Chem Sci Trans., 2012, 1(3),  pp 530- 537  

Research Article

Determination of Some Heavy Metals in Real Samples by FAAS after Preconcentration on 4-Nitro-2-(2-nitro-phenelazo)phenol Modified Activated Carbon

AMIR H. M. SARRAFI^a*, ELAHE KONOZ^a* and AZADEH KHANMOHAMMADI^b

^aDepartment of Chemistry, Faculty of Science, Islamic Azad University,
Central Tehran Branch, Tehran, Iran
^a*Department of Chemistry, Faculty of Engineering, Islamic Azad University,
Gachsaran Branch, Gachsaran, Iran