PROBLEM TO BE SOLVED: To take chemicals in and out of a tray through one action for a chemical setting apparatus and a chemical rug for recognizing the setting conditions and using conditions of the chemicals on the tray on the basis of tag detection.SOLUTION: The chemical setting apparatus includes: a detector 10 provided with an antenna 14 connected to a tag reader 15 and a tray part 13 fixed or mounted on the upper part and the chemical rug 20 which is provided with a seat body part 21 where one chemical 8 can be mounted and placed, a movable part 26 whose position (or posture) is regulated by the chemical 8 and an electronic tag 24 for switching the propriety state of communication through the antenna 14 corresponding to the position (or posture), and is in such a size that two or more pieces can be put in the tray part 13.COPYRIGHT: (C)2009,JPO&INPIT【課題】トレー上の薬品類のセット状況や使用状況をタグ検出に基づいて把握する薬品セット装置や薬品座具について、一動作で薬品類をトレーに出し入れできるようにする。【解決手段】タグリーダ15に接続されたアンテナ14とこの上方に固定された又は載置されるトレー部13とを具備した検知装置10と、薬品類8を一つ載せて置ける座体部21とその薬品類8によって位置(又は姿勢)を規制される可動部26とその位置(又は姿勢)に応じてアンテナ14を介する通信の可否状態が切り替わる電子タグ24とを具備しておりトレー部13に複数個を入れられる大きさの薬品座具20とを備える。【選択図】 図1