Cetearyl Alcohol (Cetostearyl Alcohol, C16-C18 Fatty Alcohol, 1618 Alcohol) has two CAS numbers: 67762-27-0 (Pharmacopoeia & China cosmetic directory preferred) and 8005-44-5 (older registration). Both refer to the same mixture of cetyl alcohol and stearyl alcohol.
Please refer to CAS 67762-27-0 (Alcohols,C16-18；Cetearyl Alcohol)
Product name: Cetearyl Alcohol
CAS No.：8005-44-5
EINECS No.：267-008-6Synonyms：Cetostearyl Alcohol, C16-C18 Fatty Alcohol, 1618 Alcohol
INCI Name：Cetearyl Alcohol
Composition：Mixture of Cetyl Alcohol (C16) and Stearyl Alcohol (C18), mainstream ratio C16:C18=30:70
1. Chemphysical Properties
Appearance White waxy flakes / granules
Odor Faint characteristic waxy odor
Melting Point 48 ~ 54 ℃
Density (20℃) ~0.81 g/cm³
Flash Point >150 ℃
Solubility Insoluble in water; soluble in hot ethanol, mineral oil, fatty oils
Boiling Point ~330 ℃
2. Quality Specification (Cosmetic Grade, C16:C18=30:70)
| Test Item | Specification |
|---|---|
| Total C16 + C18 Alcohol | ≥98.0% (Premium Grade) / ≥97.0% (Standard Grade) |
| Cetyl Alcohol (C16) | 25 ~ 35 % |
| Stearyl Alcohol (C18) | 65 ~ 75 % |
| Myristyl Alcohol (C14) | ≤1.0 % |
| Arachidyl Alcohol (C20) | ≤0.5 % |
| Acid Value | ≤0.1 mgKOH/g |
| Saponification Value | ≤0.5 mgKOH/g |
| Hydroxyl Value | 210 ~ 220 mgKOH/g |
| Iodine Value | ≤1.0 gI₂/100g |
| Moisture | ≤0.3 % |
| Ash | ≤0.1 % |
| Color (APHA) | ≤30 |
| Heavy Metals (as Pb) | ≤10 ppm |
Optional ratios available upon request: C16:C18 = 50:50, C16:C18 =70:30
3. Application & Use
Cosmetics & personal care: Emulsion stabilizer, thickener, emollient, opacifier for cream, lotion, hair conditioner and shampoo.
Pharmaceutical industry: Ointment base and topical excipient.Plastics & rubber: Lubricant, mold release agent.
Textile industry: Softener.
Chemical raw material: For manufacturing ethoxylated surfactants.
4. Packing
25kg kraft paper bag with PE inner liner
5. Storage & Transportation
Storage: Keep tightly sealed in cool, dry and well-ventilated warehouse; keep away from strong oxidants
Transportation: Non-dangerous goods under normal transportation regulationsDisclaimer: All data above are typical values for reference only, not contract specifications. Final standard shall be subject to batch COA.
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