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Derivative spectrophotometry: a simple strategy for simultaneous determination of food dyes
- 摘要：
- A very simple spectrophotometric method is described for resolving binary mixture of the food colora...
- doi：
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10.1590/S0100-40422006000200010
- 作 者：
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Universidade Estadua...
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Ethnopharmacological, biological and chemical aspects of the Cassia genus
- 摘要：
- Species of Cassia are widely distributed in tropical and subtropical regions throughout the world, a...
- doi：
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10.1590/S0100-40422006000600025
- 作 者：
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Castro-Gambôa, Ian;M...
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Aqueous biphasic systems: an efficient alternative for extraction of ions
- 摘要：
- Solvent extraction has been successfully applied to metal ion preconcentration and often meant the u...
- doi：
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10.1590/S0100-40422006000600031
- 作 者：
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Minim, Luis Antonio;...
- 作者机构：
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- 期刊编号：
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- 期刊标题：
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Química Nova
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"Façamos Químicos" [Let's Make Chemists]: the "birth certificate" of chemistry undergraduate courses in Brazil
- 摘要：
- This work presents a brief retrospective of Jos茅 de Freitas Machado's prominent role in the creation...
- doi：
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10.1590/S0100-40422006000300035
- 作 者：
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Alencastro, Ricardo ...
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Electrogenerated chemiluminescence of luminol using low-cost electrodes
- 摘要：
- The purpose of the study was to observe eletrogenerated chemiluminescence (ECL) of luminol using dif...
- doi：
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10.1590/S0100-40422006000200033
- 作 者：
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Sánchez, Cristián;Sa...
- 作者机构：
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Chemical characterization of Ocimum basilicum L. extracts obtained by high pressure CO2 extraction
- 摘要：
- This work reports extraction yield and chemical characterization of the extracts obtained by high-pr...
- doi：
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10.1590/S0100-40422006000600010
- 作 者：
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Paroul, Natália;Cans...
- 作者机构：
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- 期刊编号：
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- 期刊标题：
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Química Nova
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A novel metabolite from the Chilean mollusk Siphonaria lessoni
- 摘要：
- A new and two previously known metabolites possessing a polypropionate carbon skeleton have been iso...
- doi：
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10.1590/S0100-40422006000100011
- 作 者：
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Rovirosa, Juana;San-...
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Cu and Co exchanged ZSM-5 zeolites: activity towards no reduction and hydrocarbon oxidation
- 摘要：
- |Cux|[SiyAl]-MFI and |Cox|[SiyAl]-MFI catalysts were prepared by ion exchange from |Na|[SiyAl]-MFI z...
- doi：
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10.1590/S0100-40422006000200009
- 作 者：
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Peguin, Robson Pablo...
- 作者机构：
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- 期刊编号：
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- 期刊标题：
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Química Nova
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2006: Cem anos das palavras cromatografia e cromatograma
- 摘要：
- �
- doi：
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10.1590/S0100-40422006000400045
- 作 者：
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Collins, Carol H.;Un...
- 作者机构：
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Continuum solvation models: fundamentals
- 摘要：
- �
- doi：
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10.1590/S0100-40422006000300023
- 作 者：
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Universidade Federal...
- 作者机构：
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- 期刊编号：
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- 期刊标题：
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Química Nova
