Development and application of a routine robust graphite/poly(lactic acid) composite electrode for the fast simultaneous determination of Pb2+ and Cd2+ in jewelry by square wave anodic stripping voltammetry

New Journal of Chemistry v. 42, n. 24, p. 19537-19547, 2018 3.201 10.1039/c8nj03501f Silva, A. L.; Corrêa, M. M.; Oliveira, G. C. de ; Michel, R. C.; Semaan, F. S.; Ponzio, E. A. 2018