Physical and chemical constants of peanut oil:
Relative density (d20℃4℃) 0.9110-0.9180
Refractive index (n20℃D) 1.4680-1.4720
Viscosity (E020℃) 10-12
Solidifying point (℃) 0-3
Iodine value (g iodine/ 100g oil) 94-96
Saponification value (mgKOH/g oil) 188-197
Unsaponifiables (%) 0.3-1.0
Total fatty acid content (%) 94.96
Fatty acid composition of peanut oil (%):
Softenoic acid approx. 13
Stearic acid 3-5
Arachidonic, behenic, and xylocarboxylic acids 6-8
Oleic acid 37
Linoleic acid 38