ICSC 1147 - TRIETHOXYSILANE

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TRIETHOXYSILANE	ICSC: 1147 (November 2003)

CAS #: 998-30-1

UN #: 2929

EC Number: 213-650-7

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Flammable. Above 26°C explosive vapour/air mixtures may be formed.	NO open flames, NO sparks and NO smoking. Above 26°C use a closed system, ventilation and explosion-proof electrical equipment.	Use water spray, powder, foam, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water.


	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Sore throat.	Use ventilation, local exhaust or breathing protection.	Fresh air, rest. Refer for medical attention.
Skin	Redness.	Protective gloves.	Remove contaminated clothes. Rinse and then wash skin with water and soap.
Eyes	Redness. Pain.	Wear safety goggles or eye protection in combination with breathing protection.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion		Do not eat, drink, or smoke during work.	Rinse mouth.

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Remove all ignition sources. Collect leaking and spilled liquid in sealable containers as far as possible. Do NOT wash away into sewer.	According to UN GHS Criteria Transportation UN Classification UN Hazard Class: 6.1; UN Subsidiary Risks: 3; UN Pack Group: I
STORAGE
Fireproof. Separated from strong oxidants, strong acids and strong bases.
PACKAGING

TRIETHOXYSILANE

ICSC: 1147

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS LIQUID. Physical dangers Chemical dangers Reacts with strong oxidants, strong acids and strong bases.	Formula: C₆H₁₆O₃Si Molecular mass: 164.3 Boiling point: 133.5°C Melting point: -170°C Density: 0.87 g/cm³ Relative vapour density (air = 1): 5.7 Flash point: 26°C c.c.

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS LIQUID.

Physical dangers

Chemical dangers
Reacts with strong oxidants, strong acids and strong bases.

Formula: C₆H₁₆O₃Si
Molecular mass: 164.3
Boiling point: 133.5°C
Melting point: -170°C
Density: 0.87 g/cm³
Relative vapour density (air = 1): 5.7
Flash point: 26°C c.c.

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation of its vapour. Effects of short-term exposure The vapour is irritating to the eyes and respiratory tract. The substance is severely irritating to the eyes. The substance is mildly irritating to the skin.	Inhalation risk No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C. Effects of long-term or repeated exposure

EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation of its vapour.

Effects of short-term exposure
The vapour is irritating to the eyes and respiratory tract. The substance is severely irritating to the eyes. The substance is mildly irritating to the skin.

Inhalation risk
No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C.

Effects of long-term or repeated exposure

OCCUPATIONAL EXPOSURE LIMITS

ENVIRONMENT

NOTES
Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.

ADDITIONAL INFORMATION

EC Classification

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