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ICS67.250X08DB13dDB13/T1081.19-20092N,NFoodpackagingmaterialsandarticles-Plastics--Determinationofdimethylaminoethanolinfoodsimulants2009-05-272009-06-11dDB3/T1081.19-2009liDB13/T10813112341,3567891011111213A143,3342151,31617181,2,1,31,4,4,4',4,4'192N,N20212223242541261272,4,61,3,5281,1,129163063123DB13/T108119DDCENS13130-1:2005ADB13/T1081.19-2009DB13/T1081.19-2009192(N,N2N,N2N,N2N,N3.4mg/kg(mg/L)2IDB13/T1081-20091GB/T6682GB/T6682-2008,ISO3696:1987,MOD)3%(w/v10%(v/vpH4.5pH_4.542N,N(DMAE)2N,N2N,N2N,NGC/MS)2N,NGB/T66822N,NCAS108-0199%a100-37-899%0DB13/T1081.19-20095.3HPLC5.45.55.65.7n95%¡ã5.899%¡ã5.9100mg,3mLo5.105%(V/V2mL(5.850mL5.112N,NDMAE2.2g/Lo0.250mL222mg)DMAE(5.1)100mLDMAEmg/mL2020¡ãC35.12(DEAE2.22g/Lo0.250mL222mg)DEAE(5.2)100mL20¡ãC^-20¡ãC35.132N,NDMAE(0.22mg/mL)2.5mLDMAE(5.11)25mL222¦ÌgDMAE20¡ãC--20¡ãC35.14DEAE(0.222mg/mL),2.5mLDEAE5.12)25mL222gDEAE¡ã20¡ãC^-20¡ãC366.1DMAEDEAE6.26.36.477.17.1.1120mmx120mm610mmDB13/T1081.1-20097.1.2iiP-100mLrR0.5cmDB13/T1081.1-20097.2DB13/T1081.19-20097.2.1lOmL25mL0.5mL(5.140.2mL(5.4)PH2-33%w/vPH2^-30.2mL2mL6.2)2mL70mL1mL/min-2mL/min1mL1mL2mL1mL5%v/v(5.10)1mL/min-2mL/min7.2.210g¡À0.1g0.5mL(5.14)20mL250mL50mL3%w/v102mL6.2)2mL70mL1mL/min-2mL/min1mL1mL2mL1mL5v/v(5.101mL/min-2mL/min7.37.3.110mL25mL0mL,0.1mL,0.5mL,0.75mL,1.0mL2.0mL2N,N(5.13),0.5mL(5.14)0.2mL(5.4)PH2-33%w/v0.2mLPH2-37.2.12N,N2.2g/mL,11.0.tg/mL,16.5gg/mL,22.0g/mL,44.0g/mL11.0g/mLo2N,N7.3.2lOg0.1g0.0mL,0.1mL,0.5mL,0.75mL,1.0mL,2.0mL2N,N5.13),0.5mL(5.14),20mL250mL50mL3%w/v(6.3)106.2.22N,N2.2¦Ìg/g,11.0g/g,16.5¦Ìg/g,22g/g,44.0¦Ì9/g11.0¦Ìg/g.2N,N7.47.288.18.1.1a)WCOT25mmx0.32mm0.5¦ÌmDB13/T1081.19-2009b45¡ãC8min;20¡ãC/min130¡ãC;50¡ãC/min250¡ãC¡ãcFID(280¡ãC¡ãde1.7mL/min(35cm/s)¡ãf)1gL¡ã8.1.2aWCOT15mmx0.25mm0.25¦Ìmb35¡ãC0.5mind)e30cm/sf)1gFID(280¡ãC¡ã3.28.1(7.3)2N,NDMAEDEAEA.1)y=(axx)+b(1)DMAEDEAExDMAEmg/Lmg/kg);b0.9960DMAEDMAEC2)y-b(2)aDMAEmg/Lmg/kg);DMAEDEAEab2DMAE2.1DMAEDMAE3)M=CxV(3)Ax1000DB13/T1081.19-2009Mmg/dm2;CDMAEmg/L;VmL;A-dm209.2.2DMAEDMAE4)M=C(4)Mmg/L;CDMAEmg/L09.2.3DMAEDMAEmg/kgmg/dmzDB13/T1081.1-2009131010%a11DMAEGC-MS)SIMEl8.17.1--7.455DMAEm/z30,42,58,90,DEAm/z30.42,58,860DMAE2%DB13/T1081.19-2009A11468101.2(N,N2A.12N,N