| البحث | تاريخ اخر تحديث |
| Removal of Pb and Cd from aqueous media and fish liver using novel polyurethane foam functionalized with pyrazolone as a new metal ion collector | 15/05/2013 |
| M. F. El-Shahat, N. Burham, S. M. Abdel Azeem, Flow Injection Analysis – Solid Phase Extraction (FIA-SPE) Method for Preconcentration and Determination of Trace Amounts of Penicillins Using Methylene Blue Grafted Polyurethane Foam, J. Hazard. Mater. 177(2010) 1054-60. | 30/12/2012 |
| N. Burham, S. M. Abdel Azeem and M. F. El-Shahat, Determination of heavy metal ions in environmental samples employing preconcentration on novel resins of polyurethane foam linked with o-aminophenol or o-haydroxyphenylazo naphthol, International Journal of Environmental Analytical Chemistry, 7(2009)576-585. | 30/12/2012 |
| N. Burham, S. M. Abdel Azeem and M. F. El-Shahat, Solid phase selective separation and green preconcentration of Cu, Zn, Pb and Cd in drinking water by using novel functionalized resin, Central European Journal of Chemistry, 7(2009) 945-954. | 30/12/2012 |
| N. Burham, S. M. Abdel Azeem and M. F. El-Shahat, Removal of Pb and Cd from aqueous media and fish liver using novel polyurethane foam functionalized with pyrazolone as a new metal ion collector, Central European Journal of Chemistry, 7 (2009) 576. | 30/12/2012 |
| N. Burham; S.M.Abdel-Azeem; M. F. El-Shahat, Determination of lead and cadmium in tap water and apple leaves after preconcentration on a new acetylacetone bonded polyurethane foam sorbent, International Journal of Environmental Analytical Chemistry, volume 88 (2008) 775. | 30/12/2012 |
| N. Burham; S.M.Abdel-Azeem; M. F. El-Shahat, Separation and determination of trace amounts of zinc, lead, cadmium and mercury in tap and qaroun lake water using polyurethane foam functionalized with 4-hydroxytoluene and 4-hydroxyacetophenone,Analytica Chimica Acta 579 (2006) 193–201. | 30/12/2012 |
| M. F. El-Shahat, N. Burham; S.M.Abdel-Azeem;, Preconcentration and separation of copper, cobalt and manganese using neutral red grafted polyurethane foam (NRGPUF), Al-Azhar Bull. Sci. 16 (2005) 117 – 137. | 30/12/2012 |