“Determination of Ascorbic Acid (Vitamin C) by Direct Injection Enthalpimetry (DIE) Technique The Ascorbic Acid Content of Juices of Some Fruits and Pharmaceutical Tablets of Vitamin C Was Determined by a Homemade Apparatus of DIE Technique Using a Thermoc”. 2017. Ibn AL-Haitham Journal For Pure and Applied Sciences 25 (1). https://jih.uobaghdad.edu.iq/index.php/j/article/view/681.