| Molecular formula :C3H5(C18H33O3)3
Molecular weight :932 It is used in Polyurethane, daily chemical product, and coating industries, is the base raw materials to produce castor oil derivatives. Physical and Chemical Properties (Q/WN01-2006) Item | Specification | First Special Grade | NO.1 Grade | Qualified Grade | Colour(L 133.33mm) ≤ | Y yellow 16
R red 1.6 | Y yellow 18
R red 1.8 | Y yellow 20
R red 2.0 | 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(St 25 °C) | 6.27-8.84(U-V) | Solubility in Alcohol(20 °C) | Clear | Iodine Value(gI/100g) | 82-88 | Hydroxy Value(mgKOH/g) | 155 | Saponification(mgKOH/g) | 176-184 | Unsaponificable matter(%) | 0.7 | Peroxide Value | 5.0 | Refractive Index(ND20) | 1.478-1.479 | Gravity(2 0 °C) | 0.952-0.965 |
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