PROBLEM TO BE SOLVED: To provide a charging adapter and a chemical liquid charging set which allow a user to easily discriminate completion of charging a chemical liquid into a chemical liquid storage part even when the color of the chemical liquid is difficult to see.SOLUTION: A charging adapter 3 comprises a suction path 95 which communicates with a liquid feed port 62b and communicates with a suction mechanism 13 for sucking a gas inside a chemical liquid storage part 62 and a notification part 101 which is provided at the suction path 95 to visually display a chemical liquid passing through the suction path 95.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2016,JPO&INPIT【課題】薬液の色が見え難い場合でも、薬液貯蔵部への薬液の充填完了を容易に判別することができる充填アダプタ及び薬液充填セットを提供する。【解決手段】充填アダプタ3は、送液ポート62bと連通し、薬液貯蔵部62内の気体を吸引する吸引機構13と連通する吸引通路95と、吸引通路95に設けられ、吸引通路95を通過する薬液を視認可能に表示する報知部101と、を備えた。【選択図】図3