ICSC 0919 - DL-METHIONINE

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DL-METHIONINE	ICSC: 0919 (October 1997)
2-Amino-4-(methylthio)butyric acid

CAS #: 59-51-8

EC Number: 200-432-1

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Gives off irritating or toxic fumes (or gases) in a fire.		Use water spray, powder, foam, carbon dioxide.


	SYMPTOMS	PREVENTION	FIRST AID
Inhalation		Use local exhaust.	Fresh air, rest.
Skin			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.

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Sweep spilled substance into covered containers. Carefully collect remainder. Then store and dispose of according to local regulations.	According to UN GHS Criteria Transportation UN Classification
STORAGE
Separated from strong oxidants. Well closed.
PACKAGING

DL-METHIONINE

ICSC: 0919

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS CRYSTALS OR WHITE POWDER. Physical dangers Chemical dangers Decomposes on heating. This produces toxic fumes of sulfur oxides and nitrous oxides.	Formula: C₅H₁₁NO₂S / CH₃S(CH₂)₂CH(NH₂)COOH Molecular mass: 149.2 Decomposes at 281°C Relative density (water = 1): 1.3 Solubility in water, g/100ml at 20°C: 4.8

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS CRYSTALS OR WHITE POWDER.

Physical dangers

Chemical dangers
Decomposes on heating. This produces toxic fumes of sulfur oxides and nitrous oxides.

Formula: C₅H₁₁NO₂S / CH₃S(CH₂)₂CH(NH₂)COOH
Molecular mass: 149.2
Decomposes at 281°C
Relative density (water = 1): 1.3
Solubility in water, g/100ml at 20°C: 4.8

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by ingestion. Effects of short-term exposure	Inhalation risk Effects of long-term or repeated exposure

EXPOSURE & HEALTH EFFECTS

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

Effects of short-term exposure

Inhalation risk

Effects of long-term or repeated exposure

OCCUPATIONAL EXPOSURE LIMITS

ENVIRONMENT

NOTES

ADDITIONAL INFORMATION

EC Classification

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