R134A SNOW BABY 1,1,1,2-tetrafluoroethane (HFC) UN Number 3159 INDG 2138 R134A SNOW BABYChemical Name1,1,1,2-tetrafluoroethane (HFC)Chemical FormulaCH2FCF3 ApplicationAutomotive replacement for R-12, Stationary A/C,Medium Temp Refrigeration OilPolyolester UN Number 3159INDG 2138 Appearance And Odor : Colorless Liquied GasGAS Boiling Point: -27F,-33C Vapor Pressure (MM Hg/70 F): 96 PSIA Vapor ...