EN 12441-2-2004 en Zinc and zinc alloys Chemical analysis Part 2 Determination of magnesium in zinc alloys Flame atomic absorption spectrometric method (Incorporates Amendments A1 .pdf

1、BRITISH STANDARD BS EN 12441-2:2002 Incorporating Amendments Nos. 1 and 2 Zinc and zinc alloys Chemical analysis Part 2: Determination of magnesium in zinc alloys Flame atomic absorption spectrometric method The European Standard EN 12441-2:2001, with the incorporation of amendments A1:2003 and A2:2

2、004, has the status of a British Standard ICS 77.120.60;77.040.30 BS EN 12441-2:2002 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 23 January 2002 BSI 21 January 2005 ISBN 0 580 38162 5 National foreword This British Standard is the officia

3、l English language version of EN 12441-2:2001, including amendments A1:2003 and A2:2004. It supersedes BS 3630-15:1976 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee NFE/8, Zinc and zinc alloys, to Subcommittee NFE/8/4, Sampling analysis of zinc and

4、zinc alloys, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catal

5、ogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its cor

6、rect application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests in

7、formed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 10 and a back cover. The BSI copyright notice displayed in this document indicates when the docu

8、ment was last issued. Amendments issued since publication Amd. No. Date Comments 15268 20 July 2004 Revision of subclauses 5.6, 5.7 and 8.3.4 15398 21 January 2005 Revision of subclauses 9.1 and 9.2EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12441-2 October 2001 + A1 May 2003 + A2 December

9、2004 ICS 77.040.30;77.120.60 English version Zinc and zinc alloys Chemical analysis Part 2: Determination of magnesium in zinc alloys Flame atomic absorption spectrometric method (includes amendments A1:2003 and A2:2004) Zinc et alliages de zinc Analyse chimique Partie 2: Dosage du magnsium dans les

10、 alliages de zinc Methode par spectromtrie dabsorption atomique dans la flamme (inclut les amendements A1:2003 et A2:2004) Zink und zinklegierungen Chemische Analyse Teil 2: Bestimmung von Magnesium in Zinklegierungen FAAS-Verfahren (enthlt nderungen A1:2003 und A2:2004) This European Standard was a

11、pproved by CEN on 11 August 2001, amendment A1:2003 was approved by CEN on 18 March 2003 and amendment A2:2004 was approved by CEN on 21 October 2004. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status

12、 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 Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A ver

13、sion in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus Czech Republic, Denmark, Eston

14、ia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europische

15、s Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 2001 Copyright reserved to CEN members Ref. No. EN 12441-2:2001 + A1:2003 + A2:2004 E1NE4421:202(10E) 2 Contents page Foreword3 1Scope5 2Normativere ferences5 3Termsanddefinitions. .5 4Principle5 5Reagents.6 6Apparatus.7 7

16、Sampling.7 8Procedure.7 9Calculationandexpressionofresults. 8 10Testreport 9 AnnexA (informative) AdditionalinformationoninternationalroundRobintests10 AnnexB (informative) Graphicalrepresentationofprecisiondata.11 EN124412:2001EN124412:2001(E) 3 roFweord ThsiruEepoatSnaradndsahbeenrpperadebyTechnic

17、almoCmNECeetti/TC“,902Zcnidnaizcnalloyst,“he secrratetaifowhcihsiehbdlyFAON.R ThsiruEeponaatSradndslahbleginevsehttsutafonaaitanolstaradnd,eirehtbyuplbciitanofonaitnedcilaxettro bydnerosemehtta,tnealsettbyrpAi2l200na,cdfnociltgnianoitnalstnaradsdshallebtiwrdhawntatehtalestby rpAi2l.200 Winihtstirprg

18、omamefowork,TeccinhaClommT/NECeettiC 029nertsuCdetET/NC 902/WG“6ohteMsdfo analysissetdnati”gnrpehthtiw,peraitafonoehtfollownicodgmu:tne rp1NE4421,2 ZicnnadizcnlayolsehCmcialanalysisraPt:2teDermtanioinfomasengimuniizcnayolls Flmataecimosbarotpoisnceprtmorteicmeht.do Thsistradnadsiraptfosaerisefoleves

19、netaradnsdT.rehtoehstdnarasdra:e raPt1eD:retmtanioifonulaminiumniizcnalyolsTirtemitricmeohtd raPt3eD:retmtanioifonaeldc,amdmuinacdpporeFlaemotamciabsorpitsnopcertrtemoicemohtd raPt4eD:retmtanioifonrinonicnizalloyscepSrtotohpmorteicmeohtd raPt5eD:retmtanioifonrinonirpiramycnizSceprthpotortemoicemohtd

20、 raPt6eD:retmtanioifonulaminiumdnarionFlameotamciabsorpitsnopcertrtemoicemohtd raPt7eD:retmtanioifonnitFlamemotaciabsorpitsnopcertrtemoictemdohtfaerxertcanoit raPt8eD:retmtanioifonnitnisecdnorayzicnFlaaemtomciabsorpitsnopcertrtemoictemhod raPt9eD:retmtanioifoncinkelincnizalloysFlmaotaemcisbarotpoisn

