《民用建筑工程室内环境污染控制标准》（GB50325-2020）工程建设标准英文版.docx

ForewordAccordingIo(herequircrnenbofD>curncnJINBIO2015No.274issuedbyIhCMinistryofHousingandUrban-Rura1.DCVCIoPmCm(MOHURD)OfthePeop1.e'sRePUb1.iCofChina-nNotkconPrintingandDistributing'theDeve1.opmentandRevisionP1.anofNationa1.EngineeringConstructionStandardsin2016,*.ThesUndardcompiIa1.ion(earnhasCornpifed(hisstandardafterextensiveinvu3gaionandsudy.earnestsummaryofPraC1.iea1.experienceandexcensiveso1.icitationofopinionswithreference(ore1.evantintcmutiona1.standardsandtbrcignadvancedstandards.Themaintechnica1.contentsofthis#IrukIrdinc1.udeigenera1.rovisionsjermsandsymbo1.s,bui1.dingmatcria1.s.survcyanddesigningforbui1.dingCnginccringxonstnictionjnspcc1.ionandixcpUfc,ctc.Themaintechnica1.contentsrevisedinthisstandardarcout1.inedbe1.ow:I.To1.ueneandxy1.enearcaddedintoindoorairpo1.1.utants：2 .Thcc1.assificationofdecoratingmateria1.sisrefinedJindthe1.imitandmeasurementmethodofpo1.1.utantcontent(re1.easeamount)inso11matcria1.sarcadjusted:3 .Thcenvironmenta1.testchambermethodanddesiccatormethodformeasurementofforma1.dehydeCmiSS沁nfromwood-basedpane1.sarcretained:4 .Thcrequirementsforpo1.1.utioncontro1.prc-asscssmcntandmateria1.se1.ectiontorindoordecorationdesignarcspecified:5 .Thcrequirementsfortheminimumventi1.ationfrequencyofc1.assIcivi1.bui1.dingswithnatura1.venti1.ationarcSPbificd：6 .Thecomprehensiveradonpreventionmeasuresofbui1.dingsarcimproved;7 .MorcSiriccerpo1.1.utioncon1.requirementsfor(hedexaionofPNSChOOksUnieriekindcrga11cns.schoo1.c1.assrms,andstudentdormitoriesarcspecified;8 .TheIEn(h<xiforradonConCengIiOninindoorairisdc11ncd.9 .Thcpo1.1.utantconcentration1.imitinindoorairisrc-dctcmiincd;10 .Thesamp1.ingand1.esttne1.hodfrbenzeneseriesand(u1.v1.a(ikorganiccompoundsITVOC)WithT-Ccompositeadsorptiontubesarcaddcdndthesamp1.ingandmcasurcnntrequirementsforindoorairpo1.1.utantsarcfurtherimprovedandrefined.Thepn>visionsprimedinbo1.dIypein(hisS1.arK1.ard<re11unda(*ryonoamimustbeiIiipkfnentedstrict1.y.ThisstandardisunderthejurisdictionOfIanditsmandatoryprovisionsarcinterpretedbytheMinistryofHousingandUrban-Rura1.Dcvc1.opnicnt-HcnanProvincia1.AcademyofBui1.dingResearchCd,1.idJjiinchargeof(heexp1.anationofspecifictechnica1.contenis.T1.NIeVan1.CP1.iOfwauiadvicederivedf>n(heprocessofim1.enning(hisstan(hrdcanbePoMedorpassedan(oHenanP1.X)Vineia1.ACiKfemyofBui1.dingResearchG).1.(d.(Address:No.4Feng1.eRoad,ZhengzhouCity1.HenanProvince.Postcodcz4553).ChiefDeve1.opmentOrganizations:HcnanProvincia1.AcadcniyofBui1.dingResearchCo.1.td.TihomeCot×<ructionandDeve1.opnwntCo.jd.Co-Dcvc1.opmcntOrganizations:Nationa1.CenterforQua1.itySupervisionandTestofBui1.dingEngineeringChineseResearchAcademyofEnvimnmcnta1.SciencesShanghaiZhongcaiEngineeringTestingCo.X1.d.DepartmentofEngineeringPhySiuerSingh1.IaUniversityTianjinResearchIns1.iiuteofBui1.dingScienceCo.1.d.ZhejiangAcademyOtBuiIdingRcscarch.DesignCo