01 CYLINDER PRODUCTO ZEPHEZ 134A RESIDUE REFRIGERANT RETURNABLE STEEL CYLINDER - ID NO. 9783 CYLINDER CONTAINS 1,1,1,2-TETRAFLUOROETHANE (REFRIGERANT GAS R134A) ZEPHEX 134A 1,1,1,2-TETRAFLUOROETHANE (CAS 811-97-2) 