【摘要】 用磷钨酸涂覆离子敏感场效应晶体管（ＩＳＦＥＴ）制成药物敏感场效应晶体管（ＤｒｕｇＦＥＴ）。该器件具有全固态化、易微型化、集成化和多功能化等特点。用其对药物制剂的含量进行测定，所得结果和药典分析结果一致。更多还原

【Abstract】 The ion sensitive field effect transistor(ISFET) modified with phosphotungstic acid is presented,and a kind of DrugFET is made.It’s a solid state,small size and can be miniaturized and integrated.It has been used for the determination of dioxopromethazine in medicinal tablet.The results were in agreement with the pharmacopoeia of China.更多还原