.,Ud.KunshanConstnx:!EngineeringQuii1.ityTestingCenterShenzhenIns1.i1.u1.eofBui1.dingResearchCo.1.td.ShandongProvincia1.AcademyofArchitectura1.ScienceCo.,1.td.ChinaAcademyofBui1.dingResearchChiefDrafters:WANGXiyuan1.1.UHongkuiPANHongX1.ONGWciBA1.ZhipcngZHU1.iMEIJingDENGShujuanZHUJunZHANGJiwcnGUOQiangYINXiaomei1.IUFengdongCHENYong1.iangWANGQianxueCHENZeguitngCHENSonghua1.UBinBASongtaoChiefReviewers:WANGYouwciWANGShi1.ongXIEBaoying1.IJinchuanCAOYang1.IJian1.IANGJipan1.IShcngying1.IANZhiwcChicfT11ns1.ator:WANGXiyuanBAIZhipengGAOYaoWANGRondaWUWenbaoWANGQianxue1.IYun1.ongTONY1.cungSTEPHENW.Sad1.erJ1.XucIinzBIMinnaChiefTrans1.ationReviewers:SHIXiaoming1.IWeiCUENYunfaCAOYangZJIANGYinPingSUNXiaoyanContents1 Genera1.provisions(2 Tennsandsymbo1.s2.1 Terms(：22SymbO1.S3 Bui1.dingnuiteria1.s3.1 InOrganiCnonnetaIiCInainbUk1.ingInaieia1.sanddeoMtngma1.eria1.s3.2 Wood-basedpanc1.sandfinishingproducts3.3 Coatings(3.4 Adhesives35 Water-basedtrcatmcnuigcntsy36 6Others4 Surveyanddesigningfbrbui1.dingengineering、1 .1Genera1.reqUirnenbix42 RadonOoDCen(rationnasunn(andresisuueonconstructionsites43 Choiccofconstnictianmateria1.s(5 Construction15.1 GeneniIeIUiMnen1.(12)52On-SiteexainiiiaiionDfbuik1.iiigmateria1.s(13)5.3 RequirementsIbrconstniction(14)6 Inspeedonandaceptaiice(16)AppcndixA.Mcasurcmcntofradonexha1.ationratefrommatcria1.surfaccs(19)APPendiKBMeasurementofemissionoffreeforma1.dehydeandVOCindecoratingmateria1.sUsingenvifDnmenta1.testChambenne1.hod(21)AppendixCMeasurementofradonConcentnitioninsoi1.and11doncxha1.ati<>nratefromihcsoi1.surface(23)AppcndixDMeasurementofbenzene,cinindoorair(26)AppendixEMeasurementofTVOCinindoorair(28)Exp1.anationofwordinginthisstandard(31)1.istofquotedstandards(32)1Genera1.provisions1.0.1Thisstandardisformu1.atedwithaviewtopreventandcontro1.indoorenvironmenta1.POHutiOnfrommainbui1.dingmateria1.sanddecoratingmateria1.sincivi1.bui1.dingcnginccring.tosafeguardhumanhea1.tha1.pub1.ici11erestsjoachievehegoa1.ofadvancedtechno1.ogyandeconomicmiona1.ity.1.0.2ThiSstandardiapp1.icab1.etothecontro1.ofindoorenvironmenta1.po1.1.utioninconstruction,cxtcnsion.andrenovationofcivi1.bui1.dingengineering.1.0.3IrK1.Oorenvironnen1.a1.po1.1.utantscontro1.1.edbythisstandardinc1.uderadon.k>11na1.dehyde.ammonia,bcnzcnc.(o1.ucnc,c,andtota1.vo1.ati1.eorganiccompounds.1.0.4Thec1.assificationofcivi1.bui1.dingengineeringsha1.1.11ee1.Ihefo1.1.owingrequirements:IC1.ass1civi1.bui1.dingssha1.1.inc1.uderesidentia1.hui1.dings.rcsidcn<ia1.functiona1.apartnn(s,hospita1.wards.nursinghomefaci1.itiesforthec1.dcr1.y.prcsch1.nurscricji,kindcrgartcns.sch!c1.ass11×msiudeHdomntories.etc.2C1.assI1.civi1.bui1.dingssha1.1.inc1.udeofficebui1.dings,shopsdcpa11mcntMorcs,ho(c1.s,cu1.ura1.a1.entertainmentvenucs,bo<>ksorcs,1.ibrarics.cxhibiionha1.1.s.gymnasiums.pubiictransportationwaitingrooms.restaurants.etc.1.03Themainbui1.dingmateria1.sanddecoratingIna1.eriakse1.ectedforcivi1.bui1.dingengineeringsha1.1.meettherequirementsofthisstandard.1.0.6No1.on1.y1.herequirementsstipu1.atedinthisstandardforindrenvironmenta1.PN1.UIiOncontro1.ofcivi1.bui1.ding.buta1.so(hoseinIhecurrentnjevanstand<dsof(henationsha1.1.becomp1.iedwith.2Termsandsymbo1.s2.1 