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Pure Appl. Chem., 1982, Vol. 54, No. 4, pp. 913-925

http://dx.doi.org/10.1351/pac198254040913

Modern strategies in the determination of very low concentrations of elements in inorganic and organic materials

P. Tschopel

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  • Eilola Keijo, Perämäki Paavo: Controlling Contamination for Determination of Ultra-Trace Levels of Cr and Ni in Biological Materials in a Conventional Laboratory. Anal Lett 2011, 44, 2321. <http://dx.doi.org/10.1080/00032719.2010.551691>
  • Hoppstock K., Garten R.P.H., Tschöpel P., Tölg G.: Purification of analytical reagents by constant-current electrodeposition of heavy metals at ultra-trace levels from highly concentrated salt solutions. Analytica Chimica Acta 1994, 294, 57. <http://dx.doi.org/10.1016/0003-2670(94)85046-1>
  • Lee M.L., Tölg G., Beinrohr E., Tschöpel P.: Preconcentration of palladium, platinum and rhodium by on-line sorbent extraction for graphite furnace atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry. Analytica Chimica Acta 1993, 272, 193. <http://dx.doi.org/10.1016/0003-2670(93)80569-7>
  • Eller R., Alt F., Tölg G., Tobschall H. J.: An efficient combined procedure for the extreme trace analysis of gold, platinum, palladium and rhodium with the aid of graphite furnace atomic absorption spectrometry and total-reflection X-ray fluorescence analysis. Fresenius Zeitschrift fur Analytische Chemie 1989, 334, 723. <http://dx.doi.org/10.1007/BF00491307>
  • Tölg Günther: Where is analysis of trace elements in biotic matrices going to?. Fresenius Zeitschrift fur Analytische Chemie 1988, 331, 226. <http://dx.doi.org/10.1007/BF00481889>
  • Keel R. Thomas, Tisue Thomas: Preparation of Ultrapure Potassium Peroxydisulfate. Int J Environ Anal Chem 1988, 34, 89. <http://dx.doi.org/10.1080/03067318808027407>
  • Hiraide Masataka, Tschöpel Peter, Tölg Günther: Separation of trace elements from high-purity metals by simulaneous electrolytic dissolution and electrodeposition of the matrix on a mercury cathode. Analytica Chimica Acta 1986, 186, 261. <http://dx.doi.org/10.1016/S0003-2670(00)81794-8>
  • Knapp G.: Sample Preparation Techniques—An Important Part in Trace Element Analysis for Environmental Research and Monitoring. Int J Environ Anal Chem 1985, 22, 71. <http://dx.doi.org/10.1080/03067318508076410>
  • Kollotzek D., Tschöpel P., Tölg G.: Three-filament and toroidal microwave induced plasmas as radiation sources for emission spectrometric analysis of solutions and gaseous samples—II. ATOM SPECTROSC 1984, 39, 625. <http://dx.doi.org/10.1016/0584-8547(84)80149-4>