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A new gas chromatography/mass spectrometry (GC-MS) method for the multiresidue analysis of pesticides in bread
- 摘要:
- In this work a method for the determination of 15 pesticides in bread samples using gas chromatograp...
- doi:
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10.1590/S0103-50532010000600016
- 作 者:
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Kolberg, Diana I.;Pr...
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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Online isotope dilution and inductively coupled plasma mass spectrometry: from elemental to species quantification
- 摘要:
- Flow analysis has been utilized for elemental and species quantification by online isotope dilution ...
- doi:
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10.1590/S0103-50532010000400002
- 作 者:
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Packer, Ana Paula;Un...
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Journal of the Brazilian Chemical Society
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Spin-exchange effects in elastic electron scattering from linear triatomic radicals
- 摘要:
- In this work, we present a theoretical investigation on spin-exchange effects in elastic electron co...
- doi:
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10.1590/S0103-50532010000200006
- 作 者:
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Lee, M.-T.;Mazon, K....
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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Unusual 1,6-diphenyl-1,3,5-hexatriene (DPH) spectrophotometric behavior in water/ethanol and water/DMSO mixtures
- 摘要:
- The absorption spectra of DPH at fixed concentration do not change with water content in organic sol...
- doi:
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10.1590/S0103-50532010000800013
- 作 者:
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Caetano, Wilker;Univ...
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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Electrochemical removal of CuII in the presence of humic acid
- 摘要:
- The removal of CuII (10 mg L-1) complexed by commercial humic acid (100 mg L-1) was studied at diffe...
- doi:
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10.1590/S0103-50532010000400010
- 作 者:
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Bertazzoli, Rodnei;G...
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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Transition metal oxide nanopowder and ionic liquid: an efficient system for the synthesis of diorganyl selenides, selenocysteine and derivatives
- 摘要:
- We have developed an efficient method for the synthesis of diorganyl selenides and 尾-seleno amines u...
- doi:
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10.1590/S0103-50532010001100008
- 作 者:
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Dornelles, Luciano;B...
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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Counter-Current chromatography separation of isatin derivatives using the sandmeyer methodology
- 摘要:
- A rapid and efficient method, using high-speed counter-current chromatography (HSCCC) technique, was...
- doi:
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10.1590/S0103-50532010000400025
- 作 者:
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Silva, Bárbara V.;Al...
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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Spectroscopic evidence of photodegradation by ultraviolet exposure of tris(8-hydroxyquinoline) aluminum (Alq3) thin films
- 摘要:
- The extrinsic degradation of organic light emitting diodes (OLEDs) remains a critical issue especial...
- doi:
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10.1590/S0103-50532010001200026
- 作 者:
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Cremona, M.;Universi...
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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The coordination chemistry at gold nanoparticles
- 摘要:
- In gold nanoparticles the surface metal atoms play a major role, determining their chemical and phys...
- doi:
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10.1590/S0103-50532010000700003
- 作 者:
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Araki, Koiti;Zamario...
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- 期刊编号:
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- 期刊标题:
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Journal of the Brazilian Chemical Society
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Synthesis and crystal structure of chalcogenide cluster compound
- 摘要:
- Three new cluster compounds were synthesized from Hg(EPh)2 (E = Se, Te; Ph = phenyl) in organic solv...
- doi:
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10.1590/S0103-50532010000700010
- 作 者:
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Lang, Ernesto S.;Vil...
- 作者机构:
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- 期刊编号:
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- 期刊标题:
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Journal of the Brazilian Chemical Society