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A New Spectrophotometric Method for Determination of Selenium in Cosmetic and Pharmaceutical Preparations after Preconcentration with Cloud Point Extraction
A simple, rapid, and sensitive spectrophotometric method for the determination of trace amounts of selenium (IV) was described. In this method, all selenium spices reduced to selenium (IV) using 6 M HCl. Cloud point extraction was applied as a preconcentration method for spectrophotometric determina...
Autores principales: | Soruraddin, Mohammad Hosein, Heydari, Rouhollah, Puladvand, Morteza, Zahedi, Mir Mehdi |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
Hindawi Publishing Corporation
2011
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3103859/ https://www.ncbi.nlm.nih.gov/pubmed/21647287 http://dx.doi.org/10.1155/2011/729651 |
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