Collect. Czech. Chem. Commun. 1993, 58, 1509-1524
https://doi.org/10.1135/cccc19931509

The Spectrophotometric Determination of Elements with Chromazurol S in the Presence of Cetyltrimethylammonium Bromide and Triton X-100. II. Multicomponent Spectrophotometric Determination of the Sum of the Rare Earth Elements, Al, Fe and Th Using Multivariate Calibration with PLS Data Evaluation

Luděk Jančář, Jan Preisler and Lumír Sommer

Department of Analytical Chemistry, Masaryk University, 611 37 Brno, Czech Republic

Individual author index pages


Other CCCC articles of these authors

  • Petr Táborský, Jan Preisler, Patrik Vrábel, Markéta Ryvolová and Josef Havel
    Extrinsic fluorescence of peptides: Labelling of humanin derivatives for CE-LIF
    Symposium Series 2005, Vol. 8, pp. 94–96 [Abstract]
    Published online 2015-11-06 11:59:51
  • Patrik Vrábel, Petr Táborský, Markéta Ryvolová, Helena Řehulková, Josef Havel and Jan Preisler
    Study of fluorescently labelled peptides and small proteins using capillary electrophoresis combined with laser induced fluorescence and MALDI MS detection
    Symposium Series 2005, Vol. 8, pp. 103–106 [Abstract]
    Published online 2015-11-06 11:59:27
  • Renata Komendová-Vlašánková and Lumír Sommer*
    Separation and Preconcentration of Platinum Group Metals and Gold on Modified Silica and XAD Sorbents in the Presence of Cationic Surfactants for Their Determination by ICP-AES
    2002, Vol. 67, Issue 4, pp. 454–470 [Abstract]
  • Josef Doležal and Lumír Sommer
    HPLC of Platinum Metals and Gold Based on Their Bromo Complexes
    1997, Vol. 62, Issue 7, pp. 1029–1042 [Abstract]
  • Josef Doležal and Lumír Sommer
    Reverse-Phase High Performance Liquid Chromatography of Metal Chelates of 4-(2-Pyridylazo)resorcinol and 4-(2-Thiazolylazo)resorcinol. Simultaneous Determination of Low Concentrations of Co, Ni and Fe
    1994, Vol. 59, Issue 10, pp. 2209–2226 [Abstract]
  • Jiří Perůtka, Josef Havel and Luděk Jančář
    Multicomponent Spectrophotometric Analysis of Metal Ions Based on Simultaneous or Consecutive Application of Several Reagents
    1994, Vol. 59, Issue 9, pp. 1951–1963 [Abstract]
  • Jan Vácha and Lumír Sommer
    Preconcentration of Uranium(VI) on Modified and Unmodified Amberlite XAD 4 Sorbent
    1993, Vol. 58, Issue 8, pp. 1813–1820 [Abstract]
  • Jan Preisler, Luděk Jančář and Lumír Sommer
    The Spectrophotometric Determination of Elements with Chromazurol S in the Presence of Cetyltrimethylammonium Bromide and Triton X-100. I. The Determination of the Sum of the Rare Earth Elements
    1993, Vol. 58, Issue 7, pp. 1495–1508 [Abstract]
  • Viktor Kanický, Jiří Toman, Vítězslav Otruba and Lumír Sommer
    Study on 50 MHz ICP Torch with Medium Resolution Spectrometer. Determination of Rare Earth Elements in Complicated Matrices
    1993, Vol. 58, Issue 5, pp. 1013–1041 [Abstract]
  • Josef Komárek, Martina Slaninová, Jan Vřešťál and Lumír Sommer
    Determination of cadmium by electrothermal atomic absorption spectrometry
    1991, Vol. 56, Issue 10, pp. 2082–2095 [Abstract]
  • Luděk Jančář, Irena Jančářová and Josef Havel
    A comparison of spectrophotometric methods for the determination of uranium
    1991, Vol. 56, Issue 4, pp. 774–784 [Abstract]
  • Vladimír Buršík, Vlastimil Kubáň and Lumír Sommer
    The simultaneous determination of Fe(III) and Cu(II) in the presence of Zn(II) using 2-(5-bromo-2-pyridylazo)-5-(diethylamino)phenol
    1988, Vol. 53, Issue 12, pp. 3040–3049 [Abstract]
  • Luděk Jančář, Josef Havel and Lumír Sommer
    Spectrophotometric study of analytical reactions of triphenylmethane dyes with uranyl in the presence of cationic surfactants
