Soybean Oil

Quality Standards:

Free Fatty Acid %: 0.05 – 0.1%

Peroxide Value meq/kg: 0.5 – 1.0 meq/kg

Refractive Index @ 40oC: 1.4666 – 1.47

Iodine Value (Wijs): 123 – 139

Moisture %:  0.05 – 0.1%

Cold Test:  5.5 hrs

OSI @ 110oC: 5.5 – 6.0 hrs

Saponification Value: 191 – 192

Specific Gravity @ 25oC: 0.915 – 0.925

Smoke Point: 460 – 465oF

Flash Point:  650 – 655oF

Fire Point:  690 – 695oF

Fatty Acid Properties 

Typical Fatty Acid Profile (major acids)

Type                               Name

C14:0                              Myristic   0.1%

C16:0                              Palmitic   8.0 – 14.0 %

C16:1                              Palmitoleic  0.0 – 0.2%

C17:0                              Heptadecanoic  0.0 – 0.1%

C17:1                              9-Heptadecenoic  0.0 – 0.1%

C18:0                              Stearic   3.0 – 5.0 %

C18:1                              Oleic   20.0 – 32.0 %

C18:2                              Linoleic   47.0 – 57.0%

C18:3                              Linolenic  5.8 – 8.2 %

C20:0                              Arachidic  0.1 – 0.5%

C20:1                               Eicosenoic  0.2 – 0.3%

C22:0                               Behenic  0.2%

C24:0                               Lignoceric 0.0 – 0.1%

Total Saturated Acids:             8.1 – 16.0%

Total Monounsaturated Acids:  23.5 – 32.4%

Total Polyunsaturated Acids:   52.8 – 62.2%