Gallium oxide was prepared from gallium arsenide scraps through a series of steps such as leaching,purifying,neutralization,precipitation and calcination.

• 通过浸取、除杂、中和沉淀、煅烧等工艺对砷化镓废渣制备氧化镓进行了试验研究,并确定了较佳的工艺条件。