ISO 0490712023.docx

《ISO 0490712023.docx》由会员分享，可在线阅读，更多相关《ISO 0490712023.docx（18页珍藏版）》请在三一文库上搜索。

1、INTERNATIONA1.STANDARDISO4907-1editionFirst202304P1.asticsIonexchangeresin一Pefminationofexchangecapacityofacry1.icanionexchangeresinsReferencenumberISO4907-1.:2023(E)COPYRIGHTPROTECTEDDOCUMENTISO2023IUirhM*hedbdi1.iUedotherwiseupdhi.o啪InPSd1.Mc;GeatrOn1.fifiU81.andonnet8CH-1214Vernier,GenevaPhone：M1

2、22749O1.11觥ftte:丽丽BQrgPub1.ishedinSwitzer1.andContentsForewordIntroductionCSconeIvV飞Normativereferences.4Termsanddefinitions-Princio1.e2OD7Apparatus6Samp1.es77.1Samp1.ing787.2Samp1.epreparationProcedure88.1Remova1.oftheexterna1.water88.2Watercontent8.2坳科赧由耶族roupcapacity898.5Weak-acidgroupcapacityHC

3、niK盟RAucekdHpfff1.QbbGgbodyIcommitteehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.

4、Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenancearedyiFFHSOfISO雇etW1.kes,s姗抬”not1.f1.fcfcww1.蝌闾IC嚓COrdanCe肺theeditoria1.ru1.esoftheISO/IECDirectives.Part2(seewwsv.iso.org/direc1.ives).假)(徽ents)aWNWontakest三嬲据i帆n曲1.fiB幽硼8硒ffiHFtm部幽曲野榴IVQda

5、imedpatentrightsinrespectthereof.Asofthedateofpub1.icationofthisdocumentISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimp1.ementthisdocument.However,imp1.ementersare蜘临翻琳酬/mj，wWjSOQFg/眸IentS洗蝮油那ion,扁MMSPOn赖岫油嬲9的阳躲Orasuchpatentrights.Anytradeusedinthisconstitutenameendorsenent.documentisinf

6、ormationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand幽幽蛔豳酒侬遮W即辆O)assEif1.眦聚inwe帼1.见OnBarRWyE辟dead邮&CcsVbr11isoorgisoforeword.htmI.Thisdocumentwaschemica1.properties,preparedbyTechnica1.CommitteeISO/TC61,P1.astics,Subcommittee

7、SC5,Physica1.-AIistofa1.1.partsintheISO4907seriescanbefoundontheISOwebsite.由珏拼占6“典fiftsHHiesthismRMeHftKFhoUWWW!而图membeKft1.i命nationa1.standardsbody.AIntroductionadsorptiontechno1.ogyefficientextraction,concentrationchemica1.separationtechno1.ogy,whichoforganicindustry,NationsSustainab1.ehydrometaI1

8、urgyGoaIs(SDGS).industry，a1.mostinvo1.vingthecorecontentofdimensiona1.oppositenetworkframework,functiona1.determinedconnectedstructureexchangeab1.e,exchangeab1.emanufacturing,qua1.itysupervision,technica1.exchange,factoryinspectionandarbitration.resins.Thisdocumentspecifieshowtodeterminetheexchange

9、capacityofacry1.icaninnexchange23-A1.1.rightsreservedFo1.1.owingthetraditiona1.chemica1.processessuchasdisti1.1.ationandextraction,ionexchangeandimportantro1.einhasa1.sobecometypica1.andrefining.Sincerea1.izationp1.ayssynthesis,ionexchangeresinhasbecomeoneofthekeymateria1.sforexchangeandadsorption.A

10、tpresent,theyhavebeenwide1.yusedinwatertreatmentenvironmenta1.protection,petrochemica1.theUnitedfoodandmedicine.Deve1.opmentandenergyIonexchangeresinisakindofhighpo1.ymerorganiccopo1.ymer,whichiscomposedOfinso1.ub1.cthrce-withspacecharges.Themainfeaturesgroupsbythetotheframeworkandse1.ective,adsorba

11、b1.eandcata1.ytic.However,eventhesameresinhasdifferentpropertiesindifferentforms,suchasexchangecapacityandwatercontent,soaunifiedmethodisneededtoprovidebasisforBecauseofthespecia1.structure,acry1.icanionexchangeresinscontainnoton1.ystrong-baseandweak-basegroups,buta1.soweak-acidgroups,andthecontento

