Terpenes with insecticidal activity: an alternative to chemical control of insects

期刊论文
摘要:
Many substances from different sources have been used by men for decades to control insects. After t...
doi:
10.1590/S0100-40422003000300017
作 者:
Viegas Júnior, Cláud...
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Química Nova

A proposal of synthesis for the integrated teaching of organic and inorganic experimental chemistry in the undergraduate courses

期刊论文
摘要:
The synthesis of the layered compound VO(PO4)(H2O)2 and its use to oxidize 2-butanol to the ketone 2...
doi:
10.1590/S0100-40422003000100024
作 者:
Farias, Robson Ferna...
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Química Nova

Construction and application of UNS S31254 stainless steel as indicator electrode in conductimetric tritations

期刊论文
摘要:
UNS S31254 SS electrodes have been built to substitute platinum in conductimetric titrations. The el...
doi:
10.1590/S0100-40422003000100005
作 者:
Terra, Lúcia Helena;...
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Química Nova

Chemical contituents of Alchornea glandulosa (Euphorbiaceae)

期刊论文
摘要:
Chemical investigation of the leaves of Alchornea glandulosa (Euphorbiaceae) afforded a mixture of b...
doi:
10.1590/S0100-40422003000600008
作 者:
Foglio, Mary Ann;Cen...
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Química Nova

Crystallization and critical cooling rate to vitrify poly(decamethylene sebacate)

期刊论文
摘要:
We synthesized Poly(decamethylene sebacate) 聳 P10MS - and studied its overall crystallization rates ...
doi:
10.1590/S0100-40422003000200011
作 者:
Universidade Federal...
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Química Nova

Prof. Dr. Wilson A. Gazotti Jr.

期刊论文
摘要:
doi:
10.1590/S0100-40422003000400032
作 者:
Unicamp;De Paoli, Ma...
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Química Nova

Novel santalane sesquiterpenoids from the stem bark of Duguetia glabriuscula - Annonaceae

期刊论文
摘要:
Five novel santalane-type sesquiterpenes were isolated from the stem bark of Duguetia glabriuscula 聳...
doi:
10.1590/S0100-40422003000400013
作 者:
Universidade Federal...
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Química Nova

Mineral influence on chemical composition of drinking water supply from Mogi-Guaçu and Pardo rivers

期刊论文
摘要:
This work studied bottom sediment from catchment area of 13 stations of water treatment of Mogi-Gua莽...
doi:
10.1590/S0100-40422003000100004
作 者:
Pires, Maria Apareci...
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Química Nova

Intensities of 4f-4f transitions in glass materials

期刊论文
摘要:
In this article we review some of the basic aspects of rare earth spectroscopy applied to vitreous m...
doi:
10.1590/S0100-40422003000600018
作 者:
Universidade Federal...
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Química Nova

Determination of As in environmental organic samples by atomic absorption spectrometry with electrothermal atomization after O2 bomb combustion

期刊论文
摘要:
The toxicity of the major As species present in the environment justifies the effort for quantifying...
doi:
10.1590/S0100-40422003000500007
作 者:
Satte, Maria Salete ...
作者机构:
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期刊标题:
Química Nova
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