KS H ISO 15304-2008 Animal and vegetable fats and oils-Determination of the content of trans fatty acid isomers of vegetable fats and oils-Gas chromatographic method《动植物油脂 蔬菜脂肪和油过脂.pdf
《KS H ISO 15304-2008 Animal and vegetable fats and oils-Determination of the content of trans fatty acid isomers of vegetable fats and oils-Gas chromatographic method《动植物油脂 蔬菜脂肪和油过脂.pdf》由会员分享,可在线阅读,更多相关《KS H ISO 15304-2008 Animal and vegetable fats and oils-Determination of the content of trans fatty acid isomers of vegetable fats and oils-Gas chromatographic method《动植物油脂 蔬菜脂肪和油过脂.pdf(28页珍藏版)》请在麦多课文档分享上搜索。
1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS H ISO 15304 KS H ISO 15304:2008 2008 8 6 http:/www.kats.go.krKS H ISO 15304:2008 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) : : 2003 8 30 : 2008 8 6 2008-0410 : : ( 02-509-7266) (http:/www.kats.go.kr). 10 5 , . KS H ISO 15304:2008 i .1 1 1 2 2 3 .2
2、4 2 5 .2 5.1 2 5.2 (CRM),.2 6 .3 6.1 .3 6.2 3 7 .3 8 3 9 .3 10 4 10.1 .4 10.2 GC 4 10.3 4 10.4 5 11 5 11.1 .5 11.2 FID .6 11.3 FID .6 11.4 6 11.5 6 12 7 12.1 7 12.2 .7 12.3 .7 13 .7 A( ) 9 KS H ISO 15304:2008 ii B( ) 12 C( ) (ELC) 17 D( ) FID FID .18 E( ) .19 KS H ISO 15304:2008 Animal and vegetable
3、 fats and oilsDetermination of the content of trans fatty acid isomers of vegetable fats and oils Gas chromatographic method 2002 1 ISO 15304, Animal and vegetable fats and oils Determination of the content of trans fatty acid isomers of vegetable fats and oil Gas chromatographic method , . ISO 1530
4、4 ISO/TC 34 (SC 11) . AE . 1 . ( ) (GC) . ( , ) . 1 . 2 ( ) ( ) , . . . 3 (co-elution) . . . KS H ISO 15304:2008 2 2 . . ( ) . KS H ISO 661, KS H ISO 5509, 3 . 3.1 ( ) C18: 1 , C18: 2 C18: 3 3.2 . 4 , ( ) . 5 . 5.1 , ( ) . , . 5.2 (CRM) BCR 162( / ), , (Community Bureau of Reference)1) EC CRM Supelc
5、o, Larodan, Nuchek and Sigma . ( , ) . 1) European Commission, Joint Research Centre, Institute for Reference Materials and Measurements(IRMM), Geel, Belgium KS H ISO 15304:2008 3 6 . 6.1 ( 1: 100 ) (FID) . 6.2 ( CPTM-Sil 882), SP-23403), BPX-704) SP-2380 SP-2560 ). 100 m SP-2560 CPTM-Sil 88 . : CPT
6、M-Sil 88(50100) m 0.25 mm, 0.20 m SP-2360, (50100) m 0.25 mm, 0.20 m SP-2340, 60 m 0.25 mm, 0.20 m BPX-70, 50 m 0.22 mm, 0.25 m 10.3 ( A ). 7 KS H ISO 5555 1 . . 8 KS H ISO 661 . . . 9 KS H ISO 5509 . AOCS Official Method Ce 2-662 IUPAC 2.3013 . 2) Chrompack (Middleburg, Netherlands) . 3) Supelco (U
7、SA, PA, Bellafonte) . 4) SGE Inc. (USA, Texas, Austin) . . ISO . KS H ISO 15304:2008 4 KS H ISO 5509 . 10 10.1 ( ) (n- ) CRM(5.2) . 10.2 GC 10.2.1 1 . 1: 100 1 . 1 B . 10.2.2 250 . 10.3 (n- 7 mg/mL ) 0.5 L 1.0 L . B . . 1 . 1 GC SP-2340 CPTM-Sil 88 BPX-70 192 175 198 kPa 125 130 155 ( ) cm/s 15 19 1
8、7 100 m SP-2560 CPTM-Sil 88 CPTM-Sil 88 4 /min 120240 150 175 kPa 220 170 160 ( ) cm/s 30 30 30 . ( ) . C18: 3 9 , 12 , 15 (ccc) C20: 1 ( 4 ). BPX-70 , ( B ) C18: 3 9 , 12 , 15 C20: 1 . KS H ISO 15304:2008 5 GC , ( ) C18: 1 9 C18: 1 11 . 2 C18: 1 ( B ). . C20: 1 ( ) C18: 3(tcc) C 18: 3 ccc ( ) . , (
9、 ) C18: 1 , 2 C18: 2 4 ( 5 ) C18: 3 . , C18: 1 13 C18: 1 9 . ( B ). 18: 1 13 18: 1 14 . 18: 1 (13 14) . 10.4 ( ) , . C18 . C18: 1 9 , C18: 2 9c12t C18: 2 9t12c C18: 3 tct, cct, ctc tcc 9, 12, 15 ( C18: 2 9t12t C 18: 3 ttc .) , (ECL) ( 5, 6 ). ECL 5) ( C ). (batch) (n- ) . . 10 . ( 1 ) 1 (5.2) GC . 1
10、0 . 11 11.1 . FID . 5) (NU-Check Prep INC., US; Sigma, US; Larodan, Sweden). KS H ISO 15304:2008 6 BCR (5.2 ) . 11.2 FID FID . C)1( AnMFxxx= Fx : x FID Mx : x nx : x AC : (AC= 12.01) . 11.3 FID FID . rFFfxx= fx : x Fx : x FID Fr : C16: 0 FID (Fr = 1.407) C16: 0(Fr= 1.407) FID (fx= 1.00) . FID . C10:
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