    1988, Vol. 53, Issue 7, pp. 1424–1460 [Abstract]
  • Marie Langová, Zdeněk Šimek, Jitka Chromá and Lumír Sommer
    A spectrophotometric study of the complexation equilibria and the determination of nickel(II) with 4-(2-pyridylazo)resorcinol, 4-(2-thiazolylazo)resorcinol, and 2-(5-bromo-2-pyridylazo)-5-(diethylamino)phenol
    1987, Vol. 52, Issue 4, pp. 878–912 [Abstract]
  • Luděk Jančář, Josef Havel, Vlastimil Kubáň and Lumír Sommer
    Effective spectrophotometric study of the complexation reactions of 2-(2-pyridylazo)-1-naphthol-4-sulphonic acid with Zn(II) and Cd(II) using the SQUAD-G program
    1982, Vol. 47, Issue 10, pp. 2654–2675 [Abstract]
  • Irena Burešová, Vlastimil Kubáň and Lumír Sommer
    Comparison of the reactions of beryllium(II) ions with hydroxytriphenylmethane dyes in the presence of cationic and nonionic tensides. A rapid spectrophotometric method for determining Be(II) ion with eriochromcyanine R in the presence of Septonex
    1982, Vol. 47, Issue 5, pp. 1321–1333 [Abstract]
  • Sylva Vlčková, Luděk Jančář, Vlastimil Kubáň and Josef Havel
    Spectrophotometric study of the complex equilibria of cadmium(II) ions with 4-(2-pyridylazo)resorcine (PAR) using the SQUAD-G program and the method of determining Cd(II) ions with PAR
    1982, Vol. 47, Issue 4, pp. 1086–1099 [Abstract]
  • Irena Burešová, Vlastimil Kubáň and Lumír Sommer
    Spectrophotometric study of the interaction of Chromazurol S and Eriochromazurol B with surface active substances - tensides
    1981, Vol. 46, Issue 5, pp. 1090–1106 [Abstract]
  • Josef Komárek, Vít Mahr and Lumír Sommer
    The atomic absorption spectrometry of molybdenum in the presence of sulphonated aromatic compounds
    1981, Vol. 46, Issue 3, pp. 708–716 [Abstract]
  • Naděžda Pollaková-Mouková, Dagmar Gotzmannová, Vlastimil Kubáň and Lumír Sommer
    The optical and acid-base properties of chromatographically pure Chromazurol S, Eriochromazurol B and Eriochromcyanine R
    1981, Vol. 46, Issue 2, pp. 354–367 [Abstract]
  • Josef Komárek, Dalibor Kolčava and Lumír Sommer
    Atomic absorption spectrometry of cobalt in the presence of chelating agents
    1980, Vol. 45, Issue 12, pp. 3313–3319 [Abstract]
  • Viktor Kanický, Josef Havel and Lumír Sommer
    The reaction of UO22+ with chromazurol S and the spectrophotometric determination of uranium in the presence of Septonex
    1980, Vol. 45, Issue 5, pp. 1525–1554 [Abstract]
  • Petr Voznica, Josef Havel and Lumír Sommer
    The reactions of gallium, indium and thallium with 2-(2-pyridylazo)-1-naphthol-4-sulphonic acid and their spectrophotometric determination
    1980, Vol. 45, Issue 1, pp. 54–79 [Abstract]
  • Josef Komárek, Josef Havel and Lumír Sommer
    The use of chelates of copper, nickel, cobalt, cadmium and zinc with heterocyclic azodyes in the AAS determination of these elements
    1979, Vol. 44, Issue 11, pp. 3241–3255 [Abstract]
  • Ellena Russeva, Vlastimil Kubáň and Lumír Sommer
    Spectrophotometric study of complexation equilibria and of a method for the determination of Fe(III) ions with 4-(2-pyridylazo)resorcinol and 4-(2-thiazolylazo)resorcinol
    1979, Vol. 44, Issue 2, pp. 374–392 [Abstract]
  • Marie Pištěková, Jaroslav Jambor, Vítězslav Otruba and Lumír Sommer
    The emission spectroscopy of some elements in high-temperature flames
    1979, Vol. 44, Issue 1, pp. 69–79 [Abstract]
  • Věra Koblížková, Vlastimil Kubáň and Lumír Sommer
    Spectrophotometric study of complexation equilibria and methods of determining Cu(II) and Ni(II) with 2-(2-pyridylazo)-1-naphthol-4-sulphonic acid
    1978, Vol. 43, Issue 10, pp. 2711–2731 [Abstract]