亚洲欧洲日产国码二区-jiz zz在亚洲-久久婷婷色综合老司机-日韩人妻无码AⅤ中文字幕

Ni

  鎳2.jpg


鎳3.jpg


鎳1.jpg




Introduction: mainly used in the coating of magnetic storage media, semiconductors, LEDs

Purity: 99.5%-99.99%

Shape: planar, rotary

Appearance: silver grey

Density: 8.94g/cm3

Specification: customized


Scan and pay attention to the public number