Effect of Different Extraction Methods on Quality Characteristics of Rapeseed and Flaxseed Oils

Table 3

Composition of triacylglycerols in rapeseed and flaxseed oils.

Oil sample	Extraction methods	Pretreatment	Triacylglycerols (%)
			ECN36	ECN38	ECN40	ECN42	ECN44	ECN46	ECN48	ECN48
			LnLnLn	LLnLn	OLnLn	LLL	OLL	OOL	OOO	POO
Rapeseed oil	Screw press	Hot	0.46 ± 0.01^aA	0.61 ± 0.04^aA	2.82 ± 0.08^aA	5.48 ± 0.03^aA	17.03 ± 1.02^aA	21.90 ± 0.42^aA	41.93 ± 0.11^aA	6.13 ± 0.03^aA
		Cold	0.40 ± 0.23^aA	0.60 ± 0.02^aA	2.48 ± 0.42^aA	5.35 ± 0.16^aA	18.11 ± 0.23^aA	22.54 ± 0.68^aA	40.82 ± 1.80^aA	6.19 ± 0.06^aA
	Hydraulic press	Hot	0.66 ± 0.06^aA	1.11 ± 0.52^aA	2.99 ± 1.01^aA	6.11 ± 0.58^aA	18.78 ± 0.50^aA	23.02 ± 0.99^aA	37.26 ± 2.11^aA	5.90 ± 0.24^aA
		Cold	0.52 ± 0.08^aA	0.95 ± 0.08^aA	2.56 ± 0.01^aA	6.76 ± 0.01^aA	19.16 ± 0.04^aA	23.62 ± 0.04^aA	39.44 ± 0.06^aA	5.82 ± 0.01^aA
	Soxhlet extraction	Hot	0.43 ± 0.11^aA	0.68 ± 0.10^aA	2.67 ± 0.30^aA	3.98 ± 1.87^aA	18.67 ± 0.50^aA	22.28 ± 0.19^aA	41.20 ± 0.57^aA	6.04 ± 0.78^aA
		Cold	0.46 ± 0.07^aA	0.63 ± 0.36^aA	2.65 ± 0.54^aA	5.34 ± 0.10^aA	18.09 ± 0.76^aA	22.34 ± 0.91^aA	41.94 ± 0.56^aA	5.43 ± 0.65^aA
Flaxseed oil	Screw press	Hot	16.11 ± 0.04^aA	8.05 ± 2.14^aA	23.18 ± 0.09^aA	13.70 ± 0.02^aA	17.62 ± 0.08^aA	8.28 ± 0.03^aA	6.91 ± 0.11^aA	2.42 ± 0.09^aA
		Cold	16.09 ± 0.06^aA	9.53 ± 0.01^aA	23.44 ± 0.04^aA	13.65 ± 0.06^aA	17.74 ± 0.03^aA	8.17 ± 0.02^aA	6.73 ± 0.06^aA	2.34 ± 0.01^aA
	Hydraulic press	Hot	15.81 ± 0.27^aA	9.40 ± 0.11^aA	22.39 ± 1.35^aA	13.54 ± 0.01^aA	17.64 ± 0.06^aA	8.85 ± 0.13^aA	7.69 ± 1.18^aA	2.59 ± 0.12^aA
		Cold	16.05 ± 0.01^aA	9.48 ± 0.00^aA	23.40 ± 0.04^aA	13.62 ± 0.04^aA	17.65 ± 0.04^aA	8.08 ± 0.41^aA	6.61 ± 0.06^aA	2.32 ± 0.12^aA
	Soxhlet extraction	Hot	14.74 ± 2.08^aA	8.86 ± 1.84^aA	21.37 ± 2.00^aA	13.20 ± 0.05^aA	17.82 ± 0.06^aA	9.68 ± 1.03^aA	6.34 ± 0.54^aA	2.64 ± 0.21^aA
		Cold	16.16 ± 0.06^aA	9.60 ± 0.03^aA	23.10 ± 0.00^aA	13.66 ± 0.02^aA	17.63 ± 0.04^aA	8.38 ± 0.02^aA	6.96 ± 0.02^aA	2.41 ± 0.01^aA

Note. Different letters in the same column represent significant differences ().