Supercritical Carbon Dioxide (SCCO2)

6/15/99

5

CO2_01A Rev. 1.0

• A distinct phase with unique physical and thermodynamic properties.
• Occurs only if T > 88 F andP > 1057 psig.
• Unlike a gas, SCCO2 is a good solvent.
• Unlike a liquid, SCCO2 can be easily cleaned of contaminants and recycled.

Temperature

Pressure

Solid

Liquid

Gas

Supercritical

Fluid

88 F

1057

psig

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