Walnut oil deacidification by liquid–liquid extraction with ethanol in a single- and multistage crossflow process | OCL

Technological challenges in oilseed crushing and refining / Défis technologiques de la trituration et du raffinage des oléagineux

Open Access

Table A1

shows the analysis of variance for the responses: FFA extraction yield (t_FFA) and neutral oil losses (t_NO).

	FFA extraction yield (t_FFA)					Neutral oil losses (t_NO)

	SS	MS	DF	F	p	SS	MS	DF	F	p
Regression	1815.24	605.08	3	53.86	< 0.0001	21.38	5.35	4	54.27	< 0.0001
Residual	134.84	11.24	12			1.08	0.10	11
Total	1950.07		15			22.47		15
R²	0.931					0.952

Parameter	Estimate		Standard error		p	Estimate		Standard error		p
Intercept	49.803		0.845		< 0.0001	1.280		0.119		< 0.0001
α_EtOH	11.863		1.133			1.337		0.107		< 0.0001
	−6.848		1.133		< 0.0001	−0.651		0.107		< 0.0001
α_OAi	3.468		1.133		0.0099	/		/		> 0.05
α_EtOH * _EtOH	/		/		> 0.05	0.638		0.159		0.0021
α_EtOH *	/		/		> 0.05	−0.374		0.144		0.0252

Analysis of Variance (ANOVA); SS: Sum of Squares; MS: Mean square; DF: Degrees of freedom; R²: Correlation coefficient, F = (MS model)/(MS error); p: probability value.

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