Tetraethyl orthosilicate

ethyl orthosilicate, ethyl silicate (condensed), tetraethoxysilane, tetraethyl orthosilicate, tetraethyl silicate, TEOS

How to detect Tetraethyl orthosilicate

Formula: C8H20O4Si | CAS: 78-10-4

Synonyms: ethyl orthosilicate, ethyl silicate (condensed), tetraethoxysilane, tetraethyl orthosilicate, tetraethyl silicate, TEOS

Specification

SpecificationValue/Information
FormulaC8H20O4Si
CAS no.78-10-4
Gas Response Factor, 11.7 eV1
Gas Response Factor, 10.6 eV3
Gas Response Factor, 10.0 eV3
ppm per mg/m⁻³, (20 °C, 1 bar)0.115
Molecular Weight, g/mole208.0
Melting point, °C-77
Boiling point, °C168
Flash point, °C46.7
Lower Explosive Limit, %1.3
SpecificationValue/Information
Density, g.cm⁻³0.93
Ionisation Energy, eV9.77
EH40 TWA, ppm10
EH40 TWA, mg.m⁻³87
EH40 STEL, ppm30
EH40 STEL, mg.m⁻³260
NIOSH TWA REL, ppm10
NIOSH TWA REL, mg.m⁻³85
NIOSH IDLH, ppm700
OSHA TWA PEL, ppm100
OSHA TWA PEL, mg.m⁻³850

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