ICSC 1336 - N-METHYLETHANOLAMINE

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N-METHYLETHANOLAMINE	ICSC: 1336 (November 1998)
2-Methylaminoethanol Methylethylolamine Monomethylethanolamine (2-Hydroxyethyl)methylamine

CAS #: 109-83-1

EC Number: 203-710-0

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Combustible. Above 74°C explosive vapour/air mixtures may be formed.	NO open flames. Above 74°C use a closed system and ventilation.	Use water spray, powder, alcohol-resistant foam, carbon dioxide.

AVOID ALL CONTACT! IN ALL CASES CONSULT A DOCTOR!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Sore throat. Cough. Burning sensation. Shortness of breath. Laboured breathing. Symptoms may be delayed. See Notes.	Use ventilation, local exhaust or breathing protection.	Fresh air, rest. Artificial respiration may be needed. Refer for medical attention.
Skin	Pain. Redness. Blisters. Skin burns.	Protective gloves. Protective clothing.	Remove contaminated clothes. Rinse skin with plenty of water or shower. Refer for medical attention .
Eyes	Pain. Redness. Severe deep burns. Loss of vision.	Wear face shield.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion	Burning sensation. Abdominal pain. Shock or collapse.	Do not eat, drink, or smoke during work.	Rinse mouth. Do NOT induce vomiting. Refer for medical attention .

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Personal protection: complete protective clothing including self-contained breathing apparatus. Collect leaking and spilled liquid in sealable containers as far as possible. Cautiously neutralize remainder. Then wash away with plenty of water.	According to UN GHS Criteria Transportation UN Classification
STORAGE
Separated from strong oxidants and acids.
PACKAGING

N-METHYLETHANOLAMINE

ICSC: 1336

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance VISCOUS LIQUID WITH CHARACTERISTIC ODOUR. Physical dangers Chemical dangers Decomposes on burning. This produces toxic fumes including nitrogen oxides. The substance is a strong base. It reacts violently with acid and is corrosive. Reacts with strong oxidants. Attacks many metals.	Formula: C₃H₉NO / CH₃NHCH₂CH₂OH Molecular mass: 75.1 Boiling point: 156°C Melting point: -4.5°C Relative density (water = 1): 0.93 Solubility in water: miscible Vapour pressure, kPa at 20°C: 0.93 Relative vapour density (air = 1): 2.6 Flash point: 74°C o.c. Auto-ignition temperature: 350°C Explosive limits, vol% in air: 0.9-2.6

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
VISCOUS LIQUID WITH CHARACTERISTIC ODOUR.

Physical dangers

Chemical dangers
Decomposes on burning. This produces toxic fumes including nitrogen oxides. The substance is a strong base. It reacts violently with acid and is corrosive. Reacts with strong oxidants. Attacks many metals.

Formula: C₃H₉NO / CH₃NHCH₂CH₂OH
Molecular mass: 75.1
Boiling point: 156°C
Melting point: -4.5°C
Relative density (water = 1): 0.93
Solubility in water: miscible
Vapour pressure, kPa at 20°C: 0.93
Relative vapour density (air = 1): 2.6
Flash point: 74°C o.c.
Auto-ignition temperature: 350°C
Explosive limits, vol% in air: 0.9-2.6

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation of its vapour, through the skin and by ingestion. Effects of short-term exposure The substance is corrosive to the eyes, skin and respiratory tract.	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, through the skin and by ingestion.

Effects of short-term exposure
The substance is corrosive to the eyes, skin and respiratory tract.

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

ADDITIONAL INFORMATION

EC Classification
Symbol: C; R: 21/22-34; S: (1/2)-26-36/37/39-45

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