Commercial Designation

The following designations are used and appear on component labels and factor tags:

- R-134a
- Tetrafluoroethane
- CH2FCF3
- H-KW 134a
- SUVA(R) 134a
- ARCTON(R) 134a

Color
Refrigerant R-134a is colorless and is invisible as a gas. R-134a when viewed through the sight glass may appear milky due to the mixture of refrigerant and lubricating oil (PAG oil).