Cottonseed oil has a ratio of 2: 1 of polyunsaturated to saturated fatty acids and generally consists of 65-70% unsaturated fatty acids including 18-24% monounsaturated (oleic) and 42-52% polyunsaturated (linoleic) and 26-35% saturated (palmitic and stearic).
Cottonseed Oil is the refined fixed oil obtained from the seed of cultivated plants of various varieties of Gossypium hirsutum Linn‚ or of other species of Gossypium (Fam Malvaceae). ————————————————————– TEST METHOD RANGE Specific gravity @ 25øC USP 0.915-0.921 Iodine value USP 109 – 120 Saponification value USP 190 – 198 Free fatty acids USP < 2.0 mL of 0.02 N NaOH Peroxide Value USP < 5.0 ————————————————————– Color Gardner AOCS Td la-64 5 max Appearance Golden yellow, bright & clear oily liquid Odor Bland, odorless TYPICAL FATTY ACID COMPOSITION (%) C14:0 0.5 – 2.0 C18:1 13 – 44 C16:0 17 – 29 C18:2 40 – 63 C16:1 < 1.5 C18:3 0.1- 2.1 C18:0 1.0 – 4.0 Because of natural variations in oilseed crops, chemical and physical constants cannot be guaranteed at all times. However, oil sold as NF is guaranteed to meet the NF monograph.