No.1
Castor Oil
Molecular Formula: C3H5(C18H33O3)3
Molecular Weight: 932
Physical and Chemical
Properties: （Q/RHGS02-2006）
|
Item |
Specification |
||
|
First Special Grade |
No.1 Grade |
Qualified Grade |
|
|
Colour(L 133.33mm) |
Y16.0 |
Y18.0 |
Y20.0 |
|
Acid
Value(mgKOH/g) |
1.60 |
1.80 |
1.99 |
|
Free
Fatty Acid(%) |
0.80 |
0.90 |
1.00 |
|
Water Content(%) |
0.160 |
0.200 |
0.350 |
|
Moisture & Volatile(%) |
0.165 |
0.205 |
0.355 |
|
Insoluble Impurities(%) |
0.02 |
||
|
Viscosity(St25C) |
6.27-8.84 (U-V) |
||
|
Solubility in Alcohol(20C) |
Clear |
||
|
Iodine Value(gI/100g) |
82-88 |
||
|
Hydroxy Value(mgKOH/g)
|
150-165 |
||
|
Saponification(mgKOH/g) |
176-184 |
||
|
Unsaponificable Matter(%) |
0.7 |
||
|
Peroxide Value |
5.0 |
||
|
Refractive Index |
1.478-1.479 |
||
|
Gravity(25C) |
0.955-0.965 |
||