1. National Council for Scientific Research CNRS, Lebanese Atomic Energy Commission LAEC, Analysis of Pesticides and Organic Pollutants Laboratory LAPPO, Beirut, Lebanon
2. Laboratory of Analysis of Organic Compounds (509), Faculty of Sciences I, Lebanese University, Hadath, Beirut, Lebanon
3. ISM-LPTC-UMR 5255 (Laboratory of Physico- and Toxico-Chemistry), CNRS, Université Bordeaux 1, 351 Cours de la Libération, 33405 Talence, France