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N-METHYL DIETHANOLAMINEICSC: 1600
2,2`-(Methylimino)bis-ethanol
Diethanolmethylamine
Bis(2-hydroxyethyl)methylamine
October 2005
CAS #: 105-59-9
EC Number: 203-312-7

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible.    NO open flames.    Use foam, alcohol-resistant foam, dry powder, water spray.   

   
  SYMPTOMS PREVENTION FIRST AID
Inhalation Cough. Nausea. Sore throat.  Use ventilation, local exhaust or breathing protection.  Fresh air, rest. 
Skin Redness. Pain.  Protective gloves.  Rinse skin with plenty of water or shower. 
Eyes Redness. Pain.  Wear safety goggles.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Nausea. Diarrhoea. Vomiting.  Do not eat, drink, or smoke during work.  Rinse mouth. Do NOT induce vomiting. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in covered containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
 

STORAGE
Store in an area without drain or sewer access. Separated from strong acids. 
PACKAGING
 
N-METHYL DIETHANOLAMINE ICSC: 1600
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR. 

Physical dangers
The vapour is heavier than air. 

Chemical dangers
Decomposes on heating. This produces toxic fumes. The solution in water is a medium strong base. Reacts violently with acids and oxidants. 

Formula: C5H13O2N / CH3N(C2H4OH)2
Molecular mass: 119.2
Boiling point: 247°C
Melting point: -21°C
Relative density (water = 1): 1.04
Solubility in water, g/100ml at 25°C: 100
Vapour pressure, Pa at 25°C: 0.03
Relative vapour density (air = 1): 4.12
Flash point: 136°C c.c.
Auto-ignition temperature: 265°C
Explosive limits, vol% in air: 0.9-8.4
Octanol/water partition coefficient as log Pow: -1.08  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by ingestion. 

Effects of short-term exposure
The substance is irritating to the eyes and skin. 

Inhalation risk
Evaporation at 20°C is negligible; a harmful concentration of airborne particles can, however, be reached quickly on spraying. 

Effects of long-term or repeated exposure
 


OCCUPATIONAL EXPOSURE LIMITS
 

ENVIRONMENT
The substance is harmful to aquatic organisms. 

NOTES
 

ADDITIONAL INFORMATION
  EC Classification
Symbol: Xi; R: 36; S: (2)-24 

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       Toxicological Abbreviations