Tetraethyl orthosilicate Typical Properties
Name
Tetraethyl orthosilicate
Alias
Ethyl silicate; TEOS; Tetraethoxysilanemincolorlessliq; Tetraethoxysilaneredistilledinquartzforlowmetalimpurities; Tetraethoxysilane; Silicon ethoxide; Tetraethoxysilan; Silicon tetraethoxide; Silane Coupling Agent; Si-28; Teraethoxysilane; Silicic acid, ethyl ester; Ethyl polysilicate; Ethylpolysilikat; ETHYL SILICATE POLYMER; Ethyl Silicate 32; Ethyl Silicate 50; Silane Coupling Agent Si-40; ethoxy(oxo)silanol; diethoxy(oxo)silane; Ethyl silicate40(Polyethyl silicate-40); Polyethyl silicate-40; tetraethyl orthosilicate-40; Ethyl silicate28; Ethyl silicate-28; tetraethyl orthosilicate-28
Equivalent brands
N/A
Model
SI-40/SI-28
CAS No.
78-10-4;1109-96-2;11099-06-2
EINECS
201-083-8
Molecular formula
C8H20O4Si
Molecular weight
208.328
Molecular Structure
Appearance
Colorless or light yellow transparent liquid
Water solubility
Slightly soluble in water
Melting point
110℃
Purity Ratio
≥99.0 %
Boiling point °C
168.1℃
Density(ρ20)g/cm3
0.9356
Refractive index(n25D)
1.382
Flashing Point°C
51.67℃
Packing
25kgs or 180kgs per drum or upon requirement
Keep in a cool,dry and ventilated place
Application
Mainly used for optical glass, chemical resistant coatings and thermal coatings and adhesives; catalyst skeleton, purity ultrafine silica manufacturing; anti-corrosion coating modified; crosslinking agents, binders, dehydrating agent.
Risk terms
R10: Flammable.
R20: Harmful by inhalation.
R36/37: Irritating to eyes and respiratory system.
Safety terms
S16: Keep away from sources of ignition – No smoking
S36/37/39: Wear suitable protective clothing, suitable gloves and eye/face protection
Brade name Fousi chemical
Tetraethyl orthosilicate Usage
Flavoring agent.
Tetraethyl orthosilicate Packaging and Shipping
Packaging:
(1) 200Kg Drum or 1000Kg IBC
(2) Store in a cool, dry place and avoid sunshine.
Shipping: Shipped in 1-3 days after payment
Tetraethyl orthosilicate Storage
Flammables area
