Chemical constituents and antioxidant activity from leaves extracts of Terminalia fagifolia Mart. et Zucc
摘要:
Phytochemical investigationof ethanolic leaves extracts of T. fagifolia led to the isolation of(+)-c...
doi:
10.1590/S0100-40422009000600028
作 者:
Rinaldo, Daniel;Viei...
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Quimica nova
Fish protein hydrolyzed obtained by chemical and enzymatic processes from corvina (Micropogonias furnieri)
摘要:
The fish proteins has the advantage of a high sensibility to the hydrolysis and also a balanced comp...
doi:
10.1590/S0100-40422009000100012
作 者:
Martins, Vilásia Gui...
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Quimica nova
Conductometric determination of metformin hydrochloride in pharmaceutical formulations using silver nitrate as titrant
摘要:
A simple, precise,rapid and low-cost conductometric titration method for the determination ofmetform...
doi:
10.1590/S0100-40422009000700043
作 者:
Sartori, Elen Romão;...
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Quimica nova
Human resources for new scenarios
摘要:
The Brazilian Chemical Society 聳 SBQ has madesubstantial contributions to the formation of qualified...
doi:
10.1590/S0100-40422009000300002
作 者:
Andrade, Jailson B. ...
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Quimica nova
Functionality of bluewing searobin (Prionotus punctatus) protein hydrolysates obtained from different microbial proteases
摘要:
The objective ofthis work was to study the influence of enzymes Alcalase, Flavourzyme and Novozymin ...
doi:
10.1590/S0100-40422009000700011
作 者:
Salas-Mellado, Myria...
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Quimica nova
Rainwater ammonium concentrations and estimate of ammonia emissions from domestic animals in Pinheiro and Viana, Baixada Maranhense
摘要:
Rainwater samples(bulk deposition samples) were collected in Pinheiro and Viana. Rainwater pHswere h...
doi:
10.1590/S0100-40422009000900006
作 者:
Mello, William Z. de...
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Quimica nova
Construction and characterization of an electrochemical detector for flow analysis
摘要:
The present workdescribes a low-cost electrochemical "wall-jet" detector for flow analysis.The elect...
doi:
10.1590/S0100-40422009000900033
作 者:
Richter, Eduardo M.;...
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Quimica nova
Oils and fats based biofuels: technological chalendges
摘要:
Periodically, during petroleum shortage, fattyacids and their derivatives have been used as alternat...
doi:
10.1590/S0100-40422009000300020
作 者:
Suarez, Paulo A. Z.;...
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Quimica nova
Theoretical analysis of non-linear optical properties for chemically modified single wall carbon nanotubes
摘要:
Structure and first hyperpolarizability for a series of armchair a(5,5) chemically modified carbon n...
doi:
10.1590/S0100-40422009000200009
作 者:
Carvalho, Ana Cláudi...
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Quimica nova
Determination of 3,4-methylenedioxymethamphetamine (MDMA) in Ecstasy tablets by high performance liquid chromatography with fluorescence detection (HPLC-FD)
摘要:
This paper describesthe development and validation of simple and selective analytical method fordete...
doi:
10.1590/S0100-40422009000400026
作 者:
Costa, José Luiz da;...
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Quimica nova