4-amine-2-mercaptopyrimidine modified silica gel applied in Cd(II) and Pb(II) extraction from an aqueous medium

Manahan, S. E. Environmental Science and Technology. Boca Raton: LewisSearch in Google Scholar

Besser, J. M., Brumbaugh, W. G., Allert, A. L., Poulton, B. C., Schmitt, C. J. & Ingersoll, C. G. (2009). Ecological impacts of lead mining on Ozark streams: Toxicity of sediment and pore water. Ecotox. Environ. Safe. 72, 516 - 526. DOI: 10.1016/j.ecoenv.2008.05.013.10.1016/j.ecoenv.2008.05.013Search in Google Scholar

Minello, M. C. S., Paçó, A. L., Martines, M. A. U., Caetano, L., Santos, A., Padilla, P. M. & Castro, G. R. (2009). Sediment grain size distribution and heavy metals determination in a dam on the Paraná River at Ilha Solteira, Brazil. J. Environ. Sci. Heal. A. 44, 861 - 865. DOI: 10.1080/1093452090295859110.1080/10934520902958591Search in Google Scholar

Deheyn, D. D. & Latz, M. I. (2006). Bioavailability of metals along a contamination gradient in San Diego Bay (California, USA). Chemosphere. 63, 818 - 834. DOI: 10.1016/j.chemosphere.2005.07.066.10.1016/j.chemosphere.2005.07.066Search in Google Scholar

Liu. X-J., Ni, I.-H. & Wang, W.-X. (2002). Trophic transfer of heavy metals from freshwater zooplankton Daphnia magna to zebrafish Danio reiro. Water Res. 36, 4563 - 4569. DOI: 10.1016/S0043-1354(02)00180-X.10.1016/S0043-1354(02)00180-XSearch in Google Scholar

Woodberry, P., Stevens, G., Northcott, K., Snape, I. & Stark, S. (2007). Field trial of ion-exchange resins columns for removal of metal contaminants, Thala Valley Tip, Casey Station, Antartica. Cold Reg. Sci. Techno. 48, 105 - 117. DOI: 10.1016/j.coldregions.2006.08.001.10.1016/j.coldregions.2006.08.001Search in Google Scholar

Rengaraj, S., Yeon, J.-W., Kim, Y., Jung, Y., Ha, Y.-K. & Kim, W.-H. (2007). Adsorption characteristics of Cu(II) onto ion exchange resins 252H and 1500H: Kinetics, isotherms and error analysis. J. Hazard. Mater. 143, 469 - 477. DOI: 10.1016/j.jhazmat.2006.09.064.10.1016/j.jhazmat.2006.09.06417097805Search in Google Scholar

Melek, E., Tuzen, M., Soylak, M. (2006). Flame atomic absorption spectrometric determination of cadmium(II) and lead(II) after their solid phase extraction as dibenzyldithiocarbamate chelates on Dowex Optipore V-493. Anal. Chim. Acta. 578, 213 - 219. DOI: 10.1016/j.aca.2006.07.003.10.1016/j.aca.2006.07.00317723714Search in Google Scholar

Soylak, M. & Erdogan, N. D. (2006). Copper(II)-rubeanic acid coprecipitation system for separation-preconcentration of trace metal ions in environmental simples for their flame atomic absorption spectrometry determinations. J. Hazard. Mater. 137, 1035 - 1041. DOI: 10.1016/j.jhazmat.2006.03.031.10.1016/j.jhazmat.2006.03.03116647202Search in Google Scholar

Amin, A. S. (2009). Utilization of solid phase spectrometry for the determination of trace amounts of copper using 5-(2-benzothiazolylazo)-8-hydroxyquinoline. Chem. Pap. 63, 625 - 634. DOI: 10.2478/s11696-009-0067-x.10.2478/s11696-009-0067-xSearch in Google Scholar

Rivas, R. E., López-Garcia, I., Hernández-Córdoba, M. (2009). Determination of traces of lead and cadmium using dispersive liquid-liquid microextraction followed by electrothermal atomic absorption spectrometry. Microchim. Acta. 166, 355 - 361. DOI: 10.1007/s00604-009-0206-7.10.1007/s00604-009-0206-7Search in Google Scholar

