1. Department of Biochemistry, College of Veterinary Medicine Tikrit University Tikrit Iraq
2. Department of Chemistry, College of Science Wasit University Kut Iraq
3. Department of Chemistry, College of Science Baghdad University Baghdad Iraq
4. Department of Chemistry, College of Education for Pure Science Tikrit University Tikrit Iraq
5. Chemistry Department, Science College Imam Mohammad Ibn Saud Islamic University Riyadh Saudi Arabia
6. Toxic and Narcotic Drug, Forensic Medicine Department Mansoura Laboratory, Medicolegal Organization, Ministry of Justice Egypt