An object of the present invention as autoclave sterilization for storage bag , the biological risk of certain waste storage the bag mouth was placed in an autoclave in a state of completely sealed by binding bands , etc. , just as it is subjected to a sterilization process , the bag to provide what can be reliably sterilized . SOLUTION A bag body 1 made of a polypropylene film that does not melt at sterilizing temperatures , and has a vent hole 3 which is sealed by a water-soluble resin film 4 to the plurality of locations . [ Selection Figure ] Figure 1【課題】オートクレーブ滅菌用収納袋として、生物学的危険性のある廃棄物を収納した袋口を結束バンド等により完全に封じた状態でオートクレーブ内に入れ、そのまま滅菌処理を施すだけで、袋内を確実に滅菌できるものを提供する。【解決手段】滅菌処理温度で溶融しないポリプロピレンフィルムからなる袋体1であって、その複数箇所に水溶性樹脂フィルム4によって封鎖された通気穴3を有する。【選択図】図1