. 2018 Sep;56(3):366–372. doi: 10.17113/ftb.56.03.18.5318

Table 3. Fatty acid ester values from brown linseed oil extracted using subcritical propane, pressurized ethanol, organic solvent, and mechanical pressing (commercial sample).

Experimental condition p/Pa t/°C	Yield/%	Fatty acid ester
		Linolenate (ω-3)	Linoleate (ω-6)	Oleate (ω-9)
		Area/%
Extraction with subcritical propane
8·10⁶ 20	(26.9±1.0)^a	(53.7±0.4)^b	(13.1±0.7)^a	(19.2±0.6)^b
8·10⁶ 60	(27.6±1.0)^a	(54.8 ±0.7)^a	(12.3±0.1)^a	(19.7±0.1)^b
10⁷ 40	(28.1±1.0)^a	(54.6±0.5)^a	(12.0±0.3)^a	(21.0±0.2)^a
1.2·10⁷ 20	(27.1±1.0)^a	(52.9±0.2)^c	(12.8±0.4)^a	(18.8±0.1)^c
1.2·10⁷ 60	(28.3±1.0)^a	(54.5±0.4)^a	(11.7±0.7)^a	(20.3±0.5)^a,b
Extraction with pressurized ethanol
8·10⁶ 20	(6.4±1.0)^a	(52.4±1.0)^a	(12.6±0.5)^a	(18.3±1.6)^a
8·10⁶ 60	(6.1±1.0)^a	(51.1±0.3)^a	(13.0±0.1)^a	(22.2±2.3)^a
10⁷ 40	(8.0±1.0)^a	(51.2±0.2)^a	(13.1±0.1)^a	(18.6±1.4)^a
1.2·10⁷ 20	(7.0±1.0)^a	(53.4±2.0)^a	(13.6±0.6)^a	(18.7±1.2)^a
1.2·10⁷ 60	(7.2±1.0)^a	(49.8±1.6)^a	(13.0±0.1)^a	(21.9±2.0)^a
Extraction with organic solvent
10⁵ 68	36.1	55.0±0.2	12.4±0.2	19.2±1.0
Mechanical pressing
*	36.1	54.9±0.1	12.5±0.5	19.4±0.2

*Commercial sample. Same letters in columns in the same extraction method do not present any statistically significant difference according to the Tukey’s test (p<0.05)