冷阱捕集_气相色谱_质谱法测定卷烟主流烟气气相物中的苯系物

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1、࿵Ҥ॓࠯/TobaccoScience&Technology࿵Ҥ߄࿐/TobaccoChemistry2014୍4௹čሹ321௹Ď৏ፗѽࠢ-గཌྷ೤௶-ᇉ௶مҩקज࿵ᇶੀ࿵గగཌྷ໾ᇏЦ༢໾ਾࡴđࠚި຿đݢ຿đ຦ٙđડࢭđਾବବ݌ᇜᇏ࿵۽ြႵཋᄳ಩܄ඳ࠯ඌᇏྏđ݌ဝ൧ཬފ౵षն96550009ᅋေğࡹ৫ਔ๝ൈ࿊ᄴྟ࡟ҩज࿵ᇶੀ࿵గగཌྷ໾ᇏ7ᇕЦ༢໾čЦaࡊЦaၙЦaؓ-ࡊЦaࡗ-ࡊЦaਣ-ࡊЦބЦၙ༖Ď৏ፗѽࠢ-గཌྷ೤௶-ᇉ௶৳ႨčGC/MSĎٳ༅ٚمđѩॉҳਔ5ᇕ҂๝௖இज࿵ဢ௖ᄝധݣࣜ໾༢Цᇏ໾ཌྷగగ࿵ੀᇶbਈ٢൤໾༢Цగ࿵ੀᇶ༯ൔଆ་ԎOSIა་Ԏ

2、Ⴕଽѓਣ-مٚğૼіݔࢲb༅ٳMS/GCྛࣉ༯ൔଆҩࡓሰ৖ᄴ࿊ᄝު൬་Կࡊ৏10d-Цࡊ࡟ԛཋčLODĎބקਈཋčLOQĎٳљູ0.006ބ0.018μg/ᆦđࡆѓ߭൬ੱູ95.8%~110.1%đཌྷؓѓሙொҵčRSDĎູ1.1%~4.6%bധԎ་ଆൔ༯ज࿵ᇶੀ࿵గగཌྷ໾ᇏЦ༢໾൤٢ਈჿູISOଆൔਆПbھٚمൡކႨႿज࿵ᇶੀ࿵గగཌྷ໾ᇏ7ᇕЦ༢໾൤٢ਈҩקbܱ࡯Սğ৏ፗѽࠢĠగཌྷ೤௶-ᇉ௶ĠЦ༢໾Ġज࿵Ġᇶੀ࿵గĠగཌྷ໾ᇏ๭щᅣ໓Ağ઒്ѓང໓2.411STğোٳğ1002-0861č2014Ď04-0074-05DeterminationofBe

3、nzeneHomologuesinGasPhaseofMainstreamCigaretteSmokebyColdTrapandGasChromatography-MassSpectrometryLIUJian,JIHouwei,HANWei,WANGFang,MANJie,andLIUNanaTechnologyCenter,ChinaTobaccoGuizhouIndustrialCo.,Ltd.,Guiyang550009,ChinaAbstract:Amethodforsimultaneouslyselectivelydeterminings

4、evenbenzenes(benzene,toluene,ethylbenzene,p-xylene,m-xylene,o-xyleneandstyrene)inmainstreamcigarettesmokebycoldtrapandgaschromatography-massspectrometry(GC/MS)wasdeveloped,andthedeliveriesofthesaidanalytesinmainstreamsmokeoffivecigarettesamplesofdifferentbrandsunderintensesmoki

5、ngregimeandISOsmokingregimewereinvestigated.Thebenzenesinthegasphaseofmainstreamcigarettesmokeweretrappedwithcoldmethanolcontainingo-xylene-d10(internalstandard),andanalyzedbyGC/MSunderselectedionmonitoringmode.Theresultsshowedthat:1)Thelimitofdetectionandlimitofquantificationf

6、orthesevenbenzeneswere0.006and0.018μg/cig,respectively.Therecoveriesrangedfrom95.8%to110.1%withtherelativestandarddeviations(RSDs)of1.1%to4.6%.ThedeliveriesofthesevenanalytesingasphaseofmainstreamcigarettesmokeunderintensesmokingregimeroughlydoubledthoseunderISOsmokingregime.Th

7、ismethodissuitableforanalyzingthesevenbenzenesingasphaseofmainstreamcigarettesmoke.Keywords:Coldtrap;Gaschromatography-massspectrometry;Benzenehomologue;Mainstreamcigarettesmoke;Gasphaseज࿵ಗ་ൈ߶Ӂളඔతᇕ߄ކ໾đᆃུ߄ކ໾ᇶေթᄝႿᇶੀ࿵గగཌྷ໾ބ৬ཌྷ໾ᇏđЦ༢໾൞թᄝႿᇶੀ࿵గగཌྷ໾ބ৬ཌྷ໾ᇏ၂োߨྟa϶ߨྟࠎࣁཛଢğ݌ᇜᇏ࿵۽ြႵཋᄳ಩܄ඳ॓࠯ཛଢo҂๝ো྘ज

8、࿵ŀ1-2łٙཐቂ߄ކ໾bЦ༢໾ؓದุࡲूႵ၂קາݝྟđੲ቉ࢩ਽ᇶੀ࿵గᇏЦ༢໾ٳ༅࿹࣮pč201113Ďb