1、September 2012 Translation by DIN-Sprachendienst.English price group 11No 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).
2、ICS 13.080.10!$V“1915157www.din.deDDIN EN ISO 12782-2Soil quality Parameters for geochemical modelling of leaching and speciation ofconstituents in soils and materials Part 2: Extraction of crystalline iron oxides and hydroxides withdithionite (ISO 12782-2:2012);English version EN ISO 12782-2:2012,E
3、nglish translation of DIN EN ISO 12782-2:2012-09Bodenbeschaffenheit Parameter zur geochemischen Modellierung der Elution und Speziation von Bestandteilenin Bden und Materialien Teil 2: Extraktion von kristallinen Eisenoxiden und -hydroxiden mittels Dithionit(ISO 12782-2:2012);Englische Fassung EN IS
4、O 12782-2:2012,Englische bersetzung von DIN EN ISO 12782-2:2012-09Qualit du sol Paramtres pour la modlisation gochimique de la lixiviation et de la spciation desconstituants des sols et des matriaux Partie 2: Extraction des oxydes et hydroxydes de fer cristallin avec le dithionite(ISO 12782-2:2012);
5、Version anglaise EN ISO 12782-2:2012,Traduction anglaise de DIN EN ISO 12782-2:2012-09www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 19 pages08.12 DIN EN ISO 12782-2:2012-09 2 A comma is used as the decimal marker. National foreword Th
6、is standard has been prepared by Technical Committee ISO/TC 190 “Soil quality” in collaboration with Technical Committee CEN/TC 345 “Characterization of soils” (Secretariat: NEN, Netherlands). The preliminary work was done by Working Group WG 6 “Leaching tests” of ISO/TC 190/SC 7 (Secretariat: DIN,
7、Germany). The responsible German body involved in its preparation was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Working Committee NA 119-01-02-05 UA Eluierungsverfahren of NA 119-01-02 AA Abfall- und Bodenuntersuchung. Germany voted against the publication of this series
8、of standards, since the procedures used are not yet validated. ISO 12782 consists of the following parts, under the general title Soil quality Parameters for geochemical modelling of leaching and speciation of constituents in soils and materials: Part 1: Extraction of amorphous iron oxides and hydro
9、xides with ascorbic acid Part 2: Extraction of crystalline iron oxides and hydroxides with dithionite Part 3: Extraction of aluminium oxides and hydroxides with ammonium oxalate/oxalic acid Part 4: Extraction of humic substances from solid samples Part 5: Extraction of humic substances from aqueous
10、samples The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 3696 DIN ISO 3696 ISO 5667-3 DIN EN ISO 5667-3 ISO 10381-1 DIN ISO 10381-1 ISO 10381-2 DIN ISO 10381-2 ISO 10381-3 DIN ISO 10381-3 ISO 10381-4 DIN ISO 10381-4 ISO 10381-5 DIN ISO 1
11、0381-5 ISO 10381-6 DIN ISO 10381-6 ISO 11277 DIN ISO 11277 ISO 11465 DIN ISO 11465 ISO 11885 DIN EN ISO 11885 ISO/TS 21268-4 DIN ISO/TS 21268-4 (DIN SPEC 1131) DIN EN ISO 12782-2:2012-09 3 National Annex NA (informative) Bibliography DIN ISO 3696, Water for analytical laboratory use Specification an
12、d test methods DIN EN ISO 5667-3, Water quality Sampling Part 3: Preservation and handling of water samples DIN ISO 10381-1, Soil quality Sampling Part 1: Guidance on the design of sampling programmes DIN ISO 10381-2, Soil quality Sampling Part 2: Guidance on sampling techniques DIN ISO 10381-3, Soi
