Bayville Chemical Supply Company Inc 70-G East Jefryn Boulevard Deer Park, New York, 11729 USA Telephone: 631-586-4309 Fax: 631-254-5591 E-Mail: info@bayvillechemical.net
Bayville Chemical Supply Company Inc70-G East Jefryn BoulevardDeer Park, New York, 11729  USA           Telephone: 631-586-4309      Fax: 631-254-5591      E-Mail: info@bayvillechemical.net

 

Tetraethyl orthosilicate

 

99+% pure

TEOS

(tetraethoxysilane)

 

Tetraethyl orthosilicate is a chemical compound with the formula Si(OC2H5)4.

Often abbreviated TEOS.

 

Specifications:

 

Formula                            Si(OC2H5)4

CAS Number                    [78-10-4]

Formula Weight                208.33

Density                             0.934 gm/ml

Purity                                99+% pure

                                         (up to > 99.99% pure)

Boiling Point                     108oC

Melting Point                    -85oC

Flash Point                        46oC

Form                                  liquid

Refractive Index n20/D     1.3820

Merck Number                  14,3851

EINECS                            201-083-8

RTECS                             VV9450000

                                                          

Hazard(s):

flammable liquid, UN 1292, CL 3, PG III       

  

USE: TEOS is used as a precursor to silicon dioxide in the semiconductor industry and a liquid silicon source used for oxide deposition using LPCVD, APCVD and PECVD processes.

Other applications include coatings for carpets and other objects. TEOS is used in the production of aerogel. 

 



Where to Find Us:

Bayville Chemical
70 East Jefryn Boulevard
Suite G
Deer Park, NY 11729


Phone: 631 586-4309

What's New

New larger location

As of August 2014, we have moved to this new, larger, modern facility to better service your needs.

 



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