CAS No. 78-10-4

Types: 28% 32% 40% | Package: 200L | Appearance: Cloroless transparent liquid | Colour Value (Pt-co): <30 | Content: >99% | Silica content, by wt as SiO2: 28% | Acidity, max. (as HCI): <0.01 | Specific Gravity at 20℃: 0.929-0.936

Characteristics	Cloroless transparent liquid
Colour Value (Pt-co)	<30
Content	>99%
Silica content, by wt as SiO2	28%
Acidity, max. (as HCI)	<0.01
Specific Gravity at 20℃	0.929-0.936

Molecular Formula: C8H20O4Si
Molecular Weight: 208.33
Hazard Symbols: Xn
UN Number: UN 1292 3/PG 3
WGKGermany: 1
PackingGroup: III
HS Code: 2920 90 70

More details are to be found on supplier website

Purity: 99,0%

Synonyms	SILICON TETRAETHOXIDE; TEOS; TETRAETHOXYSILANE; TETRAETHYL SILICATE; TETRAETHYL ORTHOSILICATE; ORTHOSILICIC ACID TETRAETHYL ESTER; ETHYL-O-SILICATE; ETHYL ORTHOSILICATE
Package	180kg/drum
Supply capacity	5000mt per year
Melting point	-77 °C
Boiling point	168 °C(lit.)
Density	0.94
Vapor density	7.2 (vs air)
Vapor pressure	<1 mm Hg ( 20 °C)
Refractive index	n20/D 1.382(lit.)
flash point	116 °F
Storage	Flammables area
Water solubility	Hydrolysis
Freezing point	-77°C
Sensitivity	Moisture Sensitive
Stability	Stable. Flammable. Incompatible with strong oxidizing agents, water, alkalies, mineral acids.
Appearance	colorless liquid
Color(APHA)	<20
Proportion at 20°C(68°F)	0.929-0.935
Silica	28%
Acidity(as HCl)	<0.01
Ethano	<2%
Other content	0-5ppm
Viscosity( 20°C)	0.97 cps.