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Inner Mongolia Weiyu Biotech Co., Ltd.
Add:(Southern District) Khorchin Industrial Park, Tongliao City, Inner Mongolia, China
P. C.:028024
E-mail:sales@kstcastor.com
Castor oil
| Molecular formula:C3H5(C18H33O3)3 | Molecular weight: 932 | ||
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This product is mainly used in cosmetics, high-grade coatings, and other industries. |
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Item |
Specification |
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First Special Grade |
NO.1 Grade |
Qualified Grade |
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Colour(L133.33mm)≤ |
Y yellow 16
R red 1.6 |
Y yellow 18
R red 1.8
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Y yellow 20
R red 2.0
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Acid Value(mgKOH/g) |
1.60 | 1.80 | 1.99 |
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Free Fatty Acid (%)≤
|
0.80 | 0.90 | 1.00 |
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Water Content(%) |
0.160 | 0.200 | 0.350 |
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Moisture & Volatile(%) |
0.165 | 0.205 | 0.355 |
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Insoluble Impurities(%) |
0.02 | ||
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Viscosity(St25℃) |
6.27-8.84(U-V) |
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Solubility in Acid (20℃) |
Clear and transparent |
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Iodine Value(gl/100g) |
82-88 |
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Hydroxy Value(mgKOH/g) |
150-165 |
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Saponifiable matter (mgKOH/g) |
176-184 |
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Unsaponificable matter(%)≤ |
0.7 |
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Peroxide Value |
5.0 |
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Refractive Index(ND2o) |
1.478-1.479 |
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Gravity(20℃ ) |
0.952-0.965 |
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