Chemical constituents and ecotoxicological effect of the volatile oil from leaves of eucalyptus urograndis (Mirtaceae)

期刊论文
摘要:
The volatile oil from the leaves of E. urograndis was analyzed by GC and GC-MS. It was identified 10...
doi:
10.1590/S0100-40422010000700016
作 者:
Silva, Grácia Divina...
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Quimica nova

Quinary axis: an element of symmetry that occurs in molecules and quasicrystals - a didactic experiment of crystallography

期刊论文
摘要:
Axis of quinarysymmetry occur in molecular symmetry, as in the case of fullerenes, and in crystallin...
doi:
10.1590/S0100-40422010000900028
作 者:
Baptista, Luis Andre...
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Quimica nova

Storage influence of dried leaves on patchouly (Pogostemon cablin Benth.) essential oil

期刊论文
摘要:
The aim of thiswork was to evaluate the influence of five storage times of dry leaves of twopatchoul...
doi:
10.1590/S0100-40422010000600008
作 者:
Vieira, Sylvia Danta...
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Quimica nova

Modern stationary phases for reversed phase high performance liquid chromatography

期刊论文
摘要:
This review first discusses the limitations of many of the supports and stationary phases used in re...
doi:
10.1590/S0100-40422010000700024
作 者:
Jardim, Isabel C. S....
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Quimica nova

MSPD procedure combined with GC-MS for the determination of procymidone, bifenthrin, malathion and pirimicarb in honey

期刊论文
摘要:
A method basedon matrix solid-phase dispersion and gas chromatography-mass spectrometry todetermine ...
doi:
10.1590/S0100-40422010000600024
作 者:
Bezerra, Débora Sant...
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Quimica nova

Influence of physicochemical and elemental composition on honey colors produced by Apis mellifera in southwest Bahia using multivariate analysis

期刊论文
摘要:
In this study honeysamples produced in the southwest of Bahia were characterized based on physicoche...
doi:
10.1590/S0100-40422010000500003
作 者:
Lacerda, Julian Júni...
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Quimica nova

Coumarins and alkaloids from Rauia resinosa (rutaceae)

期刊论文
摘要:
The genus Rauia,that is poorly chemically studied, belongs to the Rutaceae family. This familyhas be...
doi:
10.1590/S0100-40422010001000024
作 者:
Fernandes, João Bati...
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Quimica nova

Biodiesel production by in situ transesterification of sunflower seeds by homogeneous and heterogeneous catalysis

期刊论文
摘要:
The objective ofthis work is to show the results of the in situ transesterification ofsunflower seed...
doi:
10.1590/S0100-40422010000900007
作 者:
Lachter, Elizabeth R...
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Quimica nova

Chemical composition of volatile components of Capsicodendron dinisii Schwancke (Canellaceae)

期刊论文
摘要:
The volatile componentsof the stem bark of Capsicodendron dinisii were obtained by hydrodistillation...
doi:
10.1590/S0100-40422010000100024
作 者:
Torres, Edson
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Quimica nova

Inorganic membranes and catalytic reactors

期刊论文
摘要:
doi:
10.1590/S0100-40421997000500009
作 者:
Rangel, Maria do Car...
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Quimica nova
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