Tetraethyl orthosilicate (TEOS) 98%

Supplier: Thermo Scientific Chemicals
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Synonyms: Tetraethoxysilane

15781-0010 15781-0025 15781-0100 AC15781-1000 AC15781-2500
TS15781-0010EA 107 USD
TS15781-0010 TS15781-0025 TS15781-0100 TS15781-1000 TS15781-2500
Tetraethyl orthosilicate (TEOS) 98%
Tetraethyl orthosilicate (TEOS)
Formula: Si(OC₂H₅)₄
MW: 208.33 g/mol
Boiling Pt: 166…169 °C (760 mmHg)
Melting Pt: –77 °C
Density: 0.94 g/cm³
Flash Pt: 45 °C
Storage Temperature: Ambient
MDL Number: MFCD00009062
CAS Number: 78-10-4
EINECS: 201-083-8
UN: 1292
ADR: 3,III
Merck Index: 13,03882

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Specification Test Results

Appearance Clear liquid
Infrared spectrum Conforms
Refractive index 1.3820 to 1.3840 (20°C, 589 nm)
GC ≤1 % Ethanol
Color scale ≤20 APHA

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