假冒R134a汽车空调制冷剂的鉴别

R134a(,,116021)R134aTCDPLOT2Al2O3,GBPT1882622002,RSD111,R134a10%90%,01999R134a:,,196812,R134a,,R134a,F12F12R134a,GBPT1882622002R134a,,FIDPLOT2AL2O3R134a,,,TCDPQ12R134a,PQ12PLOT2AL2O3,,R134a,1111,,,,,,,112PQ12,R134a,1231122PQ0520052©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.3PLOT2Al2O3GBPT1882622002PLOT2Al2O3,R134a,PLOT2Al2O3113,FID,F12,H,FID,GBPT1882622002R134aF12TCD,FID,TCD11(uL)TCDFIDF12101478827321R134a101241692166114:Agilent6890,:TCD:PLOT2Al2O330m0153mm1.5m:70120:316mLPmin:10uL:F129918%();R134a9919%()::,,,R134a44R134a22112,RSD111,2123456R134a(%,vPv)26192615271326172711261821210%90%,R134a3,01999,,3R134a(%,vPv)1030507090685320528357264803961378213R134a,PLOT2A2O3TCD,,,,,44(TCD)(TCD)F12(%)7776-R134a(%)2223231520052©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.21420037,R134a,102,20%,70%F12F12R134a,10%,55R134a12345R134a991999919921030F12F12678910R134aF12F12F12F12F123,R134a,R134a,,;11,,1:11999:2142GB73752873GB73732284GBPT18826220021,1,1,22:2004-06-30IdentificationoffakeR134aautomobileair2conditionerrefrigerant.JiangJun,SunZhijing,LiHaiyan,HaoMiao,PanWei(DalianInstituteofProductQualitySupervisionandInspection,Dalian,116021)ArapidmethodisdescribedtoidentifyfakeR134aautomobileair2conditionerrefrigerantbygaschromatography.ThenewmethodusestheTCDandPLOT2Al2O3columntoovercomethelimitationsoftraditionalFreonanalysismethodandGBPT1882622002methodinanalyzingfakerefrigerantsamples.ThereproducibilityofanalyticalresultsisgoodwiththeRSDof1.1.Thecorrelationcoefficientis0.999intherangeof10%90%R134a.756CRT(,,210061)756CRT3:,,19691,,,756CRT,,130min,756CRT,,(5002750nm),,,,2520052©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.