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| alpha-Alumina | CAS 1344-28-1 | ||
| Al2O3 | RTECS BD1200000 | ||
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Synonyms & Trade Names Alumina, Aluminum oxide, Aluminum trioxide [Note: alpha-Alumina is the main component of technical grade alumina. Corundum is natural Al2O3. Emery is an impure crystalline variety of Al2O3.] |
DOT ID & Guide |
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Exposure Limits |
NIOSH REL: See Appendix D | ||
| OSHA PEL�: TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp) | |||
| IDLH N.D. | Conversion | ||
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Physical Description White, odorless, crystalline powder. |
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MW: 101.9 |
BP: 5396°F |
MLT: 3632°F |
Sol: Insoluble |
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VP: 0 mmHg (approx) |
IP: NA |
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Sp.Gr: 4.0 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible solid, but dusts may form explosive mixtures in air. | |||
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Incompatibilities & Reactivities Chlorine trifluoride, hot chlorinated rubber, acids, oxidizers [Note: Hydrogen gas may be formed when finely divided iron contacts moisture during crushing & milling operations.] |
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Measurement Methods NIOSH 0500, 0600 |
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Personal Protection & Sanitation Skin: No recommendation Eyes: No recommendation Wash skin: No recommendation Remove: No recommendation Change: No recommendation |
First Aid (See procedures) Eye: Irrigate immediately Skin: Blot/brush away Breathing: Fresh air Swallow: Medical attention immediately |
| Respirator Recommendations To be added later | |
| Exposure Routes Irritation eyes, skin, respiratory system | |
| Symptoms irritation eyes, skin, respiratory system | |
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Target Organs
Eyes, skin, respiratory system |
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| See also: INTRODUCTION |