical products for industrial use Sampling techniques Solid chemical products in the form of part

39、icles varying from powders to coarse lumps ISO 8288:1986, Water quality Determination of cobalt, nickel, copper, zinc, cadmium and lead Flame atomic absorption spectrometric methods 3 Description 3.1 Identification 3.1.1 Chemical name 1,3,5-trichloro - 1,3,5 triazine - 2,4,6-trione. 3.1.2 Synonym or

40、 common names Trichloroisocyanuric acid, TCCA. Symclosene. 3.1.3 Relative molecular mass 232,42. 3.1.4 Empirical formula C3N3O3Cl3. DIN EN 12933:2015-05 EN 12933:2015 (E) 7 3.1.5 Chemical formula 3.1.6 CAS Registry Number 1)87-90-01. 3.1.7 EINECS reference 2)201-782-8. 3.2 Commercial form The produc

41、t is available in various forms: powder, granules or tablets. 3.3 Physical properties 3.3.1 Appearance and odour The product is white free-flowing powder, granules or tablets with chlorinous odour. 3.3.2 Density The bulk density of the product is approximately: 1 g/cm3; 1,2 g/cm3for powder and granu

42、les; 1,9 g/cm3for tablets. 3.3.3 Solubility in water The solubility of the product in water is 12 g/l at 25 C. 3.3.4 Vapour pressure Not applicable. 3.3.5 Boiling point at 100 kPa 3)Not applicable, the product decomposes before fusion. 1) Chemical Abstracts Service Registry Number. 2) European Inven

43、tory of Existing Commercial Chemical Substances. 3) 100 kPa = 1 bar DIN EN 12933:2015-05 EN 12933:2015 (E) 8 3.3.6 Melting point Not applicable. 3.3.7 Specific heat (880 40) kJ/kg.K at 20 C. 3.3.8 Viscosity (dynamic) Not applicable. 3.3.9 Critical temperature Not applicable. 3.3.10 Critical pressure

44、 Not applicable. 3.3.11 Physical hardness Not applicable. 3.4 Chemical properties The product is a strong oxidant, it is corrosive and hygroscopic; trichloroisocyanuric acid decomposes into hydrochloric acid and cyanuric acid. When dissolved in an excess of water it liberates chlorine by hydrolysis.

45、 4 Purity criteria 4.1 General This European Standard specifies the minimum purity requirements for trichloroisocyanuric acid 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 manufac

46、turing process other impurities may be present and, if so, this shall be notified to the user and when necessary to relevant authorities. Users of this product should check the national regulations in order to clarify whether it is of appropriate purity for treatment of water intended for human cons

47、umption, taking into account raw water quality, required dosage, contents of other impurities and additives used in the product not stated in this product standard. Limits have been given for impurities and chemical parameters where these are likely to be present in significant quantities from the c

48、urrent production process and raw materials. If the production process or raw materials lead to significant quantities of impurities, by-products or additives being present, this shall be notified to the user. 4.2 Composition of commercial product The commercial product shall contain at least a mass fraction of 89 % of available chlorine as calculated in accordance with the corresponding method given in 5.2.1. 4.3 Impurities and main by-products The water content shall be less than a mass fraction