J2099_202608 Standard of Purity for Recycled R-134a (HFC-134a) and R-1234yf (HFO-1234yf) for Use in Mobile Air-Conditioning Systems
Revised
8/18/2026
- Content
- This SAE Standard applies to:
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Recycled R-134a refrigerant, used in servicing of motor vehicle air-conditioning (A/C) systems
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Recycled R-1234yf refrigerant, used in servicing of motor vehicle air-conditioning (A/C) systems
Hermetically sealed, refrigerated cargo systems are not covered by this document. -
- Citation
- SAE International Technical Standard, Standard of Purity for Recycled R-134a (HFC-134a) and R-1234yf (HFO-1234yf) for Use in Mobile Air-Conditioning Systems, SAE Standard J2099_202608, Revised August 2026, Issued December 1991, https://doi.org/10.4271/J2099_202608.