ISO/WD
18
© ISO 2013 – All rights reserved
Figure B.2 — Example of GC chromatogram (enlarged view of C18:1 TFA, C18:2 TFA, C18:3 TFA and CLA)
using on-column injection
C18:0 (stearic acid)
C18:1 cΔ9 (oleic acid) + cΔ10
t
Δ4
t
Δ5
t
Δ6-8
t
Δ9
t
Δ10
t
Δ11
t
Δ12
t
Δ13,14
(cΔ6-8)
cΔ11
cΔ12
t
Δ15
cΔ13
cΔ15
C19:0
C18:2 cΔ12 (linoleic acid)
C20:0 (arachidic acid)
C18:3 cΔ15 (α-linolenic acid)
C18:2 cΔ9,
t
11 (conjugated linoleic acid)
C20:1 (eicosenoic acid isomers)
t
Δ16
(cΔ14)
C18:1 TFA
C18:2 TFA
C18:3 TFA