12、fweak-acidgroupsdirect1.yaffectstheusingeffect.P1.asticsIonexchangeresin一Determinationofexchangecapacityofacry1.icanionexchangeresins1ScopeandNormativereferencesofacry1.icanionexchangeresins.constitutesrequirementsaredocument.Fordatedinreferences,on1.ySomeeditiona1.1.citedapp1.ies.contentISOTermsand

13、definitionshorryuseSpecificationandtestmethodsForthepurposesofthisdoment,thefo1.1.owingtermsanddefinitionsapp1.y.ISOOn1.inebrowsingp1.atform:avai1.ab1.eathttps:/www.i50.0rg/0bp3.1standardformacry1.icanionexchangeresin3.2 strong-basegroupcapacityresins,toentry：ItIsexpressedinmi1.1.imo1.esofpergramorm

14、o1.esper1.itre(mo1.1.)ofacry1.icanionexchange3.3weak-basegroupcapacityresins,toentry:Itisexpressedinmi1.1.imo1.esofperRramormo1.esper1.itre(mo1.1.)Ofacry1.icanionexchangePart1:Thisdocumentspecifiestestmethodsofthestrong-basegroupcapacity,theweak-basegroupcapacity2 theweak-acidgroupcapacityThefo1.1.o

15、wingdocumentsofthisreferredinthetextsuchawaythattheoroftheirForundatedreferences,the1.atesteditionofthereferenceddoment(inc1.udinganyamendments)app1.ies.3 3696rWaterana1.ytica1.ISOandIECmaintainIem1.mOIOgiCa1.databasesforuseinstandardizationatthefo1.1.owingaddresses:IECE1.ectropedia:avai1.ab1.eathtt

16、ps:/www.c1.cc1.ropedia.org/ionictypeofthesamp1.estreatedunderthepretreatmentandtransformationconditionsspecifiedinthisdocumentquantityofactivegroupsinstandardformaceticanionexchangeresin(3.1)thatcanexchangewithneutra1.sa1.tsundertheconditionsspecifiedinthisdocumentNote1.quantityofactivegroupsinstand

17、ardformacry1.icanionexchangeresin(3.1)tha1.canexchangewithacidsundertheconditionsspecifiedinthisdocumentNote1.3.4weak-acidgroupcapacityquantityofactivegroupsinstandardformacry1.icanionexchangeresins(3.1)thatcanexchangewitha1.ka1.iundertheconditionsspecifiedinthisdocumentNote1resins,toentry：ItIsexpre

18、ssedinmi1.1.imo1.esofpergramorinmo1.esper1.itre(mo1.1.)ofacry1.icanionexchange4 Princip1.eAccordingtothedefinitions,strong-basegroupinacry1.icanionexchangeresinshastheabi1.itytosp1.itneutra1.sa1.ts,whi1.eweak-basegroupsandweak-acidgroupshavenot.Ca1.cu1.atethestrong-basegroupcapacitybytheexchangedch1

19、orideioncontentsintitration,whenthestandardformacry1.icanionexchangeresinsreactwithneutra1.sa1.ts(suchassodiumnitrateso1.ution).Thereai11砧钟田!跟HCHzN(CH3)3NO3R(NCHR(+OiNCIHN0:tNaC1.jrcn2c00nIfcn2c0011Ca1.cu1.atetheweak-basegroupscapacitybytheunreactedacidcontentsintitration,whenthestandardformacry1.i

20、canionexchangeresinsreactwithexcessivemonobasicacidso1.ution(suchashydroch1.oricacid).Therea姗用阳怫4)CHZN(CH3)3CIRyJjHCHNCHHHDBICHXc8rcH2c00nIfcH2c00HCa1.cu1.atetheweak-acidgroupcapacitybytheunreacteda1.ka1.iandtheexchangedch1.orideioncontentsintitration,whenthestandardformacry1.icanionexchangeresinsre

21、actwithexcessivemonobasicso1.ution(suchassodiumhydroxide).Therea删弱那U帖:XIH2N(CHa)3OHR，ZZff1.NCHHHiOH?BQWH0)bHCH2c00HfICH20Na5 ReagentsWARNINGReagentsusedinthisdocumentcanhavepotentia1.hazardstohumanhea1.thandtheenvironment.Ensurethattheinstructionsfortheuseofreagentsarestrict1.yfo1.1.owed.Un1.essOthc

