1) synthesis organic reagents to spectrophotometric determination of ion metals.

2)Extraction

3)Photometric behavior of reagents

.

1) Analytical Chemistry

2) Instrumental Analytical Chemistry

1) Spectrophotometric study of Cobalt(II) using organic reagent 2-[6-Methyl-2-Benzothiazolylazo]-4-Chloro phenol,(2009).

2) Synthesis of the new 2-[6-Nitro-2-benzothiazolylazo]-4-bromo phenol organic reagent for spectrophotometric determination of Zinc(II).(2013).

3) Synthesis of the new 2-[6-Methyl-2-benzothiazolylazo]-4-hydroxy benzoic acid organic reagent to spectrophotometric determination of Nickel(II)..(2012)