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最后更新2022-06-15 19:52 |
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6n镉棒7n镉单晶棒99.9999-99.99999%镉
镉(Cd) Cadmium1,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/mm
2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: 112.41Electronegative: 1.4-1.69Density: ρ=2.0 g/cm3Melting 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.
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