1、August 2012 Translation by DIN-Sprachendienst.English price group 13No 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
2、 91.100.50; 75.140!$w2“1908415www.din.deDDIN EN ISO 12846Water quality Determination of mercury Method using atomic absorption spectrometry (AAS) with and withoutenrichment (ISO 12846:2012);English version EN ISO 12846:2012,English translation of DIN EN ISO 12846:2012-08Wasserbeschaffenheit Bestimmu
3、ng von Quecksilber Verfahren mittels Atomabsorptionsspektrometrie (AAS) mit und ohne Anreicherung(ISO 12846:2012);Englische Fassung EN ISO 12846:2012,Englische bersetzung von DIN EN ISO 12846:2012-08Qualit de leau Dosage du mercure Mthode par spectromtrie dabsorption atomique (SAA) avec et sans enri
4、chissement(ISO 12846:2012);Version anglaise EN ISO 12846:2012,Traduction anglaise de DIN EN ISO 12846:2012-08SupersedesDIN EN 1483:2007-07 andDIN EN 12338:1998-10www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 25 pages07.12 DIN EN ISO 1
5、2846:2012-08 2 A comma is used as the decimal marker. National foreword This standard has been prepared by Technical Committee ISO/TC 147 “Water quality” in collaboration with Technical Committee CEN/TC 230 “Water analysis” (Secretariat: DIN, Germany). The responsible German body involved in its pre
6、paration was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Working Group NA 119-01-03-01-11 AK Atomspektrometrische Verfahren und Mineralisierung of Working Committee NA 119-01-03 AA Wasseruntersuchung. This standard is part of the series Deutsche Einheitsverfahren zur Wasser
7、-, Abwasser- und Schlammunter-suchung Kationen (Gruppe E) (German standard methods for the examination of water, waste water and sludge Cations (group E) and describes method E 12. Designation of method E 12 “Determination of mercury Method using atomic absorption spectrometry (AAS) with and without
8、 enrichment”: Method DIN EN ISO 12846 E 12 This standard has been published to implement the Directive 2008/105/EC of the European Parliament and of the Council of 16 December 2008 on environmental quality standards in the field of water policy, amending and subsequently repealing Council Directives
9、 82/176/EEC, 83/513/EEC, 84/156/EEC, 84/491/EEC, 86/280/EEC and amending Directive 2000/60/EC and Commission Directive 2009/90/EC of 31 July 2009 laying down, pursuant to Directive 2000/60/EC of the European Parliament and of the Council, technical specifications for chemical analysis and monitoring
10、 of water status). The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 3696 DIN ISO 3693 ISO 5667-1 DIN EN ISO 5667-1 ISO 5667-3 DIN EN ISO 5667-3 ISO 5725-2 DIN ISO 5725-2 ISO 8466-1 DIN 38402-51 ISO 8466-2 DIN ISO 8466-2 ISO 17852 DIN EN
11、ISO 17852 Expert assistance and specialized laboratories will be required to perform the analysis described in this standard. Existing safety regulations are to be taken into account. Depending on the objective of the analysis, a check shall be made on a case-by-case basis as to whether and to what
12、extent additional conditions will have to be specified. ) Registered in the DITR database of DIN Software GmbH, obtainable from Beuth Verlag GmbH, 10772 Berlin DIN EN ISO 12846:2012-08 3 German standard methods for the examination of water, waste water and sludge Standard methods published as DIN St
13、andards are obtainable from Beuth Verlag GmbH, either individually or grouped in volumes. The standard methods included in the loose-leaf publication entitled Deutsche Einheitsverfahren zur Wasser-, Abwasser- und Schlammuntersuchung will continue to be published jointly by Wiley-VCH Verlag and Beuth
14、 Verlag GmbH. All standard methods relevant to the Abwasserverordnung (Waste Water Regulation) (AbwV) included in the new Regulation on Section 57, paragraph 1, number 1, of the Gesetz zur Ordnung des Wasserhaushalts (German Water Management Act1) concerning Anforderungen an das Einleiten von Abwass
