Aims: The study was carried out to determine the baseline cation and anion concentrations of the groundwater of Kaliganj Upazila of Jhenaidah district of Bangladesh and to evaluate the suitability of these water sources for irrigation, drinking and industrial uses. Study Design:...
Open access
Research Article10.9734/IRJPAC/2016/22111
Topsoil samples were collected along six major roads within Trans-amadi industrial complex within the period of April to May. The pH of the soil had a range of 7.2 to 8.1, while moisture content had a range of 0.3% to 0.9%. Fe was seen to have higher concentration in all the soil...
Open access
Research Article10.9734/IRJPAC/2016/21492
The equilibria of iron (II) and iron (III) extraction with bis(salicylidene) ethylenediamine dissolved in chloroform as non polar diluents from nitric acid solutions were studied in order to develop a chemical based conditions for determining the equilibrium distribution ratios....
Open access
Research Article10.9734/IRJPAC/2016/20005
The densities of aqueous binary mixtures of some alkanols (1-butanol, 1,2-butanediol, 1,3-butanediol, 1,4-butanediol, 2,3-butanediol and 1,2,4-butanetriol including those of the pure liquids, over a wide composition range of alkanols at temperatures of 293.15, 298.15, 303.15, 308...
Open access
Research Article10.9734/IRJPAC/2016/21863
In this paper, we report synthesis of the new biheterocycles containing 1,2,4-triazole and 1,2,4-oxadiazole or 1,3,4-oxadiazole moiety. Oxadiazole ring is bioisosteric replacement of carboxamide group. In future, these compounds will be used for enzymatic synthesis of ribavirin a...
Open access
Research Article10.9734/IRJPAC/2016/22429
A chitosan-alumina composite was prepared by coating chitosan, a glucosamine biopolymer, on activated alumina to remove chromium (VI) ion from tannery effluent. Chitosan was prepared from by demineralization and deproteinization of indigenous shrimp shell collected from Khulna, B...
Open access
Research Article10.9734/IRJPAC/2016/21856
The atomic short range order (SRO) parameters (αi) have been investigated in polycrystalline alloys i.e., Ni20Pd80 and Au25Pd75. The Ni20Pd80 alloy was annealed at different temperatures (100 to 600°C) then studied with X-ray diffraction (XRD). The electronic theory of atomic sho...
Open access
Research Article10.9734/IRJPAC/2016/20030
Aims: To develop a new eco-friendly method for the extraction and pre-concentration of Bendiocarb (BC) in real samples by using micelle-mediating extraction (MME) coupled with visible spectrophotometry after oxidative coupling with O-Toluidine. Study Design: All factors affecting...
Open access
Research Article10.9734/IRJPAC/2016/21948
Speciation of heavy metals (Zn, Fe, Cr, Cd, Cu and Pb) was carried out on the top and bottom sediment samples of two sampling sites in river Ilaje, Nigeria during the dry and rainy seasons. The samples were subjected to sequential extraction method and the extracts were analyzed...
Open access
Research Article10.9734/IRJPAC/2016/22031
Aims: This study aimed to investigate the levels, patterns sources and health risk of Polycyclic Aromatic Hydrocarbons (PAH) in soils and root crops of Ikot Oborenyin, Nigeria. Study Design: Samples were collected from two sites; the study and control sites. At each site, a plot...
Open access
Research Article10.9734/IRJPAC/2016/20154