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Browsing by Author Jaeger, Helena Valli

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Issue DateTitleAuthor(s)
2004Copper, zinc and manganese determination in saline samples employing faas after separation and preconcentration on Amberlite XAD-7 and Dowex 1x-8 loaded with Alizarin Red SKorn, Maria das Graças Andrade; Santos Junior, Aníbal de Freitas; Jaeger, Helena Valli; Silva, Nívia Maria S.; Costa, Antonio Celso Spinola
2002Determinação de Mn, Cu e Zn em matrizes salinas após separação e pré-concentração usando amberlite XAD-7 impregnada com vermelho de Alizarina SSantos Junior, Aníbal de Freitas; Korn, Maria das Graças Andrade; Jaeger, Helena Valli; Silva, Nívia Maria Silveira; Costa, Antonio Celso Spinola
2008Spectrofotometric determination of copper in sugar cane spirit using biquinoline in the presence of ethanol and Triton X-100Rocha, Sarah Adriana do Nascimento; Dantas, Alailson Falcão; Jaeger, Helena Valli; Costa, Antonio Celso Spinola; Leão, Elsimar dos Santos; Gonçalves, Mara Rúbia
1998Spectrophotometric determination of vanadium(IV) in the presence of vanadium(V) using Br-PADAPCosta, Antonio Celso Spinola; Teixeira, Leonardo Sena Gomes; Jaeger, Helena Valli; Ferreira, Sergio Luis Costa
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