22、rWiSeindicated,thereagentsspecifiedinthisdocumentshou1.dbeana1.ytica1.grade.Commercia1.1.yavai1.ab1.e,ready-madeso1.utionsmaybeused.S.1.Water,grade2inaccordancewithISO3696.6 .2Sodiumhydroxide,standardso1.ution,C(NaOH)0r10mo1.1.Disso1.ve4gofsodiumhydroxideto1000m1.withwater.Ca1.ibratethisso1.utionat1

23、eastweek1.yasfo1.1.ows.25.2.1Ca1.ibrationDry10gofpotassiumhydrogenphtha1.ate(KHCH4GuaranteedReagent)at105to110oCfor4h.Andthencoo1.toroomtemperatureinadesiccator.Weigh0,75gofpotassiumhydrogenphtha1.ate(mi)tothenearest0,001granddisso1.vewith100m1.ofwaterinaf1.ask.Ad44),1.m1.ofpheno1.phtha1.einindicat

24、orso1.ution.Titratewith0r10mo1./1sodiumyhWrtf1.i().5.2)unti1.thepinkco1.ourappearsandpersistsfor15s.Recordtheconsumption5.2.2B1.ankdete11ninationPipet100m1.ofwater.Carryoutab1.ankdeterminationaccordingtotheprocedure5.2.1.Recordtheconsumptionvo1.umeofa1.ka1.i(Vr2).5.2.3Ca1.cu1.ationwhereSeeFormu1.a(1

25、):c(NaOH)1000-mi204,220(K-V2)theC(NaoH)so)ution;actua1.concentration,expressedinmo1.esper1.itre(mo1.1.),ofthesodiumhydroxidznisthemass,expressedingrams(g),ofpotassiumhydrogenphtha1.ate;isthetitrationconsumptionvo1.ume,expressedinmi1.1.i1.itres(m1.),ofthesodiumhydroxide力so1.ution;istheb1.ankconsumpti

26、onvo1.ume,expressedinmi1.1.i1.itres(m1.),ofthesodiumhydroxideV2so1.ution.5.3Hydroch1.oricacid1.standardso1.ution,c(HCI)%0.10rno)i.Di1.ute9m1.ofhydroch1.oricacid(1,19gm1.)to1000m1.withwater.Ca1.ibratethisso1.utionat1.eastweek1.yasfo1.1.ows.5.3.1 Ca1.ibrationDry5gofsodiumcarbonate(NaZCO3,GuaranteedRea

27、gent)at270to300for4h.Andthencoo1.toroomtemperatureinadesiccator.Weigh0,2gofsodiumcarbonate(m2)tothenearest0,001gfanddisso1.vewith100m1.waterinaf1.ask.Add0,111d-fbrornocreso1.green-methy1.redindicatorso1.ution.Titratewith0,111o1.1.hydroch1.oricacidso1.ution(5.3)unti1.thegreenish-b1.ueco1.ourdisappear

28、s.Recordtheconsumptionvo1.umeofacid(内)5.3.2B1.ankdeterminationPipet100m1.ofwater.Carryoutab1.ankdeterminationaccordingtotheappropriateprocedure5.3.1.Recordtheconsumptionvo1.umeofacid(町AnnexA(normative)Samp1.ing.1.OverviewThisannexspecifiessamp1.ingmethodsoftheionexchangeresins.A.2Apparatus.2.1Samp1.

29、erA.2.1.1Materia1.,stain1.essstee1.orp1.astic.A.2.1.2StructureInterna1.diameter25mmto30mm,width18mmto20mm.Theopening1.engthsha1.1.notbe1.essthan80%oftheheightoftheionexchangeresins1.ayer,asshowninFigureA1.Thetota1.1.engthofthesamp1.ercanbeadjustedappropriate1.yaccordingtotheheightoftheionexchangeres

30、ins1.ayerinthecontainer.Ensurethattheopeningsectioncanreachthebottomofthecontainerandsection,isnot1.essthan200mmfromthesurfaceoftheionexchangeresins1.ayertotherearendNOTEresinsIaycnThesamp1.ercanbesegmented,whichisconvenientforsamp1.ingdifferentheightofionexchangeFigureA.1.Samp1.erA.2.2Separator,c1.

