Research Article | Open Access

Preparation of Modified Magnetic Nano-Fe3O4 Chitosan/ Graphene Oxide for the Preconcentration and Determination of Copper (П) Ions in Biological and Environmental Water Samples Prior to Flame Atomic Absorption Spectrometry

Mohammd Yari1, Ali Moghimi2*and Shabnam fakhari3
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DOI : http://dx.doi.org/10.13005/ojc/320343
Research Article | Open Access

Synthesis and Characterization of Zirconium (IV) Derivatives of Meso-tetra(p-methylphenyl)porphyrin with Acetylacetonate and Different Phenolates at Axial Positions

Gauri D.  Bajju*, Sunil Kumar Anand, Sujata Kundan, Deepmala, Ashu and Gita
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Research Article | Open Access

Convenient synthesis and evaluation of new substituted phenyl Azo-coumarins and Schiff’s bases

Alok K. Pareek*, P.E. Joseph and Daya S. Seth
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Research Article | Open Access

Convenient Synthesis, Characterization of Some Novel Subs-Tituted 3-Methyl-2-Pyrazoline-5-ones and Substituted 3,5-Dimethyl Pyrazoles

ALOK  K.  PAREEK*, P. E.  JOSEPH and DAYA  S.  SETH
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Research Article | Open Access

Studies on Dapsone Salicyldiamine Complex With Transition Metal Ions

Salil Sharma, S. A. Iqbal, Mamta Bhattacharya¹ and I. A. Siddiqui
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Research Article | Open Access

Synthesis of Bis-amide and Hydrazide containing Derivatives of Malonic Acid and Thiophenoladducts of Acidhydrazones Derived from 2-[(N-benzoyl) 2, 5-dichloroanilido] Acetohydrazide

Raj Narayan Sharma1, K.P. Sharma2, S.N. Dikshit2 and Manorma Sharma2
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Research Article | Open Access

Maximum Sensitivity-Based PI Controller Design for First-Order Unstable and Integrating Systems

Sanjay Kumar1*, Ishwar Chandra Thakur2, Akash^3, Prabhat Kumar2, Md.Akram Alam4
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DOI : http://dx.doi.org/10.13005/ojc/420428
| Open Access

Studies on Coordination Chemistry and Oxidation Properties of Some Organodioxygen Complexes of Iron, Molybdenum and Tungsten

M. T. H. Tarafder*, N. Saravanan, Y. S. Yein and Gino Mariotto
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Research Article | Open Access

Study of Inhibiting Action of Some Nitrobenzoic Acids on Urease Catalysed Hydrolysis of Urea

Dilip B. Patil
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Research Article | Open Access

Kinetics of Iodination of Dipentene by Iodine in Different Polar and Nonpolar Solvent Systems

M. Nasir Uddin Khan and Anila Sarwar

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ISSN Print: 0970-020X
ISSN Online: 2231-5039
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