Is Tetraethyl Orthosilicate vegetarian?
Tetraethyl Orthosilicate
Vegetarian
Vegetarian
Vegan
Vegan
Tetraethyl Orthosilicate (TEOS) is a colorless synthetic organosilicon compound and the ethyl ester of orthosilicic acid, used industrially and in cosmetics as a silica source or film-forming agent.
| Also known as | Ethyl Silicate, Ethyl Silicate,Silicic acid (H4SiO4), tetraethyl ester,TEOS, Silicic acid (H4SiO4), tetraethyl ester, TEOS |
|---|---|
| INCI name | Tetraethyl Orthosilicate |
| CAS number | 78-10-4 |
| EC number | 201-083-8 |
| CosIng ID | 95055 |
| Last reviewed | 4 July 2026 |
An ingredient is considered vegetarian if it avoids components derived from killing an animal.
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