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SAX'S Dangerous Properties of Industrial Matenals,Ninth Edition <br /> Standards and Recommendations <br /> OSHA PEL TWA 100 ppm, STEL 125 ppm <br /> ACGIH TLV TWA 100 ppm, STEL 125 ppm, BEI 2 g(mandelic acid)/L in urine at end of <br /> shift, 2 ppm ethyl benzene in end-exhaled air prior to next shift <br /> DFG MAK 100 ppm (440 mg/m3) <br /> DOT Classification 3, Label Flammable Liquid <br /> SAFETY PROFILE: <br /> Moderately toxic by ingestion and intraperitoneal routes Mildly toxic by inhalation and skin <br /> contact An experimental teratogen Other experimental reproductive effects Human systemic <br /> effects by inhalation eye, sleep and pulmonary changes An eye and skin irritant Human mutation <br /> data reported The liquid is an irritant to the skin and mucous membranes A concentration of <br /> 0 1% of the vapor in air is an irritant to human eyes, and a concentration of 0 2% is extremely <br /> irritating at first, then causes dizziness, irritation of the nose and throat, and a sense of <br /> constriction in the chest Exposure of guinea pigs to 1% concentration has been reported as <br /> causing ataxia, loss of consciousness, tremor of the extremities, and finally death through <br /> respiratory failure The pathological findings were congestion of the brain and lungs with edema <br /> A very dangerous fire and explosion hazard when exposed to heat or flame, can react <br /> vigorously with oxidizing materials To fight fire, use foam, CO2, dry chemical Emitted from <br /> modern building materials (CENEAR 69,22,91) When heated to decomposition it emits acrid <br /> • smoke and irritating fumes <br /> Analytical Methods: For occupational chemical analysis use NIOSH Hydrocarbons, <br /> Aromatic, 1501 <br /> Class: Mutagen, Primary Irritant, Reproductively Active, Standards or Recommendations <br /> © 1996 Van Nostrand Reinhold Company,New York Pg 2 All Rights Reserved <br /> 33 0-� 3 <br />