长期供应金属镧

Cas号 7439-91-0
分子式 La
分子量 138.91
别名 Lanthan 
性状 金属锭子或粉末
质量标准  
稀土含量RE ,%                                ≥99.5
稀土纯度La/RE ,%                             ≥99.99
镧稀土杂质RE impurities. ppm :
(Ce+Pr+Nd+***+Y)/RE                           ≤100
非稀土杂质Non-RE impurities . ppm :
Fe                                           ≤200
Si                                           ≤200
Al                                           ≤500 
Ca                                           ≤100
Mg                                           ≤100
C                                            ≤200
Mo                                           ≤200
O                                            ≤300
项目                                         镧锭,99.5%
外观Appearance                               grey ingots
ICP: Confirms Lanthanum Component            Confirmed
痕量稀土分析Trace Rare Earth Analysis        ≤2000.0 ppm
纯度Purity(Based On Rare Earth Analysis)     ≥99.5 %
项目                                        99.99% metals basis
ICP Major Analysis                           Confirms Lanthanum Component
稀土杂质Trace Rare Earth Analysis            ≤200.0 ppm
纯度Purity                                   ≥99.99% Based On Rare Earth Analysis