RestekCorporation • (800)356-1688 •
Figure3
Black currant seed oil
30m, 0.25mm ID, 0.25µm FAMEWAX
™
(cat.# 12497).
Oven temp.:
165°C (hold 30min.) to 220°C@ 1.5°C/min.
(hold 15min.);
Inj. temp.:
225°C;
Det. temp.:
230°C;
Carrier gas:
Helium@ 40cm/sec.
1
1. C16:0
2. C18:0
3. C18:1 n-9
4. C18:2 n-6
5. C18:3 n-6
6. C18:3 n-3
2
3
4
5
6
Figure4
Borage seed oil
30m, 0.25mm ID, 0.25µm FAMEWAX
™
(cat.# 12497).
Oven temp.:
165°C (hold 30min.) to 220°C@ 1.5°C/min.
(hold 15min.);
Inj. temp.:
225°C;
Det. temp.:
230°C;
Carrier gas:
Helium@ 40cm/sec.
1
1. C16:0
2. C18:0
3. C18:1 n-9
4. C18:2 n-6
5. C18:3 n-6
2
3
4
5
40
20
min.
40
20
min.
Table I
Composition of Omega-3 andOmega-6EFAs in the four oils (% area).
C16:0
C18:0
C18:1n9
C18:2n6
C18:3n6 C18:3n3
EveningPrimroseOil
6.5
1.8
8.6
73.5
8.7
n/a
FlaxSeedOil
4.9
5.2
23.7
15.2
n/a
50.1
BlackCurrant SeedOil
6.7
1.6
11.3
47.1
15.3
13.1
BorageOil
11.5
4.9
19.5
40.3
22.1
n/a
References
1. Health and Healing News, “Evening Primrose Oil—Superfood for the ’90s.”
2. RobertA. Gibson, David R. Lines andMarkNeumann, “Gamma LinolenicAcid (GLA) Content of Encapsulated Evening Primrose Oil Products,”
Lipids
, Vol. 27, no. 1 (1992).
3. M.S. Manku, “AComparison of GLC andHPLCMethods for Determining FattyAcid Composition of Evening Primrose and SoybeanOil,” Journal
of Chromatographic Science, Vol. 21, August (1983).
