Adsorption of phosphate ions on hydrous niobium oxide
摘要：
The adsorption kinetics of phosphate on Nb2O5.nH2O was investigated at initial phosphate concentrati...
doi：
10.1590/S0100-40422009000500023
作 者：
Silva, Maria Lúcia C...
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Química Nova
Comparison of quantification methods in gas chromatography: an experiment for chemistry courses
摘要：
This article describes an experiment designed to teach quantitative determination in gas chromatogra...
doi：
10.1590/S0100-40422009000500043
作 者：
Parrilha, Gabrieli L...
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Química Nova
Physicochemical and mechanical performance of portland cement concrete with recycled styrene-butadiene tyre-rubber waste
摘要：
Physicochemical and mechanical techniques were carried out to characterize three concrete tyre-rubbe...
doi：
10.1590/S0100-40422009000400016
作 者：
Instituto de Tecnolo...
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Química Nova
Determination of valproic acid in serum by high performance liquid chromatography with diode array detection (HPLC-DAD), after derivatization with phenacyl bromide
摘要：
Valproic acid (VA) is a drug used to control seizures in several epileptic conditions. In VA pharmac...
doi：
10.1590/S0100-40422009000500027
作 者：
Linden, Rafael;Werla...
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Química Nova
Reaction mixtures formed by nitrite and selected sulfa-drugs showed mutagenicity in acidic medium
摘要：
Nitrite, which is present in preserved meat and can be produced in the oral cavity by reduction of n...
doi：
10.1590/S0100-40422009000500013
作 者：
Rizzotto, Marcela;Tr...
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Química Nova
Challenges of catalysis acidity in solids
摘要：
This study explores the similarities between solid and liquid acid catalysts highlighting the advant...
doi：
10.1590/S0100-40422009000200044
作 者：
Universidade Federal...
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Química Nova
Degradation of residual pharmaceuticals by advanced oxidation processes
摘要：
The concern about aquatic ecosystems and the potential risk of drinking water contamination by pharm...
doi：
10.1590/S0100-40422009000100034
作 者：
Bautitz, Ivonete Ros...
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Química Nova
Antioxidant activity of lemon seed extract (Citrus limon) added to soybean oil in accelerated incubator-storage test
摘要：
The aim of this work was to evaluate antioxidant activity of lemon seeds added to soybean oil, submi...
doi：
10.1590/S0100-40422009000400022
作 者：
Jorge, Neuza;Univers...
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Química Nova
Characterization of the major nutritional components of Caryocar brasiliense fruit pulp by nmr spectroscopy
摘要：
Pequi (Caryocar brasiliense Camb.), a typical fruit of Brazilian Cerrado, is well known in regional ...
doi：
10.1590/S0100-40422009000900013
作 者：
Grisolia, Cesar Kopp...
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Química Nova
Synthesis and antimicrobial activities of new 4-thiazolidones derived from formipyridine thiosemicarbazones
摘要：
Twelve novel 4-thiazolidinone derivatives (2a-l) have been synthesized by reacting formilpyridine th...
doi：
10.1590/S0100-40422009000600008
作 者：
Lima, José Gildo de;...
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Química Nova
