July 2017

Investigation of possible human exposure to metals concentration in vegetables

This study assesses the health risk of metals concentration in spinach and onions obtained from different suppliers (suppliers 1, 2, 3, 4 and 5) in Mafikeng, South Africa. The following elemental concentrations of As, Ba, Bi, Cu, Cr, Co, I, Mn, Ni, Pb, Sr, Th, Rb, V and U were tested in spinach and onions using inductively coupled plasma–mass spectrometry (ICP-MS). The result shows that Bi, I, Th, Pb and U were...

Author(s): Hilma Rantilla Amwele, Lebogang Motsei, Gideon Kalumbu, Nnenesi Kgabi, Raymond Limen Njinga, and Victor Makondelele Tshivhase