Alves, V. N., Mosquetta, R., Coelho, N, M, M., Bianchin, J. N., Roux, K. C. D. P., Martendal, E., Carasek, E. (2010). Determination of cadmium in alcohol fuel using Moringa oleifera seeds as a biosorbent in an on-line system coupled to FAAS. Talanta. 80, 1133 - 1138. DOI: 10.1016/j.talanta.2009.08.040.10.1016/j.talanta.2009.08.04020006064Search in Google Scholar

Gonzalez, M. H., Araújo, G. C. L., Pelizaro, C. B., Menezes, E. A., Lemos, S. G., Souza, G. B., Nogueira, A. R. A. (2008). Coconut coir as biosorbent for Cr(VI) removal from laboratory wastewater. J. Hazard. Mater. 159, 252 - 256. DOI: 10.1016/j.jhazmat.2008.02.014.10.1016/j.jhazmat.2008.02.01418367331Search in Google Scholar

Castro, G. R., Cristante, V. M., Padilha, C. C. F., Jorge, S. M. A., Florentino, A. O., Prado, A. G. S. & Padilha, P. M. (2008). Determination of Cd(II), Cu(II) and Ni(II) in aqueous samples by ICP-OES after on-line pre-concentration in column packed with silica modified with 2-aminothiazole. Microchim. Acta. 160, 203 - 209. DOI: 10.1007/s00604-007-0845-5.10.1007/s00604-007-0845-5Search in Google Scholar

Evangelista, S. M., Oliveira, E., Castro, G. R., Zara, L. F. & Prado, A. G. S. (2007). Hexagonal mesoporous silica modified with 2-mercaptothiazoline for removing mercury from water solution. Surf. Sci. 601, 2194 - 2202. DOI: 10.1016/j.susc.2007.03.020.10.1016/j.susc.2007.03.020Search in Google Scholar

Alcântara, I. L., Roldan, P. S., Margionte, M. A. L., Castro, G. R., Padilla, C. C. F., Florentino, A. O. & Padilla, P. M. (2004). Determination of Cu, Ni, and Pb in aqueous medium by FAAS after preconcentration on 2-aminothiazole modified silica gel. J. Brazil. Chem. Soc. 15, 366 - 371. DOI: 10.1590/S0103-50532004000300005.10.1590/S0103-50532004000300005Search in Google Scholar

Ngeontae, W., Aeungmaitrepirom, W. & Tuntulani, T. (2007). Chemically modified silica gel with aminothioamidoanthraquinone for solid phase extraction and pre-concentration of Pb(II), Cu(II), Ni(II), Co(II) and Cd(II). Talanta. 71, 1075 - 1082. OI:10.1016/j.talanta.2006.05.094.10.1016/j.talanta.2006.05.09419071415Search in Google Scholar

Ngeontae, W., Aeungmaitrepirom, W., Tuntulani, T. & Imyim, A. (2009). Highly selective preconcentration of Cu(II) from seawater and water samples using amidoamidoxime silica. Talanta. 78, 1004 - 1010. DOI: 10.1016/j.talanta.2009.01.017.10.1016/j.talanta.2009.01.01719269464Search in Google Scholar

Brunauer, S., Emmett, P. H. & Teller, E. (1938). Adsorption of gases in multi-molecular layers. J. Am. Chem. Soc. 60, 309 - 319. DOI: 10.1021/ja01269a023.10.1021/ja01269a023Search in Google Scholar

Tarley, C. R. T., Ferreira, S. L. C. & Zezzi, M. A. (2004). Use of modified rice husks as a natural adsorbent of trace metals: characterization and development of an on-line preconcentration system for cadmium and lead determination by FAAS. Microchem. J. 77, 163 - 175. DOI: 10.1016/j.microc.2004.02.019.10.1016/j.microc.2004.02.019Search in Google Scholar

Seyhan, S., Colak, M., Merdivan, M. & Demirel, N. (2007). Solid phase extractive pre-concentration of trace metals using p-tert-butylcalix[4]arene-1,2-crown-4-anchored chloromethylated polymeric resin beads. Anal. Chim. Acta, 584, 462 - 468. DOI: 10.1016/j.aca.2006.11.068.10.1016/j.aca.2006.11.06817386638Search in Google Scholar

Pearson, G. R. (1963). Hard and softs acids and bases. J. Am. Chem. Soc. 85, 3533 - 3539. DOI: 10.1021/ja00905a001.10.1021/ja00905a001Search in Google Scholar