Determination of total as and inorganic arsenic species for the environmental quality monitoring of groundwaters

期刊论文
摘要:
doi:
10.1590/S0100-40422009000400027
作 者:
Coscione, Aline René...
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Química Nova

Volatile chemical constituents of the leaves and twigs from Zanthoxylum syncarpum Tull.

期刊论文
摘要:
The essential oils of the leaves and twigs from Zanthoxylum syncarpum Tull. were examined by GC/MS a...
doi:
10.1590/S0100-40422009000200023
作 者:
Lima Neto, Manoel Ne...
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Química Nova

Double-bilayer: a new phase formed by lysophospholipids and the corresponding fatty acid

期刊论文
摘要:
The product of catalytic activity of the enzyme phospholipase A2, which resembles the core unit of a...
doi:
10.1590/S0100-40422009000400015
作 者:
Richter, Frank;DESY;...
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期刊标题:
Química Nova

Kinetic measurements during transient film growth on zinc

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摘要:
The electrochemical behaviour of zinc has been extensively studied in alkaline and acid media, but o...
doi:
10.1590/S0100-40422009000200022
作 者:
Lobo, Rui F. M.;Sant...
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Química Nova

In vitro antimicrobial and antioxidant activities of a crude extract and fractions from Buddleja thyrsoides Lam. Leaves

期刊论文
摘要:
Crude extract and fractions of Buddleja thyrsoides were investigated regarding antioxidant activitie...
doi:
10.1590/S0100-40422009000200002
作 者:
Spader, Tatiana Borb...
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Química Nova

Silica based hybrid materials obtained by the sol-gel method

期刊论文
摘要:
This review deals with silica based hybrid materials obtained by the sol-gel method. It involves con...
doi:
10.1590/S0100-40422009000700039
作 者:
Costa, Tania M. H.;M...
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Química Nova

The chemical amount in classical sciences

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摘要:
The chemical amount values vary in a discrete or continuous form, depending on the approach used to ...
doi:
10.1590/S0100-40422009000700046
作 者:
Bassi, Adalberto Bon...
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Química Nova

Bioactive compounds and antioxidant activity of conilon coffee submitted to different degrees of roasting

期刊论文
摘要:
The bioactive compounds and antioxidant activity presented by Conilon coffee (C. Canephora) variety,...
doi:
10.1590/S0100-40422009000200011
作 者:
Universidade Federal...
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期刊标题:
Química Nova

Evaluation of contamination on Sabino streamlet (Basin Rio Tibiri) by heavy metals originated from waste and effluents of the Ribeira landfill, in São Luis island, state of Maranhão, Brazil

期刊论文
摘要:
This work aimed to carry out an environmental monitoring in sabino narrow river (affluent of Tibiri ...
doi:
10.1590/S0100-40422009000400025
作 者:
Universidade Católic...
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Química Nova

Biodiesel: quality parameters and analytical methods

期刊论文
摘要:
The establishment of quality standards for biodiesel was a
doi:
10.1590/S0100-40422009000600044
作 者:
Universidade Estadua...
作者机构:
期刊编号:
期刊标题:
Química Nova
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