Refined oil | Clear |
TEST | METHOD | RANGE |
Specific gravity | USP | 0.916-0.922 |
Refractive index | USP | 1.465-1.475 |
Heavy metals, Method II | USP | 0.001% max |
Iodine value | USP | 120 - 141 |
Free fatty acids | USP | < 2.5 mL of 0.02 N NaOH |
Saponification value | USP | 180 - 200 |
Unsaponifiable matter | USP | < 1.0% |
Cottonseed oil | USP | passes |
Peroxide | USP | 10.0 max |
Fatty acid composition | USP | Â |
palmitate | C16:0 | 7 - 14 |
stearate | C18:0 | 1 - 6 |
oleate | C18:1 | 19 - 30 |
linoleate | C18:2 | 44 - 62 |
linolenate | C18:3 | 4 - 11 |
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Color Gardner | AOCS Td la-64 | 4 max |
Appearance | Greenish-yellow, bright & clear oily liquid | Â |
Flavor and Odor | Bland, almost odorless | Â |
Typical peroxide value | USP 26 | < 1.0 meq/kg |
Because of natural variations in oilseed crops, chemical and sical constants cannot be guaranteed at all times. However, oil sold as USP is guaranteed to meet the USP monogra