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Physical & Chemical properties

Density

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Description of key information

Estimates for 1,1,1,2-tetrafluoroethane (HFC-134a) density made from molecular weight (102.03) and ideal gas laws are 4.55 Kg/m3 at 0°C, 4.24 Kg/m3 at 20°C and 4.17 Kg/m3 at 25°C.

Key value for chemical safety assessment

Relative density at 20C:
4.24

Additional information

According to REACH Annex VII, 7.4, Column 2, the study does not need conducting as the substance is a gas. Estimates for 1,1,1,2-tetrafluoroethane (HFC-134a) density made from molecular weight (102.03) and ideal gas laws are 4.55 Kg/m3 at 0°C, 4.24 Kg/m3 at 20°C and 4.17 Kg/m3 at 25°C.