价格:未填
品牌:CNBM

镉(Cd)  Cadmium

1,物理性质:

原子量:112.41

熔点:320.9 ℃

沸点:765 ℃

电负性:1.4-1.69

银白色(微呈蓝色)金属

延展性好,六方晶系,室温下为 γ体,高温下为 δ体

莫比硬度:2.0 kg/mm2

密度:8.65 g/cm3

价态:-2,+2,+4,+6

光电子功函:4.01 eV,蒸汽有毒。

2,规格:

化学纯度:

高纯镉:Cd-05 纯度99.999%以上,银,铝,铋,钙,铜,铁,镁,镍,铅,硒,锡,锌杂质总含量小于10ppm;

超纯镉:Cd-06 纯度99.9999%以上,银,铝,铋,铬,铜,铁,镁,镍,铅,硒,锡,锌杂质总含量小于1ppm;

超高纯镉:Cd-07 纯度99.99999%以上,银,铝,铋,铬,铜,铁,镁,镍,铅,硒,锡,锌杂质总含量小于0.1ppm。

3,物理性状:锭,粉,粒,丸。

4,用途:

主要用于制备Ⅱ-Ⅵ族化合物半导体,高纯合金,电池,焊料和原子反应堆中控制棒等,太阳能电池,红外探测器等。

5,包装:涤纶薄膜包装后塑料薄膜真空封装或玻璃管真空封装。

Cadmium (Cd)

Physical character:

Atomic Weight: 112.41

Electronegative: 1.4-1.69

Density: ρ=2.0 g/cm3

Melting Point: mp: 320.9 ℃

Boiling Point: bp: 765 ℃

Specification:

High Purity Cadmium:

Cd-05 Grade 99.999. The content of Cadmium is above 99.999%. The total content of Ag, Al, Bi, Ca, Cu, Fe, Mg, Ni, Pb, Sn & Zn is bellow 10 ppm;

Uitra Purity Cadmium:

Cd-06 Grade 99.9999. The content of Cadmium is above 99.9999%. The total content of Ag, Al, Bi, Ca, Cu, Fe, Mg, Ni, Pb, Sn & Zn is bellow 1 ppm;

Uitra High Purity Cadmium:

Cd-07 Grade 99.99999. The content of Cadmium is above 99.99999%. The total content of Ag, Al, Bi, Ca, Cu, Fe, Mg, Ni, Pb, Sn & Zn is bellow 0.1 ppm;

 

Physical Size:

Virgulate, Ingot, Powder.

Usage:

It is mainly used in the manufacture of II-VI compound semiconductor, high purity alloy, battery solder and control rod in the atomic reactor etc.

Packing:

It is packed with dacron film, then covered with a sealed plastic film bag or vacuum sealed in a glass ampule.