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
|
|
palmitate |
C16:0
|
7 – 14 |
stearate |
C18:0
|
1 – 6 |
oleate |
C18:1
|
|