21、ceprtomrteichtemdo raPt10D:eretmniitaonofchromiumnatdinatiumincnizlayolspScertotohpmorteicohtemd raPt11D:eretmniitaonofsiliconnicnizalloyscepSrtotohpmorteicmeohtd TxennaehsenaAdraBefniorm.evita cAcordnigNECehtot/ENECLEretnICngeRlaulaitsno,htneaitanosltaradnsdronagiztasnoifohtfeollowing countriesareb

22、oundtoimplementthisErupoeanStandard:Austria,Bleiumg,CzechRepbulic,Denmark,Fidnaln, Frncae,Germnay,Grecee,cIelad,Irnlaed,Itanly,uxLmeourb,NghetrealdsnNor,way,Portgual,pSian,Swde,ne SwitzerlandandtheUnitedKingdom. 3 1002:214421NE EN124412:2001(E) 3 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnic

23、alCommitteeCEN/TC209,“Zincandzincalloys“,the secretariatofwhichisheldbyAFNOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyApril2002,andconflictingnationalstandardsshallbewithdrawnatthelatestby April2002. Withinitsprog

24、rammeofwork,TechnicalCommitteeCEN/TC 209entrustedCEN/TC 209/WG6“Methodsof analysisandtesting”,withthepreparationofthefollowingdocument: prEN124412, ZincandzincalloysChemicalanalysisPart2:Determinationofmagnesiuminzincalloys Flameatomicabsorptionspectrometricmethod. Thisstandardispartofaseriesofeleve

25、nstandards.Theotherstandardsare: Part1:DeterminationofaluminiuminzincalloysTitrimetricmethod Part3:Determinationoflead,cadmiumandcopperFlameatomicabsorptionspectrometricmethod Part4:DeterminationofironinzincalloysSpectrophotometricmethod Part5:DeterminationofironinprimaryzincSpectrophotometricmethod

26、 Part6:DeterminationofaluminiumandironFlameatomicabsorptionspectrometricmethod Part7:DeterminationoftinFlameatomicabsorptionspectrometricmethodafterextraction Part8:DeterminationoftininsecondaryzincFlameatomicabsorptionspectrometricmethod Part9:DeterminationofnickelinzincalloysFlameatomicabsorptions

27、pectrometricmethod Part10:DeterminationofchromiumandtitaniuminzincalloysSpectrophotometricmethod Part11:DeterminationofsiliconinzincalloysSpectrophotometricmethod TheannexesAandBareinformative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareb

28、oundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden, SwitzerlandandtheUnitedKingdom. 3 1002:214421NE -14421 NE:21002/A:102( 30E) 3 Foreword to amendment A1 Tsih codmu( tneE2

29、1 N-14402:2/102:1A003) sah eebn rprapeb dey TcenhicC laommiEC eettN T/C 902 Z“inc dna zinc alloys“, the secretariat of which is held by AFNOR. This Amendment to the European Standard EN 12441-2:2001 shall be given the status of a national standard, either by publication of an identical text or by en

30、dorsement, at the latest by November 2003, and conflicting national standards shall be withdrawn at the latest by November 2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria,

31、Belgium, Czech Republic, Denmark, Finland, FrcnaG ,eremnay, Grcee,e gnuHray, cIle,dna rIlena,d latIy, xuLmeruob,g laMt,a hteNrealsdnroN ,way, Protagu,l olSvka,ai pSnia, Swde,ne Swtirezlnaa dt dnU ehntide niKgdom. EN124412:2001 1NE4421:202(10E) 3 Foreword TishEuropeanStandardhasbeenpreparedbyTcenhicl

32、aCommitteeCEN/TC209,“Zincandzincalloys“,the sceretariatofwhichisheldbyAFNOR. TishEuropeanStandardshallbgeiventhestatusofantiaonalstandard,eitherbypublicationofanidenticaltextor byendorsmeent,atthelatestbyApril2002,andconflictingnatioanlstandardssahllbewithdrawnatthelatsetby April2002. Withinitsprogr

33、ammeofwrok,TcehniclCamomitteeCEN/TC 209entrustedCEN/TC 209/WG6“Methodsof analysisandtesting”,withthepreparationoftheflloowingdocument: prEN124412, ZincandzincalloysChemicalanalysisPart2:Determinationofmagnesiuminzincalloys Flameatomicabsorptionspectrometricmtheod. Tishstandardispartofasreiesofeleven

34、standards.Theotherstandardsare: Part1:DeterminationofaluminiuminzincalloysTitrimetricmethod Part3:Determinationoflea,cdadmiumandcopperFlameatoicmasbrotiponspectrometricmethod Part4:DeterminationofironinzincallyosSpectrophotometricmthoed Part5:DeterminationofironinprimaryzincSpectrophotometricmethod

