Characterization of liquid crystals by optical microscopy in polyethoxylated surfactant-alkane-water systems

期刊论文
摘要:
The phase behavior of an alcohol polyethoxylated surfactant with decane and dodecane oil phase varyi...
doi:
10.1590/S0100-40422013000900011
作 者:
Chávez, Gerson;Luzar...
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Química Nova

Biochemical properties of Bacillus sp. ITP-001 lipase immobilized with a sol gel process

期刊论文
摘要:
This work presents biochemical characterization of a lipase from a new strain of Bacillus sp. ITP-00...
doi:
10.1590/S0100-40422013000100010
作 者:
Soares, Cleide Mara ...
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Química Nova

Determination of levodopa in human plasma by high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS): application to a bioequivalence study

期刊论文
摘要:
A sensitive, accurate and simple method using HPLC-MS/MS was developed and validated for levodopa qu...
doi:
10.1590/S0100-40422013000100028
作 者:
Marques, Marlice A. ...
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Química Nova

Detailed characterization of certified reference material of Brazilian coal

期刊论文
摘要:
doi:
10.1590/S0100-40422013000600020
作 者:
Abreu, Cristiane S. ...
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Química Nova

Synthesis and characterization of nanostructured CaZrO3 and BaZrO3

期刊论文
摘要:
doi:
10.1590/S0100-40422013000600003
作 者:
Figueiredo, Laysa Pi...
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Química Nova

Hemocidins derived from hemoglobin: structures, properties and perspectives

期刊论文
摘要:
The increasing incidence of microbial infections, high toxicity, and high level of resistance associ...
doi:
10.1590/S0100-40422013000700017
作 者:
Carvalho, Larissa A....
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Química Nova

A review on chemical treatment of natural fiber for mixing with polyolefins

期刊论文
摘要:
The use of natural fibers as reinforcement in polymer composites has been a focus of interest. Howev...
doi:
10.1590/S0100-40422013000100021
作 者:
Universidade Federal...
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Química Nova

Application of cholesterol determination method to indirectly detect meat and bone meals in ruminant feeds

期刊论文
摘要:
The aim of this study was to verify the presence of meat and bone meal (MBM) in ruminant feed, by id...
doi:
10.1590/S0100-40422013000800021
作 者:
Ferreira, José M.;Ba...
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Química Nova

Drugs of abuse in waters and wastewaters: occurrence, analytical determination and forensic applications

期刊论文
摘要:
Drugs of abuse are commonly used outside medical or legal settings where their production, marketing...
doi:
10.1590/S0100-40422013000200016
作 者:
Universidade de Bras...
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Química Nova

Assessment of knowledge on chemical periodicity in a distance-learning general chemistry class

期刊论文
摘要:
This work describes the software Quiptabela, suggests a teaching activity, and analyses responses of...
doi:
10.1590/S0100-40422013000300019
作 者:
Medeiros, Miguel de ...
作者机构:
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期刊标题:
Química Nova
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