Application of Chromatographic Techniques in the Preparation of Phosphoric Acid from Super-phosphate Fertilizer as Phosphate Ions Source.

Research Authors
A. Hassan, N. Abo El-Maali, R. M. Hassan and R. M. Mahfouz,
Research Department
Department of chemistry
Research Journal
Saudi Chem. Soc
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 3, No.1
Research Year
1999

Spectrophotometric Detection of Short-lived Manganate(VI) Intermediate through Oxidation of Some Natural and Synthetic Polymers by Alkaline Permanganate

Research Authors
S. El-Azhary and R. M. Hassan
Research Department
Department of chemistry
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Publisher
Spectr. Lett
Research Rank
0
Research Year
1999

Pectate Polyelectrolyte Ionotropic Gels. I. Kinetics and Mechanism of Formation of Manganate(VI)-Pectate Intermediate Complex during Oxidation of Pectate Polysaccharide by Alkaline Permanganate

Research Authors
K. S. Khairou, R. M. Hassan
Research Department
Department of chemistry
Research Journal
Eur. Polym
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 36 No. 2021
Research Year
2000

Acid-Catalyzed Oxidation of Some Sulfated Macromolecules. Kinetics and Mechanism of permanganate Oxidation of kappa-carrageenan Polysaccharides in Acid Perchlorate Solutions.

Research Authors
R. M. Hassan, A. Fawzy, G.A. Ahmed, I.A. Zaafarany, B.S. Asghar, K.S. Khairou,
Research Department
Department of chemistry
Research Journal
Mol. Cat.
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Pages
pp .95-102 .
Research Rank
1
Research Vol
Vol 309
Research Year
2009

Spectrophotometric Evidence for the Formation of Short-Lived Hypomanganate(V) and Manganate(VI) Transient Species during the Oxidation of K-carrageenan by Alkaline Permanganate.

Research Authors
G. A. Ahmed, A. Fawzy and R. M. Hassan,
Research Department
Department of chemistry
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Publisher
Carbohydr. Res.
Research Rank
0
Research Vol
vol. 342,No.1382
Research Year
2007

Physicochemical Studies on Some Natural Polymeric Complexes of Quadrivalent Metal Cations. Electrical Conductivity and Chemical Equilibrium of Cross-Linked Selenium(IV)-Alginate Complex With Correlation Between the Complex Stability and Geometrical

Research Authors
I. A. Zaafarany, K. S. Khairou, R. M. Hassan and Y. Ikeda,
Research Department
Department of chemistry
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Publisher
Saudi. Chem. Soc.
Research Rank
0
Research Vol
vol. 13 No 49
Research Year
2009

Physicochemical Studies on Cross-Linked Thorium(IV)-Alginate Complex Especially the Electrical Conductivity and Chemical Equilibrium Related to the Coordination Geometry

Research Authors
I. A. Zaafarany, K. S. Khairou and R. M. Hassan,
Research Department
Department of chemistry
Research Journal
Arab. Saudi
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 2 No1.
Research Year
2009
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