The Paint samples were gotten from old houses in areas of Ikorodu, Onipan, Lekki, Berger, Agbado-Ijaye, Lagos Island, Moremi and Makama hall (University of Lagos) and were digested using three different methods, which include 1) Nitric acid and per-chloric acid digestion 2) Nitric acid and hydrogen peroxide digestion 3) Dry ashing digestion...
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