Institute for Analytical Instrumentation, Cluj-Napoca and PhD student at University Babes-Bolyai, Cluj-Napoca, Romania. His scientific interests relate to monitoring with the priority hazardous metals in environmental samples and diverse components, as well as improvement of analytical procedures using instrumentation according to plasma microtorches. MF is Researcher at Research Institute for Analytical Instrumentation, Cluj-Napoca, Romania. Her scientific interest relates to the improvement of environmental sample preparation strategies. BPP is engineer and Master student at University Babes-Bolyai, Cluj-Napoca, Romania, with experience in environmental high quality manage and depollution methods. SB is Master student at the University Babes-Bolyai, Faculty of Chemistry and Chemical Engineering, Cluj-Napoca, Romania. Acknowledgments This work was supported by a grant of your Romanian National Authority for Scientific Study, CNDI EFISCDI, project number PN-II-PT-PCCA-2011-3.20219 (Contract no. 176/2012). The authors would like to thank Professor C. Sarbu, Department of Chemistry, University Babes-Bolyai, Cluj-Napoca, for the beneficial ideas in statistical information evaluation all through this study.(R)-4-tert-Butyl-2-oxazolidinone Data Sheet Author particulars 1 Faculty of Chemistry and Chemical Engineering, Babes-Bolyai University, 11 Arany Janos, 400028, Cluj-Napoca, Romania. 2National Institute for Research and Improvement of Optoelectronics Bucharest, Research Institute for Analytical Instrumentation, Donath 67, 400293, Cluj-Napoca, Romania. Received: 15 July 2013 Accepted: eight November 2013 Published: 19 November 2013 References 1. Leopold K, Foulkes M, Worsfold P: Approaches for the determination and speciation of mercury in all-natural waters – a review. Anal Chim Acta 2010, 663:127?38.2-Methylpyrimidine site 2. Diez S, Bayona JM: Determination of Hg and organomercury species following SPME: a assessment. Talanta 2008, 77:21?7. 3. Nam DH, Basu N: Fast techniques to detect organic mercury and total selenium in biological samples. Chem Cent J 2011, 5:3. four. Kelly JG, Han FXX, Su Y, Xia YJ, Philips V, Shi ZQ, Monts DL, Pichardo ST, Xia K: Rapid determination of mercury in contaminated soil and plantAdditional filesAdditional file 1: Characteristics and operating circumstances of your CVCCP-OES analytical method. Additional file two: Chemical characterization of soil. Additional file three: Two dimensional plot of PCs considering all investigated parameters of soil. Further file 4: Two dimensional plot of PCs thinking of Hg parameters of soil.Abbreviations CV-AFS: Cold vapor atomic fluorescence spectrometry; CV-ICP-OES: Cold vapor inductively coupled plasma optical emission spectrometry; CV-ICPMS: Cold vapor inductively coupled plasma mass spectrometry; CV-CCPOES: Cold vapor capacitively coupled plasma microtorch optical emission spectrometry; CRM: Certified reference material; TOC: Total organic carbonpeting interests The authors declare that they have no competing interests.PMID:24120168 Frentiu et al. Chemistry Central Journal 2013, 7:178 http://journal.chemistrycentral/content/7/1/Page 14 of5.6.7.eight.9.10. 11.12.13.14.15.16.17.18.19.20. 21.22.23. 24.samples making use of portable mercury direct analyzer with out sample preparation, a comparative study. Water Air Soil Poll 2012, 223:2361?371. Sardans J, Montes F, Penuelas J: Electrothemal atomic absorption spectrometry to figure out As, Cd, Cr, Cu, Hg and Pb in soils and sediments: a evaluation and perspectives. Soil Sediment Contam 2011, 20:447?91. Guo W, Hu SH, Wang XJ, Zhang JY, Jin LL, Zhu ZL, Zhang HF: Applicatio.