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Table 2 Physicochemical properties of the Argan oil according to the origin and procedure of extraction

From: Nutraceutical potentialities of Tunisian Argan oil based on its physicochemical properties and fatty acid content as assessed through Bayesian network analyses

Properties

Tunisia

solvent extraction

Morocco

cold pressing extraction

Morocco

Solvent extraction [37]

Algeria

solvent extraction [36] (Tindouf)

Algeria

cold pressing extraction [38] (Tindouf)

Algeria

solvent extraction [36] (Mostaganem)

Density (20 °C)

0,841

0,890

0,906

0,912

0,914

0,918

Refractive index (20 °C)

1470

1473

1468

1465

na

1469

Acidity index

1851

2805

na

na

na

na

Free Acidity (% oleic acid)

0,90

1,05

1,3

0,12

0,8

0,11

Oil quality

extra virgin

virgin

virgin

refined

extra virgin

refined

  1. na not available