Enhanced Spectrophotometric Determinations of Some Phenolic Pollutants in Waste Water Using Gibbs Reaction
Safa. M. Riad and Amira M. El-Kosasy

Amino Acid Schiff Base Complexes of Mn(II),Co(II),Ni(II),Cu(II) and Cd(II) Transition Metal Ions
M.M. El-ajaily, A.A.Maihub and A.N.El-tajory

pH-metric Study of the Acid-Base Properties of some Bisazo-dianil Compounds Containing the Pyrimidine Nucleus
Nadia A.El-Wakiel and Ramadan A Mansour

Preparation and Investigation of some Transition Metal Ions Schiff Base Complexes Derived from Salicylaldehyde and o-Phenylenediamine
M. M. El-ajaily, H. F. Bomoraiwaha and A.A. Maihub

Carbon Paste Ion–Selective Electrode for the Determination of Metoclopramide
A. L. El-Ansary and A. E. Nasr-Eldin

Fluorimetric Determinations of Ciprofloxacin in Presence of Its Metabolite and Degradate in Pharmaceutical Preparations and Human Serum
Amira M. El-Kosasy, Nashwa M. H. Rizk and Safa,a M. Riad

Stability-Indicating Densitometric and Spectrophotometric Determination of Lansoprazole and Pantoprazole Sodium
F. Salama, S.A. El-Razeq, N. El-Absawy, M.M. Fouad and M.M. F.Ismail

Structural Studies of Co(II), Ni(II), Cu(II) and Zn(II) Chelates with Some 3-Methyl-4-(arylhydrazono)-5-pyrazolones
N.T. Abdel-Ghani, A.F. Shoukry and M.M. Abou Agwa

Potentiometric Determination of Stability Constants and Thermodynamic Parameters of Complexation Reactions of Some Transition Metal Ions with 6,7-Dihydroxy-4-Methylcoumarin Azo Compounds
Y. M. Issa, W. F. El-Hawary, M. E. Moustafa and M. Refaat