Ultrasonic waves and glass pearls: a new method of extraction of beta-galactosodade for use in laboratory
摘要:
The optimization of a traditional technique of cellular disruption by abrasion was carried out and a...
doi:
10.1590/S0100-40422008000200028
作 者:
Burkert, Carlos Andr...
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Química Nova
Multivariate analysis of phisico-chemical parameters in samples of red wines sold in the metropolitan area of Recife
摘要:
The Brazilian legislation requires analysis of certain parameters to classify a wine and allow its c...
doi:
10.1590/S0100-40422008000200020
作 者:
Andrade, Marcelo Far...
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Química Nova
Simultaneous determination of creatinine and biological indicators of exposure to toluene, styrene and xylenes in urine by high performance liquid chromatography
摘要:
A simple liquid chromatographic method for the simultaneous determination of creatinine, hippuric ac...
doi:
10.1590/S0100-40422008000700045
作 者:
Patuzzi, Ana Luiza M...
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Química Nova
Isolation and identification of morin in Brazilian honey from Apis mellifera
摘要:
The flavonoid fraction was purified by a combination of chromatography on Amberlite XAD-2 and prepar...
doi:
10.1590/S0100-40422008000600036
作 者:
Lianda, Regina Lucia...
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Química Nova
Optimization of the methodology for deoxynivalenol derivatization by experimental planning
摘要:
The objective of this work was to optimize the derivatization reaction for determining deoxynivaleno...
doi:
10.1590/S0100-40422008000200015
作 者:
Badiale-Furlong, Eli...
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Química Nova
Supercritical CO2 recovery of caffeine from green coffee oil: new experimental solubility data and modeling
摘要:
The caffeine solubility in supercritical CO2 was studied by assessing the effects of pressure and te...
doi:
10.1590/S0100-40422008000600009
作 者:
Universidade Federal...
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Química Nova
Evaluation of the chemical compostion of wine produced from jabuticaba (Myrciaria jabuticaba)
摘要:
This work aimed to characterize the chemical composition of samples of alcoholic beverages fermented...
doi:
10.1590/S0100-40422008000300025
作 者:
Mota, Saulo José Dor...
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Química Nova
Nitrous oxide fluxes at the air-sea interface in Guanabara Bay
摘要:
In Surface water concentrations of N2O were measured at 37 stations in Guanabara Bay and fluxes esti...
doi:
10.1590/S0100-40422008000700003
作 者:
Universidade Federal...
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Química Nova
Essential oils from leaves of cryptocarya spp from the atlantic rain forest
摘要:
The essential oils from leaves of four Cryptocarya spp endemic in the Brazilian Atlantic rain forest...
doi:
10.1590/S0100-40422008000300007
作 者:
Instituto Agronômico...
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Química Nova
Triterpenes and antitubercular activity of Byrsonima crassa
摘要:
We evaluated the potential antitubercular activity of triterpenes obtained from leaves and bark of B...
doi:
10.1590/S0100-40422008000700023
作 者:
Leite, Clarice Queic...
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Química Nova