When light is incident upon a liquid solution droplet containing a light absorbing solute and it is formed into a spheroid shape, absorbance can be measured and related to concentration of the light absorbing species in a manner analogous to standard spectrophotometry. However, t...
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Research Article10.9734/IRJPAC/2014/5897
Aims: Gout is caused by high uric acid in the blood that leads to excess uric acid crystallizing in the joints causing swelling and pain. Uric acid is produced from the breakdown of the purine which is released when cells die or introduced from the food we eat. The enzyme that he...
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Research Article10.9734/IRJPAC/2014/5355
The kinetics of oxidation of gabapentin (GBP) by N-bromosuccinimide (NBS) in an alkaline medium has been investigated. The oxidation reaction showed unique kinetics that greatly differed on going from acid to base medium. In an acid medium (pH=2.52), the reaction rate showed fir...
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Research Article10.9734/IRJPAC/2014/6175
We performed studies to correlate the biological activity of the TIBO (4,5,6,7-tetrahydro-5-methylimidazo[4,5,1-j,k][1,4] benzodiazepin-2(1H)-one)14 sets of compound with the independent variable (descriptor) to know the structural requirement of the drug receptor binding interac...
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Research Article10.9734/IRJPAC/2013/2817
The oligomerization process of pyrocondensate fraction was performed in the presence of catalytic systems which were synthesized by the reaction of aluminium metal (Al) and dichloroethane (DCE) as the basic catalyst and after that were modified with metal chloride of Mn (II), Fe...
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Research Article10.9734/IRJPAC/2013/4757
This present work is a report on the stability constant values of a worthy antibiotic, Ampicillin Trihydrate; D[-]-α-aminobenzyl penicillin; ABP; a semi-synthetic derivative of penicillin with various biologically vital bivalent metal ions (Co2+, Ni2+, Cu2+, Zn2+, Cd2+, Sn2+, Hg2...
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Research Article10.9734/IRJPAC/2014/5077
Aims: The present study determined the quality status of drinking water in some locations of Northeastern Nigeria and attempted to present an explanatory interaction profile of Cd, Pb and Zn on the bases of the relative abundance of Fe in the drinking water samples. Study Design:...
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Research Article10.9734/IRJPAC/2013/3924
Oils were extracted from Moringa oleifera and Citrullus colocythis L. (melon) seeds, using soxhlet extractor with n-hexane as solvent. The oil yield were; 51.00% and 50.87% for melon and moringa respectively. The oils physicochemical parameters such as moisture content, density a...
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Research Article10.9734/IRJPAC/2013/4425
Ethylene Diamine Tetra Acetic acid (EDTA) doped copper sulphate penta hydrate were grown for five different parent-dopant combinations using slow solvent evaporation method at 300 K and good optical quality crystals were harvested for minimum dopant ratio. The single crystal X-ra...
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Research Article10.9734/IRJPAC/2013/5299
The determination of optimum catalyst concentration for biodiesel yield from Coconut (Cocos nucifera) oil was studied. The oil was transesterified using potassium methoxide as catalyst to obtain the crude biodiesel. The reaction was carried out at different catalyst concentration...
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Research Article10.9734/IRJPAC/2013/3761
The mineralogical characterization was carried out to determine the major and minor constituents minerals present in the coastal sediment collected in and around Nagapattinum district Tamilnadu, India by FT-IR spectroscopy. The minerals were identified with the help of available...
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Research Article10.9734/IRJPAC/2013/4265
The Kinetics investigation of uncatalysed oxidation of D-(+) galactose by cerium (IV) have been studied in an acidic medium in the temperature range 308-328K. The reaction has been found to be first order with respect to D-(+) galactose in an uncatalysed reaction. The effect of [...
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Research Article10.9734/IRJPAC/2013/3877
Aims: The aim of this study was to determine the thermodynamics of the solvation of CaSO4 in mixed DMF-H2O at 301.15 K. The Gibbs free energies as very important thermodynamic property were evaluated for CaSO4 in mixed dimethylformamide (DMF)-H2O solvents at 301.15 K from the exp...
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Research Article10.9734/IRJPAC/2013/4344
The inhibition effect of Plumeria rubra (PR) extracts on the corrosion of mild steel in industrial water medium was studied by mass loss, potentiodynamic polarization and electrochemical impedance spectroscopy (EIS) methods. The results show that the protection efficiency increas...
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Research Article10.9734/IRJPAC/2013/5397
A simple solid state metathetic synthesis has been developed for the preparation of BaSnO3 and BaZrO3 making use of BaCl2 along with Na2SnO3 and K2[ZrO(C2O4)2].3H2O as precursors. Phase pure compounds in each case were obtained at lower temperatures than those reported in litera...
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Research Article10.9734/IRJPAC/2013/4147