Cetomacrogol 1000
INCI Name: Ceteareth – 20
CAS : 9004-95-9
Applications
Pharmaceutical, Cosmetic & Coating
- It is used as a solubilizer and emulsifying agent in foods, cosmetics, and pharmaceuticals, often as an ointment base, and also as a research tool
- It is used as O/W emulsifier for creams/lotions; Wetting agent in sticks; Conforms to BP specifications.
Specification of Cetomacrogol 1000 I.H.S
| Sr. No | Tests | Specification |
|---|---|---|
| 1 | Description | A White colored, waxy, unctuous mass, pellets, flakes, or powder; when heated, it melts to a brownish yellow, clear liquid; Characteristic odor or almost odorless. |
| 2 | Solubility | Soluble in water, ethanol, and acetone; practically insoluble in light petroleum. |
| 3 | Identification : A. | A greenish yellow precipitate is produced. |
| Identification : B. | Precipitate is formed which dissolves on further addition of tannic acid solution. | |
| 4 | Melting point | NLT 38 °C |
| 5 | pH | 5.5 to 8.0 |
| 6 | Acid value | NMT 0.5 |
| 7 | Alkalinity | NMT 0.5 ml of 0.1 M HCL is required to obtain a pink colour. |
| 8 | Saponification value | NMT 1.0 |
| 9 | Water content (By KF) | NMT 1 % |
| 10 | Hydroxyl value | 40 – 55 |