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Thermal conductivity of gas by pulse injection techniques using specific thermal conductivity detector (TCD)
- 摘要:
- This paper presents a procedure to determine the thermal conductivity of gases by pulse injection, u...
- doi:
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10.1590/S0103-50532004000600009
- 作 者:
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Cataluña, Renato;Sil...
- 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
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Principal component analysis of molecular geometries of Cis- and trans-C2H2X2 with X = F or Cl
- 摘要:
- PC1 and PC2 score graphs show how calculated molecular geometries depend on characteristics of the m...
- doi:
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10.1590/S0103-50532004000100009
- 作 者:
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Silva, João Bosco P....
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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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Steroids and flavonoids of Porcelia macrocarpa
- 摘要:
- Three mixtures of steroids (1a+1b, 2a+2b and 3a+3b) and two flavonoid glycosides (4 and 5) were isol...
- doi:
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10.1590/S0103-50532004000400026
- 作 者:
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Chaves, Mariana H.;A...
- 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
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Encapsulation of vanadium complexes in inorganic or hybrid matrices via the sol-gel method: application to the epoxidation of allylic alcohols
- 摘要:
- Vanadium complexes have been encapsulated in inorganic (based on hydrolysis/condensation of tetramet...
- doi:
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10.1590/S0103-50532004000400014
- 作 者:
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Buffon, Regina;Unive...
- 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
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Determination of chloramphenicol in tablets by electrogenerated chemiluminescence
- 摘要:
- Chloramphenicol was determinate by electrogenerated chemiluminescence coupled to FIA using Ru(bpy)32...
- doi:
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10.1590/S0103-50532004000200004
- 作 者:
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Lindino, Cleber Anto...
- 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
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W+Rh as permanent chemical modifier in simultaneous atomic absorption spectrometry: interference studies on As, Cd, Pb and Se determination
- 摘要:
- A systematic study of Na+, K+, Ca2+, Mg2+, Cl-, NO3-, SO42- and PO43- interference on the simultaneo...
- doi:
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10.1590/S0103-50532004000100013
- 作 者:
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Oliveira, Elisabeth;...
- 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
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Determination of lead in bone by electrothermal atomic absorption spectrometry with Zeeman effect background correction
- 摘要:
- A simple method for measuring trace levels of Pb in bone by electrothermal atomic absorption spectro...
- doi:
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10.1590/S0103-50532004000400007
- 作 者:
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Herms, Friedrich W.;...
- 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
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Monte Carlo simulation of the adsorption of phenol on gold electrodes: a simple model
- 摘要:
- Canonical Monte Carlo simulations, at 298 K, of the adsorption of phenol in a dilute aqueous solutio...
- doi:
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10.1590/S0103-50532004000200011
- 作 者:
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University of Lisboa...
- 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
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Studies on indium sorption from iodide medium by polyurethane foam
- 摘要:
- The sorption behavior of indium iodide onto polyether-based polyurethane (PUF) foam was investigated...
- doi:
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10.1590/S0103-50532004000400019
- 作 者:
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Ferreira, Elizabeth ...
- 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
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Enantioselective analysis of omeprazole in pharmaceutical formulations by chiral high-performance liquid chromatography and capillary electrophoresis
- 摘要:
- We developed two sensitive and simple assay procedures based on high- performance liquid chromatogra...
- doi:
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10.1590/S0103-50532004000200025
- 作 者:
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Universidade de São ...
- 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