|PHYSICAL STATE; APPEARANCE:
ODOURLESS, TASTELESS, COLOURLESS COMPRESSED GAS.
The gas mixes well with air, explosive mixtures are easily formed. The gas penetrates
easily through walls and ceilings.
In the presence of finely dispersed metal powders the substance forms toxic and
flammable carbonyls. May react vigorously with oxygen, acetylene, chlorine, fluorine,
OCCUPATIONAL EXPOSURE LIMITS (OELs):
TLV: 25 ppm; 29 mg/m3 (as TWA) (ACGIH 1994-1995).
MAK: 30 ppm; 33 mg/m3; Pregnancy: B (harmful effect probable in spite of
observance of MAK) (1993).
|ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation.
A harmful concentration of this gas in the air will be reached very quickly on loss of
EFFECTS OF SHORT-TERM EXPOSURE:
The substance may cause effects on the blood, cardiovascular system and central
nervous system. Exposure at high levels may result in lowering of consciousness and
death. Medical observation is indicated.
EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
The substance may have effects on the nervous system and the cardiovascular system ,
resulting in neurological and cardiac disorders). Suspected to cause reproductive
effects such as neurological problems, low birth weight, increased still births, and
congenital heart problems.