35、Part6:DeterminationofaluminimuandironFlaematoicmasbrotiponspectrometricmethod Part7:DeterminationoftinFlaematomicasbrotiponspectrometricmethodaftreextraction Part8:DeterminationoftininsceondaryzincFlameatoicmasbrotiponspectrometricmetohd Part9:DeterminationofnickleinzincallyosFlameatomicabsorptionsp

36、ectroetrmicmethod Part1:D0tereminationofcrhmoiuanmdtitaniuimnzincalloysSpectrophotometricmethod Part1:D1tereminationofsilicnoinzincallyosSpectrophotometricmthoed TheannexesAandBareinformative. AccroindgtotheCEN/CENELECInternlaRegulaitsno,htneaitanosltaradnsdronagiztasnoifohteflloowign ctnuoriesarebu

37、onotdimelpmihttnesErupoaenStadnar:duAst ria,Blemuig,ezCcheRpbuilc,Dnemark, Finland, Frnac,eGremany,Greec,eIcelaI,dnrleatI,dnaly,uLxemuobr,gNhteerladnsoN,rway,Protug,laSpai,nSweden, SwitzerlandandtheUnitedKingdom. 3 EN124412:2001 EN124412:2001(E) 3 roFweord TsihruEepoatSnaradndsahbeenrpperadebyTcenhi

38、clamoCmNECeetti/TC“,902Zcnidnaizcnalloyst,“he scerratetaifowhcihsiehbdlyFAON.R TsihruEeponaatSradndslahblgeinevsehttsutafonaitaanolstaradnd,eirehtbyuplbciitanofonaitnedcilaxettro bydnerosmeehtta,tnealsettbyrpAi2l200na,cdfnociltgnianoitanlstnaradsdsahllebtiwrdhawntatehtalsetby rpAi2l.200 Winihtstirpr

39、gomamefowrok,TcecinhClamomT/NECeettiC 029nertsuCdetET/NC 902/WG“6ohteMsdfo analysissetdnati”gnrpehthtiw,peraitafonoehtflloownicodgmu:tne rp1NE4421,2 ZicnnadizcnlayolsehCmcialanalysisraPt:2teDermtanioinfomasengimuniizcnayolls Flmataecimosbarotpoisnceprtmorteicmhte.do Tsihstradnadsiraptfosareisefoleve

40、snetaradnsdT.rehtoehstdnarasdra:e raPt1eD:retmtanioifonulaminiumniizcnalyolsTirtemitricmeohtd raPt3eD:retmtanioifonaelc,damdmuinacdpporeFlaemotacimasbroitpsnopcertrtemoicemohtd raPt4eD:retmtanioifonrinonicnizallyoscepSrtotohpmorteicmohted raPt5eD:retmtanioifonrinonirpiramycnizSceprthpotortemoicemoht

41、d raPt6eD:retmtanioifonulaminimudnarionFlaemotacimasbroitpsnopcertrtemoicemohtd raPt7eD:retmtanioifonnitFlaemmotaciasbroitpsnopcertrtemoictemdohtfarexertcanoit raPt8eD:retmtanioifonnitniscednorayzicnFlaaemtocimasbroitpsnopcertrtemoictemohd raPt9eD:retmtanioifoncinkleincnizallyosFlmaotaemcisbarotpois

42、nceprtortemichtemdo raPt1D:0retemniitaonofcrhmoiunamtdinatiuimncnizlayolspScertotohpmorteicohtemd raPt1D:1retemniitaonofsilicnonicnizallyoscepSrtotohpmorteicmohted TxennaehsenaAdraBefniorm.evita cAcronidgNECehtot/ENECLEretnICngeRlaluitasno,htneitaanosltaradnsdronagiztasnoifohtfelloowign crtnuoiserab

43、enuootdmimelpsihttneEruponaetSradna:dsuAtria,Blemuig,cezChpeRbucil,Dmnerak,Fidnaln, Frcna,eGremnay,Grcee,ecIelarI,dnaleatI,dnly,xuLmeruobN,ghterealsdnroN,way,Protgu,lapSia,nSwde,ne SwtirezlnaadtdnUehntiKdeidgnmo. 3 1002:214421NE EN 12441-2:2001/A1:2003 (E) 3 Foreword to amendment A1 Tsih codmu( tneE

44、21 N-14402:2/102:1A003) sah eebn rprapeb dey TcenhicC laommiEC eettN T/C 902 Z“inc dna izcn laolyst ,“s ehecrteratai fo whcisi h lehb dy FAON.R Tsih AmdnemE eht ot tneruepotS nadnaraNE d 214-14:20210 slahg eb livt nes ehtsuta fo noitan as lataradn,d htiere by plbucitafo noi edi nacitnaxet lt ro by ednrosmesetal eht ta ,tnet by mevoNreb a ,3002c dnofncilnitg itananos ltaradnsd shlaeb l htiwrdawn t taeh setalt by voNmereb .3002 cAcronidC eht ot gEC/NELENEtnI CreR lanugetaliosn, tan ehtnois latnaradds roinagtazisno fo f ehtollogniw countri