Cetostearyl Alcohol
INCI Name: Cetostearyl Alcohol / Cetearyl Alcohol
CAS : 67762-30-5
Applications
Pharmaceutical & Cosmetic
- Ointment
- Creams & Lotions
- Moisturize Cream
- Sunscreen
- Hair products such as Shampoo
- Conditioners
- Hair Removal creams
- Hair Mousse
- Anti-frizz Hair cream & Hair Dye
- Surface cleansing & Lubrication
- Pharma uses: mainly used in Topical Pharmaceutical formulations
Specifications
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | A white or pale yellow, wax like mass, plates, flakes or granules. |
| 2 | Solubility | Freely soluble in ether, soluble in ethanol (95 per cent) and in light petroleum; practically insoluble in water. When melted, it is miscible with fixed oils and with liquid paraffin.. |
| 3 | Identification | In the Assay, the two principal peaks in the chromatogram obtained with the test solution corresponds to the principal peaks in the chromatogram obtained with the reference solution |
| 4 | Appearance of solution | The solution is clear and not more intensely coloured than reference solution BS6 |
| 5 | Melting point | 47 °C to 56 °C |
| 6 | Acid value | NMT 1.0 |
| 7 | Hydroxyl value | 208 to 228 |
| 8 | Saponification value | NMT 2.0 |
| 9 | Iodine value | NMT 3.0 |
| 10 | Hydrocarbons | NMT 30 mg |
| 11 | Assay : Stearyl Alcohol | NLT: 40 % |
| Assay : Cetyl Alcoho | – | |
| Assay : Sum of Stearyl Alcohol and Cetyl Alcohol | NLT: 90 % |
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | A white or pale yellow, wax like mass, plates, flakes or granules. |
| 2 | Solubility | Practically insoluble in water, soluble in ethanol (96 per cent) and in light petroleum. When melted, it is miscible with fatty oils, with liquid paraffin and with melted wool fat. |
| 3 | Identification | In the Assay, the two principal peaks in the chromatogram obtained with the test solution corresponds to the principal peaks in the chromatogram obtained with the reference solution. |
| 4 | Appearance of solution | The solution is clear and not more intensely coloured than reference solution BS6 |
| 5 | Melting point | 49 °C to 56 °C |
| 6 | Acid value | NMT 1.0 |
| 7 | Hydroxyl value | 208 to 228 |
| 8 | Saponification value | NMT 2.0 |
| 9 | Iodine value | NMT 2.0 |
| 10 | Hydrocarbons | NMT 30 mg |
| 11 | Assay : Stearyl Alcohol | NLT: 40 % |
| Assay : Cetyl Alcohol | – | |
| Assay : Sum of Stearyl Alcohol and Cetyl Alcohol | NLT: 90 % |
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | Unctuous, white flakes, granules, cubes, or castings. Has a faint characteristic odor and a bland, mild taste. |
| 2 | Solubility | Soluble in alcohol and in ether; insoluble in water. NF category: Stiffening agent; emollient; emulsifying agent; suspending and/or viscosity-increasing agent. |
| 3 | Identification | Chromatographic identity |
| 4 | Residue on ignition | NMT 0.1 % |
| 5 | Limit of related fatty alcohols | Complies (By GC) |
| 6 | Acid value | NMT 2.0 |
| 7 | Hydroxyl value | 208 to 228 |
| 8 | Iodine value | NMT 4.0 |
| 9 | Water | NMT 0.5 % |
| 10 | Assay : Stearyl Alcohol | NLT: 40 % |
| Assay : Sum of Stearyl Alcohol and Cetyl Alcohol | NLT: 90 % |
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | White coloured, wax-like mass, pastilles, flakes or granules. |
| 2 | Solubility | Practically insoluble in water, soluble in ethanol (96 per cent) and in light petroleum. When melted, it is miscible with fatty oils, with liquid paraffin and with melted wool fat. |
| 3 | Identification | Examine the chromatograms obtained in the assay |
| 4 | Appearance of solution | The solution is clear and not more intensely coloured than reference solution B6 |
| 5 | Melting point | 49 °C to 56 °C |
| 6 | Acid value | NMT 1.0 |
| 7 | Hydroxyl value | 208 to 228 |
| 8 | Saponification value | NMT 2.0 |
| 9 | Iodine value | NMT 2.0 |
| 10 | Assay : Stearyl Alcohol | NLT: 40 % |
| Assay : Sum of Stearyl Alcohol and Cetyl Alcohol | NLT: 90 % |