Email: maja.welna@pwr.edu.pl

Unit: Faculty of Chemistry » Department of Analytical Chemistry and Chemical Metallurgy

ul. M. Smoluchowskiego 23, 50-372 Wrocław
building A-3, room 215
phone +48 71 320 3232

Research fields

• Chemical vapor generation technique (CVG); hydride generation (HG) technique in hyphenation with spectrometric methods; sample introduction systems in atomic spectrometry for determination of hydride and non-hydride elements; non-chromatographic As speciation and fractionation using HG technique; arsenic in rice and rice products (development sample preparation procedures for As determination and speciation).

---

Recent papers

2017

• Welna M., Pohl P., Potential of the hydride generation technique coupled to inductively coupled plasma optical emission spectrometry for non-chromatographic speciation. Journal of Analytical Atomic spectrometry. vol. 32, s. 1766-1779.
• Welna M., Szymczycha-Madeja A., Pohl P., Critical evaluation of strategies for single and simultaneous determinations of As, Bi, Sb and Se by hydride generation inductively coupled plasma optical emission spectrometry. Talanta. vol. 167, s. 217-226.
• Welna M., Szymczycha-Madeja A., Pohl P., Improvement in the single and simultaneous generation of As, Bi, Sb and Se hydrides using a vapor generation accessory (VGA) coupled to axially viewed inductively coupled plasma optical emission spectrometry (ICP OES). Analytical Methods. vol. 9, s. 871-880.

2016

• Szymczycha-Madeja A., Welna M., Pohl P., Comparison of different alternative sample preparation procedures of tea infusions prior to their multi-element analysis by FAAS and ICP OES. Food Analytical Methods. vol. 9, s. 1398-1411.
• Szymczycha-Madeja A., Pohl P., Welna M., Stelmach E., Jedryczko D., The evaluation of the suitability of different alternative sample preparation procedures prior to the multielemental analysis of brews of ground roasted and instant coffees by FAAS and ICP OES. Food Research International. vol. 89, s. 958-966.

Papers in DONA database