13、l quality Sampling Part 3: Guidance on safety DIN ISO 10381-4, Soil quality Sampling Part 4: Guidance on the procedure for investigation of natural, near-natural and cultivated sites DIN ISO 10381-5, Soil quality Sampling Part 5: Guidance on the procedure for the investigation of urban and industria
14、l sites with regard to soil contamination DIN ISO 10381-6, Soil quality Sampling Part 6: Guidance on the collection, handling and storage of soil under aerobic conditions for the assessment of microbiological processes, biomass and diversity in the laboratory DIN ISO 11277, Soil quality Determinatio
15、n of particle size distribution in mineral soil material Method by sieving and sedimentation DIN ISO 11465, Soil quality Determination of dry matter and water content on a mass basis Gravimetric method DIN EN ISO 11885, Water quality Determination of selected elements by inductively coupled plasma o
16、ptical emission spectrometry (ICP-OES) DIN ISO/TS 21268-4 (DIN SPEC 1131), Soil quality Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil materials Part 4: Influence of pH on leaching with initial acid/base addition DIN EN ISO 12782-2:2012-09 4 This page is in
17、tentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM June 2012 ICS 13.080.05 English Version Soil quality - Parameters for geochemical modelling of leaching and speciation of constituents in soils and materials - Part 2: Extraction of crystalline iron oxides and hydroxides with dithio
18、nite (ISO 12782-2:2012) Qualit du sol - Paramtres pour la modlisation gochimique de la lixiviation et de la spciation des constituants des sols et des matriaux - Partie 2: Extraction des oxydes et hydroxydes de fer cristallin avec le dithionite (ISO 12782-2:2012) This European Standard was approved
19、by CEN on 31 May 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 national standar
20、ds 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 and noti
21、fied 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuani
22、a, 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 exploitation in any form and by any means reserved worldwide for CEN national M
23、embers. Ref. No. EN ISO 12782-2:2012: EEUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGEN ISO 12782-2 Bodenbeschaffenheit - Parameter zur geochemischen Modellierung der Elution und Speziation von Bestandteilen in Bden und Materialien - Teil 2: Extrak
24、tion von kristallinen Eisenoxiden und -hydroxiden mittels Dithionit (ISO 12782-2:2012) Contents Page Foreword . 3 Introduction . 4 1 Scope . 6 2 Normative references 6 3 Terms and definitions 7 4 Principle 7 5 Apparatus 8 6 Reagents . 8 7 Sample pretreatment . 9 7.1 Sample size . 9 7.2 Particle size
25、 reduction . 9 7.3 Determination of the water content 10 8 Procedure 10 8.1 Preparation of the extraction solution . 10 8.2 Extraction 10 8.3 Analytical determination . 10 9 Calculation 11 10 Expression of results . 11 11 Test report . 11 Annex A (informative) Conditions regarding centrifugation . 1
26、2 Bibliography 15 2DIN EN ISO 12782-2:2012-09EN ISO 12782-2:2012 (E) Foreword This document (EN ISO 12782-2:2012) has been prepared by Technical Committee ISO/TC 190 Soil quality in collaboration with Technical Committee CEN/TC 345 “Characterization of soils” the secretariat of which is held by NEN.
