REFINED CORN OIL N.F. GENERAL SPECIFICATIONS Corn Oil is the refined fixed oil obtained from the embryo of Zea mays Linné (Fam. Gramineae). TEST METHOD RANGE Specific gravity @ 25°C USP 0.914-0.921 Iodine value USP 102 - 130 Saponification value USP 187 - 193 Free fatty acids USP < 2.0 mL of 0.02 N NaOH Peroxide Value USP 5 meq/kg max Unsaponifiable matter USP