Product Description

Chemical Name:  

Tetraethyl orthosilicate 

Synonyms:   

Ethyl silicate; Tetraethoxysilane; TEOS

CAS NO.: 78-10-4

EINECS No.: 201-083-8

Molecular Weight: 208.33

Typical Technical Data 

The below values are not intended for use in

preparing specifications. Please confirm with us prior to writing specifications on this product.

Appearance:   Colorless transparent liquid

Specific Gravity (ρ20°C,g/cm3):  0.929-0.936

Refractive index: 1.3820-1.3840

Purity ((by GC, %):  98 min

Content of SiO2(%):  28 min

Alcohol (%):  2max  

Applications

Silane OSi HIOSil TEOS is an essential silica esters in the below industries:

• As a binder for coatings and paints.

• As cross linking agent for silicone rubber.

• As a binder for casting, ceramic materials and others.