PROBLEM TO BE SOLVED: To provide a chemical-volatilizing device capable of stably volatilizing the chemical in good efficiency.SOLUTION: The chemical-volatilizing device 1 for volatilizing the chemical by heating a carrier 4 impregnated with the chemical is equipped with a storing body 12 detachably storing the carrier 4 and having a bottom, heaters 13 and 14 for heating the storing body 12, and a protector 21 at least covering an upper opening of the storing body 12. The protector 21 has a volatilizing port 22 for volatilizing the chemical to the exterior at least just above the storing body 12.COPYRIGHT: (C)2008,JPO&INPIT【課題】薬剤を効率良く安定して蒸散させることができる薬剤蒸散装置を提供する。【解決手段】薬剤を含浸させた担持体4を加熱して薬剤を蒸散させる薬剤蒸散装置1であって、担持体4を着脱可能に収容する有底の収容体12と、収容体12を加熱する発熱体13,14と、収容体12の少なくとも上部開口を覆う保護体21とを備え、保護体21は、薬剤を外部に蒸散させる蒸散口22を少なくとも収容体12の直上に有する。【選択図】 図2