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Mostrando ítems 11-20 de 63
Uso de modificadores permanentes em filamento de tungstênio para aprisionamento de hidretos de arsênio, selênio, antimônio e vapor de mercúrio e determinação por espectrometria de absorção atômica.
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Química - PPGQ, 2005-12-08)
In this work, a systematic evaluation of permanent chemical
modifiers on tungsten coil atomizer for in situ trapping of selenium hydride (H2Se), arsine (AsH3), stibine (SbH3) and mercury vapor was done. The trapping occurred ...
Simultaneous determination of Cd and Pb in antibiotics used in sugar-cane fermentation process by GFAAS
(2006-09-12)
A method has been developed for the simultaneous determination of Cd and Pb in antibiotics used in sugar-cane fermentation by GFAAS. The integrated platform of transversely heated graphite atomizer was treated with tungsten ...
Simultaneous determination of Cd and Pb in antibiotics used in sugar-cane fermentation process by GFAAS
(2006-09-12)
A method has been developed for the simultaneous determination of Cd and Pb in antibiotics used in sugar-cane fermentation by GFAAS. The integrated platform of transversely heated graphite atomizer was treated with tungsten ...
Direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirits by graphite furnace AAS using Tungsten permanent modifier with Co-injection of Pd/Mg(NO3)(2)
(Perkin-elmer Corp, 2007-09-01)
A method was developed using the multi-element graphite furnace atomic absorption spectrometry technique for the direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirit (cachaqa) samples. ...
Direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirits by graphite furnace AAS using tungsten permanent modifier with co-injection of Pd/Mg(N03)2
(2007-09-01)
A method was developed using the multi-element graphite furnace atomic absorption spectrometry technique for the direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirit (cachaça) samples. ...
Direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirits by graphite furnace AAS using tungsten permanent modifier with co-injection of Pd/Mg(N03)2
(2007-09-01)
A method was developed using the multi-element graphite furnace atomic absorption spectrometry technique for the direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirit (cachaça) samples. ...
Direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirits by graphite furnace AAS using Tungsten permanent modifier with Co-injection of Pd/Mg(NO3)(2)
(Perkin-elmer Corp, 2007-09-01)
A method was developed using the multi-element graphite furnace atomic absorption spectrometry technique for the direct and simultaneous determination of As, Cu, and Pb in Brazilian sugar cane spirit (cachaqa) samples. ...