أرسل هذا في رسالة قصيرة: Indirect determination of dopamine and paracetamol by electrochemical impedance spectroscopy using azo coupling reaction with oxidized 2,4-dinitrophenylhydrazine (DNPH): Application in commercial tablets

  ______     ___      ____     __   __    ____    
 /_   _//   / _ \\   |  _ \\   \ \\/ //  |  _ \\  
 `-| |,-   | / \ ||  | |_| ||   \ ` //   | |_| || 
   | ||    | \_/ ||  | .  //     | ||    | .  //  
   |_||     \___//   |_|\_\\     |_||    |_|\_\\  
   `-`'     `---`    `-` --`     `-`'    `-` --`