| [Fire Fighting] Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Substance is noncombustible. Water Reactive. Reacts with water to form explosive hydrogen gas. Reacts with water to form corrosive acids. Extinguishing media: Use foam, dry chemical, or carbon dioxide. DO NOT USE WATER! Do NOT get water inside containers. | |
| [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 immediately. | |
| [Inhalation] Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. | |
| [Skin] Immediately 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 immediately. | |
| [Storage] Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. | |
| [Handling] Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Do not allow contact with water. | |
| [Inhalation] May cause respiratory tract irritation. May cause effects similar to those described for ingestion. | |
| [Skin] May cause skin irritation. Exposure may cause formation of skin nodules. | |
| [Eyes] May cause eye irritation. Exposure to particulates or solution may cause conjunctivitis, ulceration, and corneal abnormalities. | |
| [Ingestion] May cause irritation of the digestive tract. May cause headache, fever, nausea, abdominal pain, muscle pain, and bloody urine. In addition, substance has anticoagulant effect on | |
| [EC Safety Phrase] S 22 24/25 | |
| [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 protective 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] Repeated exposure may cause pulmonary inflammation and hyperemia. | |
| [Appearance] White solid. | |
| [Solubility in water] Decomposes | |
| [Melting Point] 2315 | |
| [Boiling Point] 4200 | |
| [Density] 6.51 g/cm3 | |
| [Usage] Used to make optical glasses. | |
| [Refractive Index] 1.88 | |
| [Product Name] Lanthanum(III) oxide | |
| [Synonyms] Lanthana Lanthanum sesquioxide Lanthanum trioxide | |
| [CAS] "CASEN_1312-81-8.htm">1312-81-8 | |
| [Formula] La2O3 | |
| [Molecular Weight] 325.81 | |
| [EINECS] 215-200-5 | |
| [RTECS] OE5330000 | |
| [RTECS Class] Primary Irritant | |
| [Beilstein/Gmelin] 11128 (G) | |
| [Small spills/leaks] Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Provide ventilation. Do not get water inside containers. | |
| [Disposal Code] 15 | |
| [Incompatibilities] Chlorine trifluoride, water. | |
| [Stability] Stable under normal temperatures and pressures. Combines vigorously with water with the evolution of heat. Substance readily absorbs carbon dioxide from air. | |
| [Decomposition] Lanthanum hydroxide. | |
| [HS Code] 2846 90 00 |
Print