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PROPERTIES OF GASOLINE AND SELECT PETROLELA CHEMICALS <br /> GASOLINE BENZENE TOLUENE XYLENE ETHTL BENZENE <br /> CAS Number 8006-61-9 71-43-2 108-88-3 133-20-7 100-41-4 <br /> Synonyms Petrol Benzol Totuol Xylot Ethylbenzol <br /> Motor spirits Phenyl Hydride Methytbenzene Dimethylbenzene Phenylethane <br /> Benzin Coal Naphtha Phenylmethane ES <br /> Phene Methylbenzene <br /> Benxole <br /> Cyclohexatrine <br /> -------------------------------------------------------------------------------------------------------------------------------- <br /> Physical Description Highly flammable, A clear, volatile A clear, colorless, m-,p-,and o- Colorless liquid <br /> mobile liquid with colorless, highly noncorrosive liquid. xylenes are mobile, with an aromatic <br /> a characteristic flammable liquid colorless, flammable odor. <br /> odor. with an aromatic liquids. <br /> odor. <br /> --------------------------------------------------------------------------------------------- - - <br /> Chemical and Physical <br /> Properties <br /> I <br /> flash pt. -45 F -11 C 4.4 C 4.4 C 59 F r <br /> vap. den. 3-4 2.77 3.2 3.2 3.7 <br /> vap. pt. ---- 74.6mmHG @20 C 28mmHG @25 C 28mmHG @25 C 10mmHG @26 C <br /> LEL 1.4% 1.3% 1.2% 1.2% 1.0% <br /> UEL 7.6% 7.1% 7.0% 7.0% 4.7% <br /> auto ingn. 536-853 F 562 C 536 C 536 C 810 F <br /> -------------------------------------------------------------------------------------------------------------------------------- <br /> Incompatabilities Strong oxidizing Strong oxidizers, Oxidizing agents, Oxidizing agents, Oxidizing agents <br /> agents: i.e., chlorine and bromine strong acids, strong acids, strong acids, <br /> hydrogen peroxide. with iron bases, and ammonia bases, and ammonia bases, ammonia <br /> ------------------------------------- ------------------------------- <br /> Permissible Exposure <br /> Limits in Air <br /> (ppm) <br /> OSHA PEL 300 1 100 100 100 <br /> ACGIH TLV-TWA 300 10 100 100 100 <br /> -------------------------------------------------------------------------------------------------------------------------------- <br /> -21- <br /> i <br />