31、eananddry.2.3Container,c1.eanandsea1.ed.A.3Samp1.ingru1.es.3.1Samp1.ingWhensamp1.ingfromtheproduction1.ine,theunitofsamp1.ingsha1.1.beonekett1.e.12WhenSamP1.eSWhUnfrOm3Whennbatchrandomthcrcsamp1.ingpackagcsrsha1.1.adopted.TheSamp1.ednumber1.esstakenbyroundingmethod),andeachsha1.1.besamp1.edno1.essth

32、antwice.A.3.2Vo1.umeA.4ProcedureA.4.1Samp1.ing1.ayeratdifferentparts.ContainenDivisionDivideStoragebyquarteringunti1.therequiredvo1.umeisobtained.6in1.dentificatio11containerandstoreinacoo1.p1.ace.Thesamp1.econtainersha1.1.inc1.udethefo1.1.owingparticu1.ars:b)batchNo.;d)samp1.ingdate;than3timesaren3

33、arcf-methodeachbepackagesha1.1.betota1.nosamp1.essha1.1.beca1.cu1.atedaccordingtotheformu1.an+1(inthecaseofdecima1.s,integersha1.1.beSamp1.esarctakenfromthetop,midd1.eandbottomforanindividua1.uprightpackages.13Morethan1I.Openthepackageandinsertthesamp1.ervertica1.1.ydownintothebottomoftheionexchang

34、eresinsTopreventtheionexchangeresinsfroms1.idingdown,thesamp1.ersha1.1.befacingupwardsandti1.tingatanang1.eOf1.50to20ofromtheperpendicu1.arbeforepu1.1.ingout.Thenpourthesamp1.eintothestorageA.4.2A.5thesamp1.eSea1.thesamp1.estoragea)name;c)samp1.ingspot;e)signatureofsamp1.er.AnnexB(normative)Determin

35、ationofwatercontentofanionexchangeresinsbycentrifugation8.1 OverviewThisannexspecifiestestmethodsofwatercontentofanionexchangeresinsbycentrifugation.TkOmrttHinmkMy3fuNftft函Hnaftofanionexchangeresinscanbedriedcontinuous1.yat105to8.2 Princip1.eRemovetheexterna1.waterofthesamp1.ebycentrifuga1.method,an

36、dthentakesomesamp1.esfromBu3tAp1.VetUSwatercontentofthesamp1.ecanbetestedbythe1.ossofmass.8.3.1Weighingbott1.e,50mm30mm.8.3.2 Oven,themaximumtemperatureishigherthan110,andtheaccuracyoftemperaturecontro1.isbetterthan3.8.3.3 Others:refertoC1.ause6.B.4Procedure8.4.1 Samp1.ingObtainarepresentativesamp1.

37、eoftheionexchangeresinsinaccordancewithC1.ause7.8.4.2 Remova1.oftheexterna1.waterRemovetheexterna1.waterinaccordancewith8.1.8.4.3 DeterminationofthewatercontentWeighthemassofaweighingbott1.e(B.3.1)(mi)afterconstantweighttothenearest0,001g.或Hqrf1.nIi警Wp1.es您从p1.es(B.4.1)intotheweighingbott1.etothenea

38、rest0,001g.RecordthemassPutintotheoven(B.3.2)at(1053)for2h.remainingtheweighingbott1.eopen.KR1.bFdthebdW,fPfheb9K即2ti%破4sthS哂艇Wdtatorandcoo1.toroomtemperature.B.5Ca1.cu1.ationCa1.cu1.atethewatercontentaccordingtoEormu1.a(B.1.):f119-m7X=1.ooms-mi(B1.)whereXisthewatercontent,expressedinpercent(%),ofio

39、nexchangeresins；m-isthemass,expressedingrams(g),oftheemptyweighingbott1.e；muisthemass,expressedingrams(g),ofweighingbott1.eandsamp1.ebeforedried;themass,B.6mTestiseportexpressedingrams(g),ofweighingbott1.eandsamp1.eafterdried.Thetestreportsha1.1.inc1.udethefo1.1.owingparticu1.ars:a) thetestmethodusedandstandardnumber;b) a1.1.informationnecessarytoidentifythetestmateria1.;c) thetestresu1.tsobtainedorthefina1.referenceresu1.tsobtainedthroughrepeatabi1.itytest；d) thedateofthetest.Bib1.iography1ISO6353-1,Reagentsforchemica1.ana1.ysisPart1:Genera1.testmethods