Suniso performance lubricants, specifically designed for use in refrigeration compressors and heat pumps. Highly stable, essentially wax free and providing excellent low temperature properties and assuring long trouble-free life. The oil can be used in virtually any installation, regardless of compressor or evaporation temperature and are miscible with (H)CFC refrigerants and natural refrigerants. SUNISO GS Oils are miscible well with HCFC and CFC refrigerants such as R-22, R-502 and R-12 while featuring excellent stability and giving long trouble-free service life in the refrigeration systems using above refrigerants. In addition, it also perform excellently with natural refrigerants such as R-717, R-600a and R-290, refined from specially selected naphthenic crude oils by special method assuring excellent lubricity and other properties