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Commercial grade castor oil is one of the standard & most common grades of castor oil. Commercial Castor Oil is produced by crushing steam cooked Castor seeds in expeller.It is used for many industrial applications. It is also known as the industrial grade castor oil. It is the basic material for manufacturing various grades of castor oil and castor derivatives.
The Commercial grade is used extensively in the manufacture of textile chemicals or as a wetting agent for inks, coatings and adhesives.
Applications
| Description | Test Method | Specific Range |
|---|---|---|
| Refractive Index at 20ºC | Aocs cc 7.25 | 1.477 — 1.481 |
| Moisture & Volatile Matter | AocsCa 2e – 25 | 0.50 Percent Max |
| Insoluble Impurities | 0.02 percent Max | |
| Free Fatty Acid | Aocs 13e.92 | 1 Percent Max |
| Acid Value | AocsCaSa – 40 | 2 Max |
| Iodine Value (By Wiss, gI 2 / 100g) | Aocs cd 1.25 | 82-90 Percent |
| Acetyl Value | 140 Min | |
| Saponification Value (mgKoH/gm) | Aocs cd 3.25 | 177 – 187 |
| Unsaponification Matter | 1.00% Max | |
| Hydroxyl Value | Aocs cd 13-60 | 160 Min |
| Relative Density 15/15.5 DC | 0.958 – 0.969 | |
| Viscosity at 20ºC Pas | - | |
| Viscosity at 25ºC Pas | - | |
| Viscosity Gardner- Holdt | - | |
| Color on Lovibond | ||
| 1” Cell (Y+5R) | 30.0 Units Mix | |
| 5 ¼” Cell (Y+5R) | Aocs Cc 13E – 92 | |
| Color Gardner | 3 Max | |
| Iodine Color | 4 Max | |
| Appearance 25 DC | Clear and free from suspended matter | |
| Odor | Slight, Characteristic | |
| Ricinoleic Acid Content | 85 Percent Min | |
| Density at 30ºC | Aocs 10C – 95 | 0.959 |
| Stability | Aocs Cc-10G-25 | Stable, Combustible. Incompatible with strong oxidizing agents. May be light sensitive. |
| Solubility in Ethyl Alcohol | Complete soluble without turbidity | |
| Specific Gravity at 30 deg C | 0.954 – 0.960 | |
| Insoluble Impurities | AocsCa 3a – 36 | 0.02 Max |
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