... The description of R22 gas:R22 refrigerant, has properties providing for a broad range of applications, including residential air conditioning, ... main applications include refrigerant(-80°Cgrade),raw material for PTFE productionand intermediate for Halon 1211 production.Refrigerant gas is used in ... ,r406a,r11,r12,r32,r141b,r142b,r123,r152a,r125,r290,r401a,r408a,r409a,r415b,r417a,r502,r507a,r600a etc. ...