Chlorine - ( CL2 )

This Chlorine (Cl2, CAS 7782-50-5) is a pharmaceutical-grade industrial gas manufactured directly by Shanghai Wechem Technology Limited, offered at 99.99% and 99.999% purity grades with tightly controlled oxygen, nitrogen, carbon dioxide, carbon monoxide, methane and moisture impurity limits. Shipped as a liquefied gas (UN1017) with corrosive, inhalation-hazard classification, it is used in semiconductor plasma etching of aluminum and other metal layers and in the chlorination of organic chemicals. It is distributed across North America, Europe, Australasia, Asia, the Middle East and Africa.