Extraction and pre-concentration of volatile organic compounds by membrane permeation for chromatography analysis

期刊论文
摘要:
doi:
10.1590/S0100-40422000000100016
作 者:
Valente, Antonio Lui...
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Quimica nova

A simple and visual demonstration of the heating effect of microwaves in polyaddition reactions

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摘要:
doi:
10.1590/S0100-40422000000400020
作 者:
Mattos, Marcio C. S....
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Quimica nova

X ray diffraction analysis of IrO2/TiO2/CeO2 ceramic oxide films

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摘要:
doi:
10.1590/S0100-40422000000500007
作 者:
Boodts, Julien Franç...
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Quimica nova

Metal speciation under Rhizophora and Avicennia mangles

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摘要:
doi:
10.1590/S0100-40422000000600004
作 者:
Andrade, Regina Céli...
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Quimica nova

INFLUENCE OF AGE OF THE LEAVES OF E. uniflora L. ON CHEMICAL COMPOSITION OF ESSENTIAL OIL

期刊论文
摘要:
GC-FID, GC-MS and NMR spectral data were used to analyze the composition of the essential oils extra...
doi:
10.5935/0100-4042.20150072
作 者:
Braz-Filho, Raimundo...
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Quimica nova

DISTRIBUTION, BIOLOGICAL ACTIVITIES, SYNTHESIS, AND PURIFICATION METHODS FOR PODOPHYLLOTOXIN AND ITS DERIVATIVES

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摘要:
doi:
10.5935/0100-4042.20140294
作 者:
David, Juceni P.;Bra...
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Quimica nova

The centennial of Bohr's molecule

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摘要:
A hundred yearsago, a twenty-eight year old Danish scientist published a series of three papersin wh...
doi:
10.1590/S0100-40422013000700025
作 者:
Lemes, Nelson H. T.;...
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Quimica nova

Biosorption and removal of chromium from water by using moringa seed cake (Moringa oleifera Lam.)

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摘要:
This study evaluated the adsorption capacity of chromium from contaminated aqueous solutions by usin...
doi:
10.1590/S0100-40422013000800005
作 者:
Schwantes, Daniel;St...
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Quimica nova

Hierarchically structured zeolites

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摘要:
This review presents the main characteristics and properties of microporous (zeolites) and ordered m...
doi:
10.1590/S0100-40422013000100023
作 者:
Grecco, Saulo de Tar...
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Quimica nova

Determination of total protein by spectrophotometry: advantages and disadvantages of proposed methods

期刊论文
摘要:
doi:
10.1590/S0100-40421998000600020
作 者:
Zaia, Cássia Thaïs B...
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Quimica nova
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