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Carbon Dioxide
| Description
Carbon dioxide (chemical formula: CO2) is a chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom. It is a gas at standard temperature and pressure and exists in Earth's atmosphere in this state.
| Usage
- Drinks (carbonated soft drinks and soda water)
- Pneumatic systems
- Fire extinguisher
- Weldings, lasers
- Caffeine removal
- Pharmaceutical and other chemical processing
- Agricultural and biological applications
- Refrigerants
| Physical Properties
| Symbol |
CO2 |
| Molecular |
44.01
|
| Density (kg/m3) at 0°C, 1atm |
1.98 |
| Boiling point (°C) |
-78.5
|
| Melting point (°C) |
-78 |
| Critical temperature (°C) |
31.0
|
| Critical pressure (atm) |
72.8 |
| Color, Odor |
None, None
|
| Quality
| Purity |
O2 |
H2O |
T.H.C |
CO |
| ≥99.999% |
≤3.0 |
≤3.0 |
≤1.0 |
≤1.0 |
| Supply
| Cylinder size |
40 ~ 47 L |
| Contents |
20 ~ 25 kg
|
| Valve type |
JIS 22mmR, KS 22mmR |
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