铼粉

性状描述: 银白色有光泽金属，质软，有良好延展性，电阻大。327℃时被氧化生成Re2O7。高温时能与氟，氯、溴、硫反应。不溶于盐酸、稀硫酸。可溶于硝酸或过氧化氢溶液生成高铼酸HReO4。可吸收氢。
密度：21.04
熔点：3180℃
沸点：5627℃

质量标准: 铼粉符合Q/HX06—2000标准
项目              4N级             高纯5N级
主含量Re        ＞99.99%           99.999%
杂质成份，%:    <10ppm             <10ppm
Fe              ≤0.0003           ≤0.00005
Al              ≤0.0001           ≤0.00001
Ba              ≤0.00007          ≤0.00001
Mn              ≤0.0001           ≤0.00001
Mg              ≤0.0001           ≤0.00001
Ni              ≤0.0001           ≤0.00002  
Ti              ≤0.0001           ≤0.00002
Be              ≤0.00005          ≤0.00001
Co              ≤0.0001           ≤0.00002
Zn              ≤0.00007          ≤0.00001
Pb              ≤0.00007          ≤0.00001
Ca              ≤0.0003           ≤0.00005
Mo              ≤0.0004           ≤0.00005
Cr              ≤0.00005          ≤0.00002
W               ≤0.0005           ≤0.00005
K               ≤0.0005           ≤0.00005
Na              ≤0.0005           ≤0.00005
Cu                                 ≤0.00001
Sn                                 ≤0.00001
Pt                                 ≤0.00001
Cd                                 ≤0.00002
Sb                                 ≤0.00001



99.99%
外观Appearance                     Grey powder
ICP Major Analysis                 Confirmed
痕量金属Trace Metal Analysis       ≤100 ppm
纯度Purity（metal basis)           ≥99.99%

储存条件: 密封充氩保存

用途: 用于制耐热、耐腐蚀合金，这些合金用于制卫星和火箭的外壳。用于制高温热电偶、特种灯丝、有机合成工业的催化剂。