When absorption spectra are measured in solvents of different polarity, it is found that the positions, intensities, and shapes of the absorption bands are usually modified by these solvents. These changes are a result of physical intermolecular solute–solvent interaction forces...
Open access
Research Article10.9734/CSJI/2017/32006
Baggasse derived biochar magnetically modified with iron (α-Fe2O3-CBG) was fabricated, characterized and applied as a low-cost adsorbent for the removal of carbamazepine (CBZ), a pharmaceutically active compound which has been reported as an emergent water contaminant. Characteri...
Open access
Research Article10.9734/CSJI/2017/32444
The aim of this study was to evaluate the efficiency of the coagulation/ flocculation and flotation process for aniline removal from aqueous solutions, which the dissolved air flotation (DAF) was applied in laboratory scale. After determination of the optimal condition of pH and...
Open access
Research Article10.9734/CSJI/2017/32016
The photovoltages and photocurrent in photogalvanic cell were studied for conversion and storage of solar energy by using yellow 5GN as a photo sensitizer and EDTA as a reductant. The observed cell performance in terms of photopotential, photocurrent, conversion efficiency, fill...
Open access
Research Article10.9734/CSJI/2017/29925
Quantitative determination of phenols and flavonoids of Blepharis edulis aerial parts was carried out using spectrophotometery techniques. Gallic acid and quercetin were used as the standards for calibration for the phenols and flavonoids respectively. B. edulis commonly known as...
Open access
Research Article10.9734/CSJI/2017/25916
Aims: The goal of this study is to know the quality of groundwater from Bonoua and Samo, for drinking and irrigation purposes. Methodology: Three (3) samples from boreholes and hand dug wells were taking for this study. Then groundwater quality and its suitability for irrigation...
Open access
Research Article10.9734/CSJI/2017/30787
Artemisia annua was grown in and harvested from Langtang, Plateau State in Nigeria. The dried pulverized aerial part of Artemisia annua was extracted with n-hexane by percolation and concentrated in vaccum at 40°C. