Unsaponifiable: The unsaponifiable is the residual fraction which is insoluble in water (but soluble in organic solvents) after saponification.
The unsaponifiable content of fats is generally of the order of 0,5 to 2%. It is a complex mixture comprising sterols (high molecular weight polycyclic alcohol*), hydrocarbons (squalene, etc.), triterpenes, fatty alcohols (waxes), fat-soluble pigments, vitamins, etc. This percentage can reach...
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