氯气 (Cl₂, 高纯度)

Chlorine (Cl₂, high-purity) is an essential gas used primarily as an etchant in the semiconductor industry. It plays a critical role in the precise removal of material during the fabrication of silicon wafers, contributing to the production of high-performance electronic devices. Its notable properties include high reactivity and purity, making it suitable for demanding applications where control and precision are paramount.