Carbon Dioxide (R744)

Fluid ID: CO2

Open in Tool Open Property Lookup All fluids

This page summarizes key data for Carbon Dioxide (R744) and provides a deep link to open FluidTool with the calculator prefilled for this fluid.

Key data

CategoryNatural

TypePure/Pseudo-Pure

SafetyA1

GWP (100yr)—

ODP—

FormulaC_{1}O_{2}

Critical temperature304.13 K (30.98 °C)

Critical pressure7.377 MPa

Notes: safety classifications and environmental metrics can vary by source and standard. Where values are not available for a fluid, this page shows “—”. Always verify with local regulations, SDS/manufacturer guidance, and authoritative references.

Related references

Use this fluid page as a starting point, then jump into PT charts, property lookup, and related concepts.

Open Carbon Dioxide (R744) in Props Open Property Lookup Refrigerant PT chart guide Critical point GWP & ODP Saturation pressure vs temperature

References

Calculations and property correlations are powered by the open-source CoolProp library. Values shown above are derived from the CoolProp fluid database and may change between versions.