Terms2.1.1 civi1.bui1.dingengineeringCivi1.bui1.dingstn(uru1.unddecoratingengineeringwithco11s1.11tion.cxtcnsion.andrenovationarcCo1.1.ec1.ive1.yreferred1.oascivi1.bui1.dingcngivring.2.12environmenta1.testchamberEquipmentimitatingtheindrenvironmentandusedtomeasurechemica1.po1.1.utantemissionsfnmdecor<1.ingn½(eria1.s.2.1.2 radonexha1.ationratefrom(hesurfaceThe11di(Kc1.ivi1.y1.eve1.ofradonii1.onisre1.easedperunitU芯送andperUni1.IifnCfromIhCsurfaceofthesoi1.ormateria1.2.1.4 interna1.exposureindcx(1.g)Thequotientobtainedbydividingthespecificactivityofthenatura1.radionuc1.ideradiun226inthemainbui1.dingmateria1.sanddecoratingmateria1.sbythespecificactivity1.imitva1.ueof20().X1.5ex(erm1.exposurendex(1.)ThesumofIhcqu<ien1.sobtainedbydividing(hespecificUCIiVi1.yofthenatura1.111.i0nr1.k1.esradium-226.thorium-232.andpotassium-40inthemainbui1.dingmateria1.sanddecoratingmateria1.sbythespecificactivity1.imitsof370,260.and42OO.rcspectivc1.y.2J6radonconcentrationRadonradi<xc1.ivi1.y1.eve1.perunitVU1.Un1.Cofair.2.1.7 Woodhasedpane1.sProductswithwoodornon-wocxip1.antfiberasthemainrawmatcria1.cnbefurthermadeintoavarietyofmateria1.picccs.cithcrwithorWitbOU1.theadditionofadhesiveandotheradditivcs,andWhiChcanbe1.ayeredupandg1.uedtoobtainp1.ywoodsheetsormou1.dingprxx1.ts.,bcscproductsmain1.yinc1.udep1.ywood.fibcrboard.partk1.cboardanditssurfacedecoratingboard.ctc.UXwdp1.asticcompositeproductsAkindofProdUbnudefromacertainpercentageofwoodfibermateria1.sandthcrmophstichighmo1.ecu1.arPo1.ynKni.Theseproductsmain1.yinc1.udewood!as1.kt)ooring.wo<x!-p1.asticdecoratingboard.wood-p3Micdoon,ec.2.1.9water-based(atmentagentsTheagentswithwaterasdi1.uentcanbeiminermx1insidethemainbui1.dingmateria1.sanddecoratingma(eria1.s.inpn>veIhCirperform;Inceoff1.ameretardant,wa(crnx>!"n1.icomwinc1.c.2.1.10 bu1.kConstruciionadhesiveAdhesiveswithso1.ventcontentorwatercontentwithin5%to<a1.massofIheco1.1.oid.2.1.11 tota1.vo1.ati1.eorganiccompoundsintheairThe<ma1.InaXSofvo1.ati1.eOrganiCcompoundsin(heairIhinismeasureduu1.eberegukedesingconditionsof(hisSumdard.abbgvMedasTVOC.2.1.12 vo1.ati1.eorganiccompoundsinIheIIMerkdThegrossmassofvo1.ati1.eorganiccompoundsinIhcmateria1.Iha1.ismeasuredunderIhCregu1.atedtestingconditionsof(hisstanchrd.abbrcviatcdasVOC.2.1.13 decoratingmateria1.1.oadingfactorTheratioofto<a1.exposuresurfaceareaofindoordecoratingmateria1.stothenetroomspacevo1.ume.2.2 Symbo1.sfThemasspercentageoftheimateria1.in(hetota1.nueria1.consumption;IraInterna1.exposureindex:I-Externa1.exposureindex;IraInterna1.exposureindexo1.'theimateria1.:1.Externa1.exposureindexof(heitmateria1.3Bui1.dingmateria1.s3.1 Inorganicnon-meta1.1.icmainbui1.dingmateria1.sanddecoratingmateria1.s3.1.1 ,heradioactive1.imitsoftheinorganicnon-meta1.1.icmainbui1.din>materia1.ssuchassand.StOne.bricka1.idb1.