Browsing Exact and Earth Sciences by Subject "Cadmium"

Now showing items 1-3 of 3

    • Complexations of Divalent Metallic Ions with Fulvic Acids 

      Vaz, Denise de Oliveira; Fernandes, Andreia Neves; Szpoganicz, Bruno (2018) [Journal article]
      In this work, the interactions of the functional groups of fulvic acids with copper, cadmium and zinc bivalent ions was investigated by potentiometry. The BEST7 software was employed to investigate the interactions of the ...

    • Multivariate optimization and validation of an analytical method for the determination of cadmium in wines employing ET AAS 

      Ferreira, Sérgio Luis Costa; Jesus, Robson M. de; Matos, Geraldo Domingues; Andrade, Jailson Bittencourt de; Bruns, Roy Edward; Santos, Walter Nei Lopes dos; Cavalcante, Danuza D.; Vale, Maria Goreti Rodrigues; Dessuy, Morgana Bazzan (2009) [Journal article]
      O presente trabalho descreve a otimização e validação de um método para determinação direta de cádmio em amostras de vinho por espectrometria de absorção atômica com atomização eletrotérmica (ET AAS). A otimização foi ...

    • Removal of Cd+2 from aqueous solutions onto polypyrrole coated reticulated vitreous carbon eletrodes 

      Tramontina, Jucelânia; Machado, Giovanna; Azambuja, Denise Schermann; Piatnicki, Clarisse Maria Sartori; Samios, Dimitrios (2001) [Journal article]
      The development of simple methods for removal of heavy metals from aqueous samples is a relevant field of research. In this connection, the electrodeposition of the Cd+2 ion, one of the most toxic species for animals and ...