Abstract

In this study, a simple, rapid and inexpensive approach for the screening of heavy metals with photometric reagents was developed based on porous, anodic aluminium oxide (AAO) films, with detection limits of 0.45 mg L−1 (Co2+), 0.25 mg L−1 (Pb2+) and 0.59 mg L−1 (Ni2+).

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