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Description
| Name | Helium |
| Chemical formula | He |
| CAS No. | 7440-59-7 |
| UN No. | 1046 |
| DG class | 2.2 |
| Application | Test gas/Calibration gas; Purge gas, diluting gas, inerting gas; Laboratory use; Purging; Laser gas; Use for manufacture of electronic/photovoltaic components; Shield gas for welding processes |
| Purity | 99.999%~99.9999% |
| Package | Cylinder |
