A method for sterilizing with ethylene oxide and the recovery of the ethylene oxide

摘要

in a process for sterilization and recovery of a sterilisiergases ethylene oxide (eo), in particular, the articles to be sterilised in a sterilisierkammer spent materials and the chamber first to 100 mbar or less being evacuated. the chamber is then with a mixture of eo and nitrogen as printed in the chamber that the remaining restluft less than about 10vol.-% of the kammeratmosphu00e4re mind. after exposure to the gas mixture, the chamber again to about 100 mbar or less evacuated and eo is recovered, then at least once again and then printed with nitrogen at about 100 mbar or less being evacuated.