ICSC 1570 - TRIETHYLENE GLYCOL DIMETHYL ETHER

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TRIETHYLENE GLYCOL DIMETHYL ETHER	ICSC: 1570 (October 2004)
2,5,8,11-Tetraoxadodecane Triglyme 1,2-bis(2-Methoxyethoxy)ethane TEGDME

CAS #: 112-49-2

EC Number: 203-977-3

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Combustible.	NO open flames.	Use water spray, foam, powder, carbon dioxide.

See EFFECTS OF LONG-TERM OR REPEATED EXPOSURE. AVOID ALL CONTACT!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation		Use ventilation, local exhaust or breathing protection.	Fresh air, rest.
Skin		Protective gloves. Protective clothing.	Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes		Wear safety spectacles.	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. Give one or two glasses of water to drink.

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Ventilation. Collect leaking and spilled liquid in sealable containers as far as possible.	According to UN GHS Criteria Transportation UN Classification
STORAGE
Separated from strong oxidants.
PACKAGING

TRIETHYLENE GLYCOL DIMETHYL ETHER

ICSC: 1570

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR. Physical dangers Chemical dangers The substance can presumably form explosive peroxides. Reacts violently with strong oxidants.	Formula: C₈H₁₈O₄ / CH₃(OCH₂CH₂)₃OCH₃ Molecular mass: 178.2 Boiling point: 216°C Melting point: -45°C Relative density (water = 1): 0.99 Solubility in water: miscible Vapour pressure, kPa at 20°C: 0.12 Relative vapour density (air = 1): 6.14 Flash point: 111°C o.c. Octanol/water partition coefficient as log Pow: -0.48

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.

Physical dangers

Chemical dangers
The substance can presumably form explosive peroxides. Reacts violently with strong oxidants.

Formula: C₈H₁₈O₄ / CH₃(OCH₂CH₂)₃OCH₃
Molecular mass: 178.2
Boiling point: 216°C
Melting point: -45°C
Relative density (water = 1): 0.99
Solubility in water: miscible
Vapour pressure, kPa at 20°C: 0.12
Relative vapour density (air = 1): 6.14
Flash point: 111°C o.c.
Octanol/water partition coefficient as log Pow: -0.48

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation of its aerosol and by ingestion. Effects of short-term exposure	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 Animal tests show that this substance possibly causes toxicity to human reproduction or development.

EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation of its aerosol and by ingestion.

Effects of short-term exposure

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
Animal tests show that this substance possibly causes toxicity to human reproduction or development.

OCCUPATIONAL EXPOSURE LIMITS

ENVIRONMENT

NOTES
Check for peroxides prior to distillation; eliminate if found.

ADDITIONAL INFORMATION

EC Classification
Symbol: T; R: 61-62-19; S: 53-45

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