| Product Identification | Back to Contents | 【Product Name】
alpha-Alumina | 【Synonyms】
alpha-Aluminum oxide
Alumina
Aluminum trioxide | 【CAS】
1344-28-1 | 【Formula】
Al2O3 | 【Molecular Weight】
101.94 | 【EINECS】
215-691-6 | 【RTECS】
BD1200000 | 【RTECS Class】
Tumorigen | 【Merck】
12,369 | 【Beilstein/Gmelin】
48822 (G) |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White crystalline solid or powder, very hard, odorless. | 【Solubility in water】
Insoluble | 【Melting Point】
2050 | 【Boiling Point】
2980 | 【Density】
3.97 g/cm3 | 【Usage】
Production of aluminum, manufacture of abrasives, refractories, ceramics, electrical insulators, catalyst & catalyst supports, paper, spark plugs, crucibles & laboratory works, adsorbent for gases & water vapors, chromatographic analysis, fluxes, light bulbs, artificial gems, heat resistant fibers, food additive (dispersing agent). |
| First Aid Measures | Back to Contents | 【Ingestion】
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid. | 【Inhalation】
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear. | 【Skin】
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. | 【Eyes】
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. |
| Handling and Storage | Back to Contents | 【Storage】
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. | 【Handling】
Use with adequate ventilation. Minimize dust generation and accumulation. Avoid prolonged or repeated contact with skin. Avoid contact with eyes. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Inhalation】
May cause respiratory tract irritation. May cause lung damage. | 【Skin】
Dust may cause mechanical irritation. Low hazard for usual industrial handling. | 【Eyes】
Dust may cause mechanical irritation. | 【Ingestion】
Ingestion of large amounts may cause gastrointestinal irritation. Expected to be a low ingestion hazard. | 【EC Safety Phrase】
S 22 |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. | 【Respirators】
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary. | 【Exposure Effects】
Chronic inhalation of fine dusts may cause lung damage. | 【Exposure limit(s)】
OSHA PEL: TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp) NIOSH REL: See Appendix D | 【Poison Class】
- |
| Fire Fighting Measures | Back to Contents | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Substance is noncombustible; use agent most appropriate to extinguish surrounding fire. | 【Fire Potential】
Noncombustible material. |
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