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1、INTERNATIONA1.ISO81720140601-140AMENDMENTZRefrigerantsDesignationandsafetyc1.assificationF1.uidesfrigoriginesDesignationetc1.assificationdesecurityAmendementzIS0817:2014/Amd.2:2021(E)ISO2021STANDARDThirdedition2021-03AMENDMENT2ReferencenumberCOPYRIGHTPROTECTEDDOCUMENTISO2021岫rkdttcetht1.ijfacdOthcnv
2、iscspfti1.tcorr0mehD!UicttB1.mti!3Uatioi(nphf1.otocpyM)g.pnWjcationpstingontheinternetoranintranet,withoutpriorwrittenpermission.Permissioncanberemitteehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnongovernmenta1.,in1.iaisonwithISO,a1.sotak
3、epartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceareg殿F睽CiMteoSOIECteM槌必恤硼眯蜘“般蟠$临酢%COrdanCe朗Fhtheeditoria1.ru1.esoftheISO1ECD
4、irectives,Part2(seewww.iso.org/directivcs).AnytradeusedinthisRMionnghts.dten福娱蝴於沼陨Si演歌吸R明魄副祖凯。血栗福嬴胜硼江subjectOfanypatentrightsidentifiedduringthedeve1.opment，*Iha4k9uMUbeintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(secwww.iso.org/patents).constitutenameendorsement,domentisinforma
5、tiongivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand4振曲喷恐叫腕与观ioCoMKAR6gbTC86,Refrigerationandairconditioning.Anyfeedbackorquestionsonthisdocumentshou1.dbedirectedtotheuser*snationa1.standardsbody.Acomp1.ete1.istingofthesebodiesc
6、anbefoundRefrigerantsDesignationandsafetydassicationAMENDMENT23.1.36Rep1.aceNote1toentrywiththefo1.1.owing:t3rKwR新丽reWWrtB炳IbHm&s1.ith由。附gefe擀IitoHtXOrdanCe3.2De1.etethefo1.1.owingtext：RC1.refrigerantconcentration1.imitRC1.mRC1.expressedasgramspercubicmetreRC1.ppmRC1.expressedaspartspermi1.1.ionbyvo
7、1.ume4.1Rep1.acethetextwiththefo1.1.owing：risfeijtyiRanikMHTftb1.esassignejc6.Tab1.esre(!rant.e)4gnedproEidenumbersdesignationssafetyrefrigerantsforwhichinsufficientdataareavai1.ab1.eforsafetyc1.assificationordeterminationofrefrigerantconcentration1.imits.4.4.1Rep1.acethetextwiththefo1.1.owing:加4忡检部
8、B1.1.快由晒W*幡avin加曲yi*Wmb理WtWBUM掰出项悄处用用PPortions,di1.用Wtmecase1.etter(A,B,C,etc.)isaddedafterthenumber.Thenumbersand1.etterssha1.1.beassignedconsideringharmonizationaspresentedinC1.ause9.4.4.2Rep1.acethetextwiththefo1.1.owing：AHBgjw3MQ峡femwberenmpoBSObwMetiriiWfpftjporiidHrentiateupper-case1.etter(A,B
9、.C,etc.)isaddedafterthenumber.Thenumbersand1.etterssha1.1.beassignedconsideringharmonizationaspresentedinC1.ause9.5.2Rep1.acethesecondparagraphwiththefo1.1.owing:瞬IM)F3甫油(11Kw啊艮帧bof1.uQ1卜什bm加加bsMwvfwnwherr0nMwMEQrMrtMr,respective1.y.Eintheidentifyingnumbersha1.1.beomittedwhencomposition-designatingp
10、refixesareused.Thecompositiondesignatingprefixesforha1.ogenatedo1.efinssha1.1.beeither:CFCHCFCorHFCtohydrof1.uorocarbon,respective1.y;orrefertoCh1.orofiuorocarbon1.Iiydroch1.orof1.uorocarbonrorwithsubstitutionofanOforthecarbonC,asCFOrHCFO,HCOorHFO,torefertoch1.orof1.uoro-o1.efin,hydroch)oro11uoro-o1
11、.e11n,hydroch1.oro-o1.efinorhydrof1.uoro-o1.efin,respective1.y.C1.ause8Rep1.acethetit1.ewiththefo1.1.owini?.8Refrigerantconcentration1.imits8.1Rep1.acethetextwiththefo1.1.owing:即班即nationruntfva1.物COnCCnIraIiOndCcuwSHh用的松加muvapori洲2rhiftdctiaWWSafetyfactorsareinc1.udedforconsiderationoftemporary1.oca
12、1.concentrationsoruncertaintiesinthetestdata.8.1.1.1Rep1.acethetextwiththefo1.1.owing:Wte1.WW0i)Hfche巾愉t酶W伯供orsi。癖.pB4ierwh1.4M6knds,to8.1.1.Sandwhentoxicitydatafortheb1.endsarenotavai1.ab1.e,sha1.1.beca1.cu1.atedaccordingtothefo1.1.owingformu1.a:=-+-Cb1.endC1.C1.CnvvhereXnisthemo1.efractionofcompon
13、entnoftheb1.end;CistheTCFforcomponentninaccordancewithISO10298.NOTESccAnncxDarefrigerantconcentrationforUmits.samp1.eca1.cu1.ationofTE1.andAnnexEfora1.istofva1.uesre1.atedtoca1.cu1.ationof8.2.1.1Rep1.acethetextwiththefo1.1.owing:txw*卜OmCa1.P*wtifnfUtbMitfcwi除&UbIi嗝IOt崎MhbshedrefKgWryiAiMmft加1mtQmbet
14、a1.agenciesorexpertpane1.sorscientificandengineeringstudies.App1.icationssubmittingscientificandengineeringstudiesunderAnnexF,fortoxicitydatasha1.1.indicatetheextentofcomp1.iance盟也间便秘曲Eoryin1.RftW翱鄙hafPyN梗VVh咽阴制/冬修甘他呷解朋忖皿于猊处MbUOnoftheexperimenta1.andana1.ytica1.methodsusedandsummarizethequa1.ificationsofthep
