| General Characteristics |
A colorless, flammable, and odorless gas. |
| |
| Health Hazards |
| A simple asphyxiant. |
| |
| Technical Information |
| Molecular Weight |
2.02 |
| Specific Volume |
192CF/lb |
| Fire Potential |
4.0 - 75% in Air |
| TLV-TWA |
None established |
| CGA Valve |
350, 3HP-703, 2HP-695 |
| LB |
180 |
| Dot Name |
Hydrogen Compressed |
| UN No. |
UN1049 |
| Dot Class |
2.1 |
| Dot Label |
Flammable Gas |
| Cas Registry |
1333-74-0 |
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