15、er in Gewsser together with the Abwasserverordnung and the Gesetz zur Ordnung des Wasserhaushalts have been published by Beuth-Verlag GmbH as a loose-leaf collection Analysenverfahren in der Abwasserverordnung Rechtsvorschriften und Normen (Supplements). Standards or draft standards bearing the grou
16、p title “German standard methods for the examination of water, waste water and sludge” are classified under the following categories (main titles): General information (group A) (DIN 38402) Sensory analysis (group B) (DIN 38403) Physical and physicochemical parameters (group C) (DIN 38404) Anions (g
17、roup D) (DIN 38405) Cations (group E) (DIN 38406) Substance group analysis (group F) (DIN 38407) Gaseous constituents (group G) (DIN 38408) Parameters characterizing effects and substances (group H) (DIN 38409) Biological-ecological methods of analysis (group M) (DIN 38410) Microbiological methods (
18、group K) (DIN 38411) Test methods using water organisms (group L) (DIN 38412) Individual constituents (group P) (DIN 38413) Sludge and sediments (group S) (DIN 38414) Bio-assays with microorganisms (group T) (DIN 38415) In addition to the methods described in the DIN 38402 to DIN 38415 series of sta
19、ndards, there are a number of European and International Standards available as DIN EN, DIN EN ISO and DIN ISO Standards, which also form part of the collection of German standard methods. Information on Parts of these series of standards that have already been published can be obtained from the off
20、ices of the Normenausschuss Wasserwesen, telephone +49 30 2601-2448, or from Beuth Verlag GmbH, Burggrafenstr. 6, 10787 Berlin. )Registered in the DITR database of DIN Software GmbH, obtainable from Beuth Verlag GmbH, 10772 Berlin DIN EN ISO 12846:2012-08 4 Amendments This standard differs from DIN
21、EN 1483:2007-07 and DIN EN 12338:1998-10 as follows: a) this standard is a revision of existing standards for the determination of mercury by AAS with and without enrichment. The following methods have been considered: Methods without enrichment: ISO 5666:1999-05, Water quality Determination of merc
22、ury; DIN EN 1483:2007-07, Water quality Determination of mercury Method using atomic absorption spectrometry; Methods with enrichment: ISO 16590:2000-12, Water quality Determination of mercury Methods involving enrichment by amal-gamation; DIN EN 12338:1998-10, Water quality Determination of mercury
23、 Enrichment methods by amalga-mation; b) the standard has been brought in line with the state of the art combining the advantages of the existing methods with new developments and techniques; c) the standard has been editorially revised. Previous editions DIN 38406-12: 1980-07 DIN EN 1483: 1997-08,
24、2007-07 DIN EN 12338: 1998-10 DIN EN ISO 12846:2012-08 5 National Annex NA (informative) Bibliography DIN 38402-51, German standard methods for the examination of water, waste water and sludge; general information (group A) Calibration of analytical methods, evaluation of analytical results and line
25、ar calibration functions used to determine the performance characteristics of analytical methods (A 51) DIN EN ISO 5667-1, Water quality Sampling Part 1: Guidance on the design of sampling programmes and sampling techniques DIN EN ISO 5667-3, Water quality Sampling Part 3: Guidance on the preservati
26、on and handling of water samples DIN EN ISO 17852, Water quality Determination of mercury Method using atomic fluorescence spectro-metry DIN ISO 3696, Water for analytical laboratory use Specification and test methods DIN ISO 5725-2, Accuracy (trueness and precision) of measurement methods and resul
27、ts Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method DIN ISO 8466-2, Water quality Calibration and evaluation of analytical methods and estimation of performance characteristics Part 2: Calibration strategy for non-linear second-order ca
