Propylene oxideProperties of propylene oxide is described below PHYSICAL STATE; APPEARANCE:
VERY VOLATILE COLOURLESS LIQUID , WITH CHARACTERISTIC ODOUR.
PHYSICAL DANGERS:
The vapour is heavier than air and may travel along the ground; distant ignition possible.
CHEMICAL DANGERS:
The substance may polymerize violently under the influence of bases, acids and metal chlorides with fire or explosion hazard. Reacts violently with chlorine, ammonia, strong oxidants, acids causing fire and explosion hazard.
OCCUPATIONAL EXPOSURE LIMITS:
TLV: 20 ppm; 48 mg/m3 (as TWA) (ACGIH 1994-1995).
OSHA PEL: TWA 100 ppm (240 mg/m3)
NIOSH REL: Ca
NIOSH IDLH: Potential occupational carcinogen 400 ppm ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation, through the skin and by ingestion.
INHALATION RISK:
A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20°C.
EFFECTS OF SHORT-TERM EXPOSURE:
The substance irritates the eyes, the skin and the respiratory tract.
EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
Repeated or prolonged contact may cause skin sensitization. This substance is possibly carcinogenic to humans. Click here for help with converting units
For more information see website:
http://www.cdc.gov/niosh/ipcsneng/neng0192.html | 
