... and gas dissolved insecticides launch agent,commercial air condition R - 134a refrigerant,ethane 1,1,1,2 - ... purity%with refrigerant ND ND ND ND <1 -12.7 -3.1 -36.2 4.3 -27 ... safe CFC - 12 substitute, widely used in using R - 12 (R12 and Freon 12, F - 12, CFC - 12, Freon 12, two chlorine two ... .e. don't usually can change hematic type replacement). Refrigerant packagingOne-time tin packing: 300 grams/teams ...