配资网上配资-比较出名的炒股软件推荐-【东方资本】,怎么样投资股票视频教程,股票杠杆怎么使用怎么收费,指南针ai炒股软件怎么样

Consumables >> Consumables >> High-purity Gallium
                

 

Gallium for the IIIA group elements, atomic weight 69.72.Gallium soft, light blue. Melting point of 29.78 ℃. Boiling point 2403 ℃. With non-toxic, non-volatile,non-flammable,non-explosive.It is an important element of doped silicon.
≤ 2% light decay is within the detection range, can be regarded as no decay.

Specifications


?2008-2050 HenergySolar. All rights reserved