Improving the solubility of the antichagasic drug benznidazole through formation of inclusion complexes with cyclodextrins

期刊论文
摘要:
This study describes unpublished research on improving the solubility of benznidazole by the formati...
doi:
10.1590/S0100-40422011000900010
作 者:
Universidade Federal...
作者机构:
期刊编号:
期刊标题:
Química Nova

Notions of future Chemistry professionals. axis I: research liberties and demands

期刊论文
摘要:
During the schooling process, images are constructed about research and researcher activities. Based...
doi:
10.1590/S0100-40422011001000013
作 者:
Strack, Ricardo;Pino...
作者机构:
期刊编号:
期刊标题:
Química Nova

A microcontrolled system for monitoring of pH, conductivity and temperature of water at on-line, in situ and remote way

期刊论文
摘要:
A portable microcontrolled system is proposed to monitor conductivity, temperature and pH in on-line...
doi:
10.1590/S0100-40422011000100025
作 者:
Santos, Vagner Bezer...
作者机构:
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期刊标题:
Química Nova

Organic acids in sugarcane spirits' fractions produced in stills and columns

期刊论文
摘要:
The concentration of 14 organic acids of 50 sugarcane spirits samples was determined by gas chromato...
doi:
10.1590/S0100-40422011000100006
作 者:
Serafim, Felipe Augu...
作者机构:
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期刊标题:
Química Nova

Biosilicate®: historical of a highly bioactive brazilian glass-ceramic

期刊论文
摘要:
This paper presents a historical of the Biosilicate庐, a bioactive glass-ceramic developed at the Vit...
doi:
10.1590/S0100-40422011000700023
作 者:
Universidade Federal...
作者机构:
期刊编号:
期刊标题:
Química Nova

Interaction between cationic and conventional nonionic surfactants in the mixed micelle and monolayer formed in aqueous medium

期刊论文
摘要:
Mixed micellization and surface properties of cationic and nonionic surfactants dimethyl decyl-, tet...
doi:
10.1590/S0100-40422011000600018
作 者:
Negm, Nabel A.;Sabag...
作者机构:
期刊编号:
期刊标题:
Química Nova

Historical aspects of chemistry courses in teachers formation in Brazil in the 1930's to 1980

期刊论文
摘要:
This article describes some historical moments in the establishment and development of chemistry tea...
doi:
10.1590/S0100-40422011000100031
作 者:
Universidade Federal...
作者机构:
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期刊标题:
Química Nova

Optimization of saponin extraction conditions from Ampelozizyphus amazonicus by using experimental design and surface response methodology

期刊论文
摘要:
This works describes the use of experimental design and surface response methodology for optimizatio...
doi:
10.1590/S0100-40422011000900023
作 者:
Universidade Federal...
作者机构:
期刊编号:
期刊标题:
Química Nova

Conceptual problems in the learning of chemical equilibrium through acid-base reactions

期刊论文
摘要:
Common student misunderstandings regarding chemical equilibrium are reported taking into account the...
doi:
10.1590/S0100-40422011001000018
作 者:
Universidade de São ...
作者机构:
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期刊标题:
Química Nova

Conceptions of curriculum: what to think lecturers from Chemistry teaching course of the Chemistry Institute of the UFRJ

期刊论文
摘要:
In this paper, we discussed the conceptions of curriculum of teachers' trainers from de course of Ch...
doi:
10.1590/S0100-40422011000800032
作 者:
Universidade Estadua...
作者机构:
期刊编号:
期刊标题:
Química Nova
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