ICSC 1162 - GLYOXAL (40% solution)

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GLYOXAL (40% solution)	ICSC: 1162 (July 2003)
1,2-Ethanedione Biformyl Ethanedial Oxalaldehyde

CAS #: 107-22-2

EC Number: 203-474-9

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

AVOID ALL CONTACT!
	SYMPTOMS	PREVENTION	FIRST AID
Inhalation		Use local exhaust or breathing protection.	Fresh air, rest.
Skin	Redness.	Protective gloves. Protective clothing.	Remove contaminated clothes. Rinse skin with plenty of water or shower.
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	Abdominal pain. Nausea. Vomiting.	Do not eat, drink, or smoke during work.	Rinse mouth. Refer for medical attention .

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

GLYOXAL (40% solution)

ICSC: 1162

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS-TO-PALE-YELLOW LIQUID. Physical dangers Chemical dangers The solution in water is a weak acid.	Formula: C₂H₂O₂ / OHCCHO Molecular mass: 58.0 Boiling point: 104°C Melting point: -14°C Relative density (water = 1): 1.27 Vapour pressure, kPa at 20°C: 2.4 Relative vapour density (air = 1): 1.27 Flash point: >100°C Auto-ignition temperature: 285°C Octanol/water partition coefficient as log Pow: -0.85

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS-TO-PALE-YELLOW LIQUID.

Physical dangers

Chemical dangers
The solution in water is a weak acid.

Formula: C₂H₂O₂ / OHCCHO
Molecular mass: 58.0
Boiling point: 104°C
Melting point: -14°C
Relative density (water = 1): 1.27
Vapour pressure, kPa at 20°C: 2.4
Relative vapour density (air = 1): 1.27
Flash point: >100°C
Auto-ignition temperature: 285°C
Octanol/water partition coefficient as log Pow: -0.85

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by inhalation of its aerosol or vapour and by ingestion. Effects of short-term exposure The substance is irritating to the eyes and skin.	Inhalation risk A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20°C. Effects of long-term or repeated exposure Repeated or prolonged contact may cause skin sensitization.

EXPOSURE & HEALTH EFFECTS

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

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

Inhalation risk
A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20°C.

Effects of long-term or repeated exposure
Repeated or prolonged contact may cause skin sensitization.

OCCUPATIONAL EXPOSURE LIMITS
TLV: 0.1 mg/m³, as TWA; (SEN); A4 (not classifiable as a human carcinogen). MAK: skin absorption (H); sensitization of skin (SH); carcinogen category: 3

ENVIRONMENT

NOTES
The substance is also commercially available as a crystalline dihydrate (80% glyoxal). Do NOT take working clothes home.

ADDITIONAL INFORMATION

EC Classification
Symbol: Xn; R: 20-36/38-43-68; S: (2)-36/37; Note: B

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