This SAE Standard applies to Carbon Dioxide R-744 refrigerant used to service motor vehicle passenger air-conditioning (A/C) systems designed to use CO2 (R-744).

Hermetically sealed, refrigerated cargo systems are not covered by this document.

Rationale

The purpose of this SAE Standard is to establish the minimum level of purity required and container specifications for Carbon dioxide (CO2) refrigerant use in, mobile air-conditioning (A/C) systems.