| abstract |
The present invention provides a filling nozzle using a resin selected from a cyclic olefin polymer or a cyclic olefin copolymer, or a filling nozzle having a pipeline for supplying a medicinal solution at the lower end of the pipeline A filling port is provided, the outer peripheral cross section of the piping and the filling port is circular, and the inner diameter of the flow path of the filling port is larger than the inner diameter of the piping upstream of the piping. |