Special adapter for rotary evaporators for srew thread vials 5 ml and 10 ml

Special adapter for rotary evaporator for srew thread vials 5 ml and 10 ml (137004407 and 137004408), for distillation direct from the storage jar without transfer. The unit consists socket size 29/32, centered, to fix into the shaft of the vapor tube and a double-ended PVDF screw part with an inner FKM PTFE transparent coated O-ring, to fit srew thread vials 5 ml and 10 ml