Argon Ar

Argon Ar CAS No.: 7440-37-1 EINECS No.: 231-147-0 UN No.: UN1006 Purity: 99.999%-99.9999% Dot Class: 2.2 Appearance: Colorless Grade Standard: Electron Grade,Industrial Grade Preservative Argon is used to displace oxygen- and moisture-containing air in packaging material to extend the shelf-lives of the contents. Industrial Processes Argon is used in various types of arc welding such as gas metal arc welding and gas tungsten arc welding. Lighting Semi-Automatic PET Bottle