INTOX Home Page
GLYOXAL (40% solution) ICSC: 1162
Date of Peer Review: May 2003

1,2-Ethanedione
Biformyl
Ethanedial
Oxalaldehyde
CAS # 107-22-2 C2H2O2 / OHCCHO
RTECS # MD2700000 Molecular mass: 58.0
UN #
EC # 605-016-00-7
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Combustible.
NO open flames.
Carbon dioxide, foam, powder.
EXPLOSION


EXPOSURE
AVOID ALL CONTACT!

Inhalation
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.
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 take to a doctor.
Ingestion Abdominal pain. Nausea. Vomiting.
Do not eat, drink, or smoke during work.
Rinse mouth. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Collect leaking and spilled liquid in sealable containers as far as possible. Use face shield. Personal protection: filter respirator for organic gases and vapours.
EU Classification
Symbol: Xn
R: 20-36/38-43-68
S: (2-)-36/37
Note: [B]
UN Classification

EMERGENCY RESPONSE SAFE STORAGE

Well closed.
IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 2004

SEE IMPORTANT INFORMATION ON BACK


GLYOXAL (40% solution) ICSC: 1162
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
COLOURLESS TO PALE YELLOW LIQUID

CHEMICAL DANGERS:
The solution in water is a weak acid.

OCCUPATIONAL EXPOSURE LIMITS:
TLV: (inhalable aerosol and vapor) 0.1 mg/m as TWA; A4 (not classifiable as a human carcinogen); SEN; (ACGIH 2003).
MAK: skin absorption (H); sensitization of skin (Sh); Carcinogen category: 3B; (DFG 2004).
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of its vapour or by inhalation of its aerosol, and by ingestion.

INHALATION RISK:
A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20C.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is irritating to the eyes and the skin.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
Repeated or prolonged contact may cause skin sensitization.
PHYSICAL PROPERTIES
Boiling point: 104C
Melting point: -14C
Relative density (water = 1): 1.27
Vapour pressure, kPa at 20C: 2.4
Relative vapour density (air = 1): 1.27
Flash point: >100C
Auto-ignition temperature: 285C
Octanol/water partition coefficient as log Pow: -0.85
ENVIRONMENTAL DATA

NOTES
The substance is also commercially available as a crystalline dihydrate (80% glyoxal). Do NOT take working clothes home.
Card has been partly updated in April 2005. See section Occupational Exposure Limits.
ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 2004