Multivariate optimization of a spectroph
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Luiz Fernando S. Caldas; Barbara Bruna A. Francisco; Annibal D. Pereira Netto; R
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Article
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2011
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Elsevier Science
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English
⚖ 346 KB
This present work reports a multivariate optimization of a spectrophotometric method for copper determination in sugar-cane spirits, exploring the reaction of Cu(II) with phenylfluorone (PF) in the presence of cetylpyridinium chloride (CPC) and Triton X-100. The optimization strategy was based on th