1. Bioanalytical Laboratory, GAIA Research Center, The Goulandris Natural History Museum, Othonos 100 Street, 145 62 Kifissia, Greece, Laboratory of Applied Soil Science, School of Agriculture, Aristotle University of Thessaloniki, 540 06 Thessaloniki, Greece, and Laboratory of Instrumental Pharmaceutical Analysis, Department of Pharmacy, University of Patras, 265 04 Patras, Greece