| Chemical Formula |
CO2 |
| Molecular weight |
44.01 |
| Color |
| Vapor |
None |
| Liquid |
Translucent white |
|
|
Specific Gravity (Air-1.0)
| Gas at atmospheric pressure and 70 oF |
1.53 |
|
|
Specific Volume
| Gas at atmospheric pressure and 60 oF |
8.57 cu ft/lb |
| Gas at atmospheric pressure and 70 oF |
8.74 cu ft/lb |
|
|
Temperature of Solid
| At Atmospheric Pressure |
-109.25 oF |
|
|
Density
| Solid: -109.25 oF |
97.4 lb/cu ft |
| Liquid: +1.7 oF 300 psi gauge |
63.4 lb/cu ft |
| Liquid: +70.0 oF 838 psi gauge |
47.6 lb/cu ft |
| Liquid: -69.8 oF |
73.6 lb/cu ft |
|
|
Viscosity
| Gas at atmospheric pressure and 70 oF |
0.015 centipoise |
| Liquid at 0 oF and 291 psig |
0.140 centipoise |
|
|
Heat of Vaporization
| Solid: -109.25 oF |
246.0 BTU/lb |
| Liquid: +1.7 oF 300 psi gauge |
118.0 BTU/lb |
| Liquid: +70.0 oF 838 psi gauge |
63.4 BTU/lb |
|
|
Specific Heat
| Gas at atmospheric pressure and 70 oF |
|
| - At constant pressure |
0.20 BTU/lb - oF |
| - At constant volume |
0.16 BTU/lb - oF |
|
|
| Critical Pressure |
1056 psig |
|
| Critical Volume |
0.0342 lb/cu ft |
|
Triple Point
| Temperature-pressure combination at which CO2 can exist simultaneously as a solid, liquid or gas |
-69.83 oF, 60.5 psig |
|
