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99% TEOS - Tetraethyl Orthosilicate
99% TEOS - Tetraethyl Orthosilicate

TEOS, Tetraethyl Orthosilicate Ethyl Polysilicate 28, Ethyl Silicate 28 1. CAS No.: 78-10-4 2. Purity:>= 99% Wanda Silicate Series 

Chemical Name: Tetraethyl Orthosilicate, TEOS

Tetraethoxysilane, Ethyl Polysilicate 28, Ethyl Silicate 28

Trade name: TEOS

  

1. Properties:

CAS No.:78-10-4EINECS No.:232-136-3Formula: C4H20O4SiMolecular Weight:208.3Boiling Point:168 [760mmHg]Flash Point: 46Color and Appearance:Colorless transparent liquidDensity [25]: 0.934Refractive Index [25]:1.3838 [25]Purity:Min.99% 

2. Applications: 

Tetraethyl Orthosilicate, TEOS, CAS No.: 78-10-4, is used as an inorganic binder for refactory fillers and pigments, like precision investment castings.Used as a second backup casting coating. It cures faster than colloidal silica system.May be hydrolyzed to form silicon dioxide (silica).Used as a starting material for sol-gel process.Used as a crosslinking agent for silicone sealant.Used as a drying agent in sealing compositions.Used as a chemical intermediate. 

3. Packing & storage:

200L PVF steel barrel or 1000L IBC drum

Store in a cool, dry place. Avoid light.

99% TEOS - Tetraethyl Orthosilicate

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