... R507 of all specifications 2.OEM is accepted 3.Purity 99.9% 4.SGS/REACH/CE/DOT/PONY/ISO14001/ISO16949 Mixed Refrigerant ... Application:Retrofited refrigerant for R22 and R502 Quality standard : Purity, %≥99.9Moisture, PPm≤10Acidity, PPm≤1Vapor Residue, PPm≤100AppearanceColorless, No turbidOdorNo ...