Medical Grade Gases
Air
Air
Characteristics
Non-flammable, compressed at high pressure
Grade
- Medical Air (O2 range 19.5% to 23.5%)
- Breathing Air (O2 range 20.0% to 22.5%)
- Zero Air (O2 range 19.5% to 23.5%)
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Natural Air is compressed in cylinders by compressors / produced artifically by mixing gaseous Oxygen & Nitrogen to required proportions.
Medical Use
- Ventilators and surgical tools in the operating theater
- Used in hospitals with artifical breathing apparatus
- Used in underwater diving & self contained breathing apparatus.
Physical and Chemical Properties:
| Appearance | Colorless Gas |
| Boiling Point | -194.3°C (-317.7°F) |
| Critical Temperature | Lowest known value: -146.95°C (-232.5°F) (nitrogen) |
| Freezing Point | -216.2°C (-357.2°F) |
| Melting Point | -216.2°C (-357.2°F) |
| Odor | Odorless |
| Physical State | Gas |
| Relative Density, Gas | 0.0749 lb/ft3 |
| Relative Density, Liquid | Highest known value: 1.1 (Air = 1) (oxygen). Weighted average: 1 (Air = 1) |
cylinders
- 1m3 to 10m3
- Racks - 1x16, 1x30 and 1x60