<>ckxemen1.concrete,andconcreteprefabricatedcomponentsusedincivi1.bui1.dingengineeringsha1.1.meettherequirementsofthecurrentnationa1.standardGB65661.imitsofRadionuc1.ideinBui1.dinMateriah.3.1.2 Theradioactive1.imitsofinorganicnon-meta1.1.icdecoratingmateria1.ssuchass1.onc,bui1.dingsanitaryccramics,gypsumproductsvandinorganicpowderybondingmateria1.susedincivi1.bui1.dingengineeringsha1.1.bec1.assifiedinHCCOnh1.neCwiththerequirementsofthecurrentnatina1.standardGB6566UniitsOfRadionucIidexin1.iui1.duifMateria1.s.3.1.3 Wherecivi1.bui1.dingengineeringuse<e11uedconcretePrOdactsand<Mhernuinbui1.dingmateria1.ssuchasho1.k>wbricks<,ho1.k>wb1.ockswithaho1.1.owrate4porosity111.e)1.argcrIhan25%.e1.c.1.hcradioactivity1.imitssha1.1.beinaccordancewith(hosespecifiedinTab1.e3.1.3.IaHc13ThCradi(tdivityIinii1.facntcdc<v(cPmdUCtSand<)(hcr11uibuik1.umateria1.swithaho1.1.owrutdp()11)Mtyratc1.fargcrIhiin25%Mecisurefwntiten1.initRiirfonexhati<nr11tofronth<»surfac<*BqX(n2s)WdOI5Intcvwi1.oxpojiurcindex(Ik)W1.OExterna1.exposureindox(I)1.33.1.4 Themethodformeasuringtheradionuc1.idecontentofmainmateria1.sanddecoratingmateria1.ssha1.1.mee1.therequirementsofthecurrentnationa1.Standarx1.GB65661.imitsofRadionuc1.idesinBui1.dingMateria1.s,andthemethodfornesuringradonexha1.ationratefromthesurfacesha1.1.beinaccordancewiththosespecifiedinAppendixAofthisstandard.3.2 Wood-basedpane1.sandfinishingProd1.1.CUi321Theamountofre1.easedfreeforma1.dehydesha1.1.beIMaSUred,whenwood-basedpane1.sandfinishingproductsarcusedindoorsaspartofcivi1.bui1.dingengineering.3.2.1 Theenvironmenta1.testchambermethodandthedesiccatormethodcanbothbeusedtomeasuretheamountofre1.easedforma1.dehydefromwood-basedpane1.sandfinishingPrOdUCtS.Theresu1.tsfromtheenvironmenta1.testchambermethodwi1.1.prevai1.ifthemeasurementsarcno<consistentwitheachother.3.2.2 Theamou11ofre1.easedfn?eforma1.dehydefromwood-basedPaneISandfinishingPr(XJ1.ICi$asmeasuredbyIheenvironmenta1.IeWchamberIneIhOdsha1.1.notbe1.argerthanO.I24ngnATemeasuremcnn>cth(p1.ywiththeAppendixBof(hisAIandard.324Theamountofre1.easedfreetr11u1.dehydefn>mwood-basedPdndSandfinishingproductsasmeasuredbythedesiccatornthodsha1.1.notbe1.argerthan1.5mg,zI.Thcmcasuremcnmethodsha1.1.meettherequirementsofthecurrentnationa1.standardGBT17657TestMethodsofEva1.uatingthePropertiesofWcHnbbaxedPane1.sandSurfaceDecoratedWw>d-xedPane1.s.33Coatin那1.1.1 ThefreeFbrma1.dehyde1.imitini1.oorwaer-base<1.decorativepane1.coaings.waterbasedwa1.1.coa1.ings.andWiHer-basedputtiesusedincivi1.bui1.dingengineeringsha1.1.meetIhCrequirv11un1.softhecurrentnationa1.standardGB185821.imitofHarmfu1.SubstancesofArchitectura1.Wa1.1.Ccxitings.1.1.2 