Quality of Cosmetic Argan Oil Extracted by Supercritical Fluid Extraction from Argania spinosa L.

Table 3

Chemical characteristics of argan oil obtained by SFE (pressure/temperature) and Soxhlet extraction.

	100/35	200/35	200/45	200/55	300/35	300/45	300/55	400/35	400/45	400/55	Soxhlet
Acid value (mg/g) (±0.1)	0.4	0.3	0.4	0.3	0.4	0.5	0.3	0.5	0.4	0.3	0.4
Peroxide value (Meq/Kg) (±0.1)	0.7	0.5	0.8	0.8	0.8	0.7	0.9	0.5	0.8	0.9	1.0
Iodine value (g I2/100 g oil) (±0.8)	97.7	93.1	98.5	95.1	95.7	97.3	92.9	96.6	92.1	95.0	93.4
Unsaponifiable matters (%) (±0.3)	0.93	0.98	1.02	1.10	1.10	1.20	1.19	1.20	1.23	1.21	0.48