Lanthanum 镧
CAS 7439-91-0 MFCD00011066
化学结构图
SMILES: [La]
化学属性
| Mol. Formula | La |
|---|---|
| Mol. Weight | 139 |
| Density | 6.19 g/mL at 25 °C(lit.) |
| TSCA | Yes |
| Boiling Point | 3464 °C(lit.) |
| Melting Point | 920 °C(lit.) |
| Stability | 对湿度敏感 |
| Appearance | slugs |
别名和识别编码
| Chemical Name | Lanthanum |
|---|---|
| MDL Number | MFCD00011066 |
| PubChem Substance ID | 23926 |
| EC Number | 231-099-0 |
| CAS Number | 7439-91-0 |
| Synonym | LA000210 LA000215 LA000240 LA007910 LANTHANUM La (lanthanum) Lanthanum {} {} {} {uni_hamburg} 镧 镧标准溶液 镧粉 镧锭 镧锭/镧粉 镧锭;镧粉 |
| Chemical Name Translation | 镧 |
| Merck Number | 13,5379 |
| LabNetwork Molecule ID | LN00220946 |
| InChI | InChI=1S/La |
信息真实价格透明
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分类
- Analytical Reagents, Analytical/Chromatography, Applications, Atomic Absorption Spectroscopy (AAS), Catalysis and Inorganic Chemistry, Chemical Synthesis, Food & Beverage Analysis, Lanthanum, Materials Science, Matrix Modifier Solutions, Matrix Modifiers (for Graphite Furnace AAS), Matrix Modifiers, Buffers and Reducing Reagents for AAS, Reference/Calibration Standards, Spectroscopy, Standard Solutions, Trace Elements and Dietary Minerals Analysis
- {uni_hamburg} no charge; 1fragment
- {SNA} Catalysis and Inorganic Chemistry, Chemical Synthesis, Lanthanum, Materials Science, Metal and Ceramic Science, Metals
产品应用
- 供作特种钢，有色金属合金。贮氢材料的重要添加剂或合金化元素 , 也可以作为制取其他稀土金属的还原剂。
相关文献及参考
- Merck: 14,5363
- Short: II/5
- Short: III/13c
- Short: III/13a
安全信息
- S43 In case of fire use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add -?Never use water) 着火时使用（指明具体的消防器材种类，如果用水增加危险，注明“禁止用水”
- S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置；
- S7/8 Keep container tightly closed and dry 保存在严格密闭容器中，保持干燥；
- S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾；
- S16 Keep away from sources of ignition - No smoking 远离火源，禁止吸烟；
- S33 Take precautionary measures against static discharges 对静电采取预防措施；
- S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
- S27 Take off immediately all contaminated clothing 立即脱掉全部污染的衣服；
- S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护；
- S00511280
- S15 Keep away from heat 远离热源；
- R14/15 Reacts violently with water, liberating extremely flammable gases 遇水剧烈反应，释放出高度可燃气体
- R34 Causes burns 会导致灼伤
- R23/24/25 Toxic by inhalation, in contact with skin and if swallowed 吸入，皮肤接触及吞食都有毒
- R11 Highly flammable 非常易燃
- R15 Contact with water liberates extremely flammable gases 遇水会释放出极端易燃的气体
GHS Symbol
- H228 Flammable solid 易燃固体
- H260 In contact with water releases flammable gases which may ignite spontaneously 与水接触时释放可燃气体，可自燃。
- P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
- P223 Keep away from any possible contact with water, because of violent reaction and possible flash fire. 远离任何与水接触的可能，因为会剧烈反应可能产生闪火。
- P231+P232
- P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
- P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. 使用防爆电气/通风/照明/ .../设备。
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P335+P334
- P370+P378
- P402+P404
- P422 Store contents under… 存储目录在…之下。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
其他信息
- 下游产品:硝酸镨(III)六水合物 --> 氧化镨 --> 碳酸钕 --> 氧化镧 --> 氯化镧六水合物 --> 硝酸镧(六水)
- 用途一:用作钢铁和有色金属的添加剂、贮氢基质材料，制取其他金属的还原剂
- Alfa Aesar:镧片,99.9%(REO) Lanthanum pieces, 99.9% (REO)(7439-91-0)
- 用途三:供作特种钢，有色金属合金。贮氢材料的重要添加剂或合金化元素 , 也可以作为制取其他稀土金属的还原剂。用于ICP-AES、AAS、AFS、ICP-MS、离子色谱等。滴定分析用标准溶液。校准仪器和装置；评价方法；工作标准；质量保证/质量控制；其他。
- 镧价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2010/05/25 40293 镧棒, 12.7mm (0.5in) dia, 99.9% (metals basis excluding Ta) Lanthanum rod, 12.7mm (0.5in) dia, 99.9% (metals basis excluding Ta) 50mm 2674元 2010/05/25 40293 镧棒, 12.7mm (0.5in) dia, 99.9% (metals basis excluding Ta) Lanthanum rod, 12.7mm (0.5in) dia, 99.9% (metals basis excluding Ta) 25mm 1610元 2010/05/25 40293 镧棒, 12.7mm (0.5in) dia, 99.9% (metals basis excluding Ta) Lanthanum rod, 12.7mm (0.5in) dia, 99.9% (metals basis excluding Ta) 10mm 980元
- Sigma Aldrich:7439-91-0(sigmaaldrich)
- 在空气中易被氧化。必须保存于石蜡或矿物油中。主要用于钢铁和有色金属添加剂，用于储氢材料，加工其他稀土金属的还原剂。
- 外观性质:金属锭子或粉末，新鲜截面呈银灰色，在空气中易被氧化。必须保存于石蜡或矿物油中。主要用于钢铁和有色金属添加剂，用于储氢材料，加工其他稀土金属的还原剂。沸点: 3464℃熔点: 920℃密度: 6.19
- 用途二:供作特种钢，有色金属合金。贮氢材料的重要添加剂或合金化元素 , 也可以作为制取其他稀土金属的还原剂。
- MOL 文件:7439-91-0.mol
