Novel Spectrophotometric and HPLC Methods for the Determination of Dinitroaniline and Aryloxyphenoxy Groups fo Herbicides in Environmental Samples

Abstract
All praise for almighty Allah who enabled and encouraged me to complete this work. He has the knowledge of known and unknown, the kind and merciful and the Holy Prophet Hazrat Muhammad Peace Be upon Him who is forever a lantern of guidance and knowledge for humanity as a whole. First, I would like to express my sincere gratitude and deep appreciation to my supervisor Prof. Dr. Jasmin Shah for her encouragement, guidance and direction throughout my PhD research work and during the completion ofthis thesis. Her help smoothed my work very much and her immense patience was essential to the completionof this Project. I feel great pleasure and honor in expressing my sincere gratitude to my co-supervisor Prof .Dr. M. Rasul Jan for his valuable guidance and constant help. I will always remain grateful to him for the liberty he graciously granted meto encroach upon his precioustime. I owe my mostsincere gratitude to Razia Khan, Samina Ashfaq, Amina Asghar, Yasir Shehzad, Ayesha Ali and all of my colleagues and faculty members of College of Home Economics and ICS for their good wishesand friendly help.
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