caa a22 4500 467996245 CHVBK 20180323112558.0 cr unu---uuuuu 170328e19900101xx s 000 0 eng 10.1007/BF01244498 doi (NATIONALLICENCE)springer-10.1007/BF01244498 1,5-bis-(2,3-dihydroxy-phenylmethylene)-thiocarbohydrazone as reagent for the spectrofluorimetric determination of nanogram amounts of gallium [Elektronische Daten] [José Santana, Melchor González-Dávila, Ana Afonso, Francisco García-Montelongo] A method is developed for the spectrofluorimetric determination of nanogram amounts of gallium using 1,5-bis-(2,3-dihydroxy-phenylmethylene)-thiocarbohydrazone in a 60% (v/v) ethanol-water medium phthalate buffered to pH* 3.5 (λex 400 nm, λem 493 nm, corrected), which allows the determination of 20-100 and 120-600 μg/ml with 1.32 and 0.80 as relative error, respectively, and 5.1 ng·ml−1 as detection limit. Interferences have been evaluated and the method applied to the determination of gallium in samples of bovine liver, heart and kidney. Springer-Verlag, 1990 gallium nationallicence spectrofluorimetric nationallicence biological samples nationallicence 1,5-bis-(2,3-dihydroxy-phenylmethylene)-thiocarbohydrazone nationallicence Santana José Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut González-Dávila Melchor Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut Afonso Ana Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut García-Montelongo Francisco Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut Microchimica Acta Springer-Verlag 100/1-2(1990-01-01), 55-61 0026-3672 100:1-2<55 1990 100 604 https://doi.org/10.1007/BF01244498 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/BF01244498 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Santana José Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut NATIONALLICENCE 700 1- González-Dávila Melchor Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut NATIONALLICENCE 700 1- Afonso Ana Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut NATIONALLICENCE 700 1- García-Montelongo Francisco Department of Analytical Chemistry, University of La Laguna, E-38204, La Laguna, Tenerife, Spain aut NATIONALLICENCE 773 0- Microchimica Acta Springer-Verlag 100/1-2(1990-01-01), 55-61 0026-3672 100:1-2<55 1990 100 604 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer