黄色日韩网站-天天干视频网-亚洲五月婷婷-国产精品www

Ni

  鎳22.jpg


鎳1.jpg  


鎳1.png


Introduction
Purity:   99.95%-99.99%
Shape:Block,   Columnar
Appearance:silver   grey,metallic luster
Melting   Point:1453℃
Density:   8.9g/cm3


Scan and pay attention to the public number