1'hcfreeforma1.dehydecontentintheotherwater-basedcoatingsandwater-basedputtiesforcivi1.bui1.dingengineeringsha1.1.bemcasurcd.andthe1.imitssha1.1.beinaccordancewiththosespecifiedin,ab1.c3.3.2.andthemethodumx1tomeasuretheamountoffreeforma1.dehydecontentsha1.1.meettherequirernen1.softhecurrentnationa1.standardGB/T23993De1.erminationfForma1.dehydeContentofWaIerbomeC4MtinfsSpectmphotometricMethodwithAceiy1.acetone.Tab1.e5214nitsUfreeR1.mIaideh>deinO(IKTikorv*ak4se<1.atfingsI1.1.K1.Hirtcr-IxiscdpcttksMeasurementi1.cai1.i1.1.itOthervaier-IiasedcoatingsOthrrwtrr4w8ed卬ttieeFreefOnna1dehyde(吟k&)<1.1.3 Whereso1.vent-baseddecorativepane1.coatingsarcusedincivi1.bui1.dingenginccring.thc1.imitsofVOCandbenzene,co1.ucnc÷xy1.c11c÷ethy1.benzenesha1.1.meettherequirementsofthecurrcntnationa1.standardGB185821.imitofHamifu1.SubsianccsofArchitectura1.Wa1.1.Coatings.Forso1.vent-basedwoodcoatingsandputtics,a1.1.theSa1.nC1.imitsabovesha1.1.meet(hequiremcntsofthecurrentnationa1.standardGB18581IndoorDecoratingandRcfu>ishingMateria1.sUmitofHannfit1.SubstancesofSo1.venbfkisedCoa1.ingsJbrWaMkmWare.Fcrso1.ven4>aedf1.oormaJings,thesecontentssha1.1.meetIherequirenwntsofthecurrentnationa1.JandardGB384681.imitofHarmfu1.SubstancesofInteriorFIcHtrCoa1.ings.1.1.4 Whenindrpheno1.icantirustcoa1.ings.wa1.erp11wfcoatings.fireprfca(ings.andothersh,ent-ks<x!Coaiing5areusedincivi1.bui1.dingengincering.(heamountofVOCandbenzene,to1.uene+xy1.enefethy1.benzenesha1.1.bemeasuredaftertheyarcmixedaccording(01.hcmaximumdi1.utionratiospecified.1.heir1.imitssha1.1.beinaccordancewiththosespecifiedinTab1.e3.3.4.ThemeasurementmethodIbrVOCcontentsha1.1.meettherequirementsofthecurrentnationa1.standardGH23985PaintsandVantishexDeienninaiionofVo1.ati1.eOrganicComPO1.Md(VoC)Conien1.-DifferenceMe1.!u)d.Theneastrenenmethodsforhenzenejo1.uene+xy1.eneMethy1.benzenesha1.1.meettherequirementsofthecurrentnationa1.standardGB),T23990DeterminationoftheContentsofBenzene.To1.uene,Ethy1.hen2eneMndXy1.eneinCOaIMWSbyGasChromatography,THNC5341.imits浦V()CJxizcnc.t1.>vnc+c+c<hy1.1.*nzcncinPhCndiCantirustcxmtn.at<p11M)catnJvp11>cuutings4mdMhtrsohtnkktscdtinfbrb1.<M>rire<zut(ng<tgnryBcnxene<¾)To1.cnexy1.cD*»ethy1.t*vn0(%)PtWnOhCntirufitCoaMnM%统S1.3t>rx)rC3H"<750<0.2<!0Vir>q>r<cctI11j<500W(UIOOtherso!VrnftMscdCeC1.tin«0碘3301.1.5 The1.imitsofVOC.benzenejo1.uene÷xy1.ene÷ethy1.benzenekandfreediisocyanate(TD1.÷HDI>sha1.1.meettherequirementsofthecurrentnationa1.standardGB18581InckiorDecoratingandRefurbishingMatcria1.s-1.inutofHannfu1.SubstancesofS<)ventRiisedCoaHngSforWwaretwhenpo1.yurethanecoa1.ingsandpo1.yurethaneputtiesforwoodareusedincivi1.bui1.dingengineering.3.4 /Xdhesives3.4.1 The1.imitoffreeforma1.dehydeinindrwater-basedadhesivesusedincivi1.bui1.dingengineeringsha1.1.meettherequirementsoftheCUrTentnationa1.StanchrdGB309821.imitofHazardousSubstancesinConstruc1.ionAdhesive.3.4.2 The1.imitofVOCinindoorwater-basedadhcsivcs,so1.vent-basedadhcsivcs,andbu1.kc