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NIOSH Pocket Guide to Chemical Hazards Page 1 of 1 <br /> NIOSH Pocket Guide to Chemical Hazards <br /> lalpha-AluminaFAS 1344-28-1 <br /> AI203 <br /> I ECS BD1200000 <br /> Synonyms & Trade Names DOT ID&Guide <br /> Alumina, Aluminum oxide, Aluminum trioxide [Note: alpha-Alumina is <br /> the main component of technical grade alumina. Corundum is <br /> natural A1203. Emery is an impure crystalline variety of A1203.1 <br /> Exposure NIOSH REL:See Appendix D <br /> Limits OSHA PELt:TWA 15 Mg/M3(total)TWA 5 mg/m3(resp) <br /> IDLH N.D.See: IDLH INDEX Ilconversion <br /> Physical Description <br /> White,odorless,crystalline powder. <br /> MW: 101.9 BP:5396°F I MLT:3632°F Sol:Insoluble <br /> VP:0 mmHg(approx)� jjIP:NA Sp.Gr:4.0 �. <br /> FLP:NA UEL:NA LEL:NA <br /> Noncombustible solid,but dusts may form explosive mixtures in air. <br /> Incompatibilities&Reactivities <br /> Chlorine trifluodde,hot chlorinated rubber,acids,oxidizers[Note:Hydrogen gas may be formed when finely divided iron <br /> contacts moisture during crushing&milling operations.] <br /> Measurement Methods <br /> NIOSH 0500.0600:OSHA ID109SG.ID198SG <br /> See:NMAM or OSHA Methods <br /> Personal Protection&Sanitation First Aid(See procedures) <br /> Skin:No recommendation Eye: Irrigate immediately <br /> Eyes: No recommendation Skin:Blot/brush away <br /> Wash skin:No recommendation Breathing:Fresh air <br /> Remove:No recommendation Swallow:Medical attention immediately <br /> Change:No recommendation IL <br /> Important additional information about respirator selection <br /> Respirator Recommendations To be added later <br /> Exposure Routes Irritation eyes,skin,respiratory system <br /> symptoms irritation eyes,skin,respiratory system <br /> Target Organs Eyes,skin,respiratory system <br /> See also: INTRODUCTION See ICSC CARD:0351 <br /> NIOSH Home I NIOSH Search I Site Index I Topic List I Contact Us <br /> http://www.ede.gov/niosh/npg/npgd0021.html 2/7/2005 <br />