27、 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 December 2012, and conflicting national standards shall be withdrawn at the latest by December 2012. Attention is drawn to the possibility that som
28、e 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. According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to impl
29、ement this European Standard: Austria, 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, Sw
30、itzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 12782-2:2012 has been approved by CEN as a EN ISO 12782-2:2012 without any modification. “ ”3DIN EN ISO 12782-2:2012-09 EN ISO 12782-2:2012 (E) Introduction,QDGGLWLRQWROHDFKLQJSURFHGXUHVIRUVXEVHTXHQWFKHPLFDODQGHFRWRLFRORJLF
31、DOWHVWLQJRIVRLODQGRWKHUPDWHULDOV LQFOXGLQJ ZDVWH SUHGLFWLYH PRGHOV DUH EHFRPLQJ LQGLVSHQVDEOH WRROV LQ WKH HQYLURQPHQWDO ULVNDVVHVVPHQWRIWKHVHPDWHULDOV0RGHOVDUHSDUWLFXODUOUHTXLUHGZKHQWKHUHVXOWVRIODERUDWRUOHDFKLQJWHVWVDUHWREHWUDQVODWHGWRVSHFLFVFHQDULRVLQWKHHOGZLWKUHJDUGWRDVVHVVLQJWKHULVNVRIERWKFRQWDP
32、LQDQWPLJUDWLRQDQGELRDYDLODELOLW,QWKHSDVWIHZHDUVJHRFKHPLFDOPRGHOVKDYHEHHQVKRZQWREHYDOXDEOHWRROVWREHFRPELQHGZLWKWKHGDWDREWDLQHGIURPFKDUDFWHULDWLRQOHDFKLQJVWDQGDUGVVXFKDVS+GHSHQGHQFHDQGSHUFRODWLRQWHVWV7KHVHPRGHOVKDYHWKHDGYDQWDJHRIEHLQJEDVHGRQIXQGDPHQWDOWKHUPRGQDPLFSDUDPHWHUVWKDWKDYHJHQHUDOYDOLGLW,QRUGH
33、UWRHQDEOHHWUDSRODWLRQRIODERUDWRUOHDFKLQJGDWDWRWKHPRELOLWDQGRUELRDYDLODELOLWRIDFRQVWLWXHQWLQDVSHFLFHOGVFHQDULRWKHVHPRGHOVUHTXLUHDGGLWLRQDOLQSXWSDUDPHWHUVIRUVSHFLFVRLOproperties (see Figure 1).Key1 experiment2 geochemical speciation modelling3 available metal concentration4 dissolved humic substances5
34、 reactive (solid) surfaces GDWDEDVHZLWKVWDELOLWFRQVWDQWV7 computer program8 assumptionsFigure 1 Relationships between experimental data, as obtained from laboratory leaching/extraction tests, and geochemical modelling of the speciation of a heavy metal LQWKHHQYLURQPHQW PRGLHGDIWHU0*IHOOHU 56FKXOLQ(7
35、+=ULFK FHQWULIXJDWLRQWLPHLQPLQ ,62Soil quality Vocabulary ,62Soil quality Determination of particle size distribution in mineral soil material Method by sieving and sedimentation ,62Water quality Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES)
36、 ,6276Soil quality Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil materials Part 4: Inuence of p+ on leaching with initial acid/base addition DIJKSTRA-MEEUSSEN-&/COMANS51-(YDOXDWLRQRIDJHQHULFPXOWLVXUIDFHVRUSWLRQPRGHOfor inorganic soil contaminants. Environ.
37、 Sci. Technol43SS KHAI10OBORN,HILLIER6GUSTAFSSON-30RGHOLQJRIPHWDOELQGLQJLQWURSLFDO)OXYLVROVDQGAcrisols treated with biosolids and wastewater. Chemosphere70SS CARTER &0 VAN DER SLOOT +$ COOLINGS+GHSHQGHQWHWUDFWLRQRIVRLOVDQGVRLODPHQGPHQWVWRXQGHUVWDQGWKHIDFWRUVFRQWUROOLQJHOHPHQWPRELOLW1HZDSSURDFKWRDVVH
38、VVVRLODQGsoil amendments. Eur. J. Soil Sci.60SS DIJKSTRA-VAN ZOMEREN$MEEUSSEN-&/COMANS51-(IIHFWRI$FFHOHUDWHG$JLQJRI06:,%RWWRP$VKRQWKH/HDFKLQJ0HFKDQLVPVRI&RSSHUDQG0ROEGHQXPEnviron. Sci. Technol. 40SS APUL6 GARDNER.+ EIGHMY 77 FALLMAN$ COMANS51-6LPXOWDQHRXVDSSOLFDWLRQdissolution/precipitation and surf
39、ace complexation/surface precipitation modeling to contaminant leaching. Environ. Sci. Technol.39SS HUIJGEN:-COMANS51-&DUERQDWLRQRIVWHHOVODJIRU&22VHTXHVWUDWLRQOHDFKLQJRISURGXFWVand reaction mechanism. Environ. Sci. Technol.40SS CARTER&0VAN DER SLOOT+$COOLINGVAN ZOMEREN$MATHESON7&KDUDFWHULDWLRQRIXQWUHDWHGDQGQHXWUDOLHGEDXLWHUHVLGXHIRULPSURYHGZDVWHPDQDJHPHQWEnviron. Eng. Sci.25SS ENGELSEN&