28、libration functions DIN EN ISO 12846:2012-08 6 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 12846 April 2012 ICS 13.060.50 Supersedes EN 12338:1998, EN 1483:2007English Version Water quality - Determination of mercury - Method using atomic absorption spec
29、trometry (AAS) with and without enrichment (ISO 12846:2012) Qualit de leau - Dosage du mercure - Mthode par spectromtrie dabsorption atomique (SAA) avec et sans enrichissement (ISO 12846:2012) Wasserbeschaffenheit - Bestimmung von Quecksilber - Verfahren mittels Atomabsorptionsspektrometrie (AAS) mi
30、t und ohne Anreicherung (ISO 12846:2012) This European Standard was approved by CEN on 14 April 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. U
31、p-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 Standard exists in three official versions (English, French, German). A version in any other language made by tran
32、slation 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 national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finla
33、nd, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of
34、exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 12846:2012: EEUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGContents Page Foreword . 3 Introduction . 4 1 Scope . 5 2 Normative references. 5 3 Pr
35、inciple 6 4 General interferences 6 5 Sample collection and pre-treatment for drinking, surface, ground and rain-water samples . 7 6 Determination of mercury after tin(II) chloride reduction and enrichment by amalgamation 8 6.1 Reagents and standards . 8 6.2 Apparatus and instrumentation 10 6.3 Inst
36、rumental set-up 12 6.4 Procedure 12 6.5 Calculation 13 7 Determination of mercury after tin(II) chloride reduction without enrichment . 13 7.1 Reagents and standards . 13 7.2 Apparatus and instrumentation 13 7.3 Sample collection and pre-treatment for drinking, surface, ground and rain-water samples
37、 . 14 7.4 Sample collection and pre-treatment for waste-water samples 14 7.5 Instrumental set-up 14 7.6 Procedure 14 7.7 Calculation 15 8 Expression of results . 15 9 Test report . 15 Annex A (informative) Performance data 16 Bibliography 19 2DIN EN ISO 12846:2012-08 EN ISO 12846:2012 (E) Foreword T
38、his document (EN ISO 12846:2012) has been prepared by Technical Committee ISO/TC 147 “Water quality” in collaboration with Technical Committee CEN/TC 230 “Water analysis” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publi
39、cation of an identical text or by endorsement, at the latest by October 2012, and conflicting national standards shall be withdrawn at the latest by October 2012. 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
40、shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 1483:2007, EN 12338:1998. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria
41、, Belgium, Bulgaria, Croatia, 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, Switzerland, Turkey and the United King
42、dom. Endorsement notice The text of ISO 12846:2012 has been approved by CEN as a EN ISO 12846:2012 without any modification. 3DIN EN ISO 12846:2012-08 EN ISO 12846:2012 (E) Introduction,QQDWXUDOZDWHUVRXUFHVPHUFXUFRPSRXQGVJHQHUDOORFFXULQYHUORZFRQFHQWUDWLRQVRIOHVVWKDQJO+LJKHUFRQFHQWUDWLRQVPDEHIRXQGIRU
43、HDPSOHLQLQGXVWULDOZDVWHZDWHU%RWKLQRUJDQLFDQGRUJDQLFFRPSRXQGVRIPHUFXUPDEHSUHVHQW0HUFXUFDQDOVRDFFXPXODWHLQVHGLPHQWVDQGVOXGJHV,QRUGHUWRIXOOGHFRPSRVHDOORIWKHPHUFXUFRPSRXQGVLQWKHSUHVHQFHRISDUWLFOHVLQWKHVDPSOHDQDGGLWLRQDOGLJHVWLRQSURFHGXUHLVQHFHVVDU7KLVDGGLWLRQDOGL JHVWLRQFDQEHRPLWWHGRQOLIVLJQLFDQWDPRXQWV
44、RISUHYLRXVFRPSDULVRQGDWDFOHDUOGHPRQVWUDWHWKLV)RUUHOLDEOHPHDVXUHPHQWVLQWKHORZFRQFHQWUDWLRQUDQJHWKHK LJKHVWSXULWUHDJHQWVFOHDQYHVVHOVPHUFXUIUHHDLULQWKHODERUDWRUDQGDYHUVWDEOHPHDVXUHPHQWVVWHPDUHHVVHQWLDO7KLV,QWHUQDWLRQDO6WDQGDUGLVDVWDWHRIWKHDUWUHYLVLRQRIH LVWLQJVWDQGDUGVIRUWKHGHWHUPLQDWLRQRIPHUFXUE$6ZLWKDQGZLWKRXWDSUHHQULFKPHQWVWHSFRPELQLQJWKHDGYDQWDJHVRIWKHHLVWLQJPHWKRGVZLWKQHZGHYHORSPHQWVDQGWHFKQLTXH7KHIROORZLQJPHWKRGVD
