PROBLEM TO BE SOLVED: To improve the degree of freedom of removal of a cartridge from a sterilization apparatus while keeping safety in handling of the cartridge.SOLUTION: A cartridge 500 includes a first container 520 including a lower container 560 and a lid member 570 which covers an upper opening of the lower container 560. The lid member 570 includes: an insertion portion 572 for inserting an extraction tube into the first container 520 and ventilation portions 574-1, 574-2, and 574-3 which are disposed at locations different from the location of the insertion portion 572, and through which gas can be passed from the interior of the first container 520 to the outside.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2017,JPO&INPIT【課題】カートリッジ取扱時における安全性を保ちつつ、滅菌装置からのカートリッジの取り出しの自由度を向上させる。【解決手段】カートリッジ500は、下部容器560と、前記下部容器560の上部開口を覆う蓋部材570と、を備えた第1容器520を含む。前記蓋部材570は、前記第1容器520の内部に抽出管を挿入するための挿入部572と、前記挿入部572とは異なる場所に設けられており、前記第1容器520の内部から外部へ気体を通すことができる通気部574-1,574-2,574-3と、を備える。【選択図】図2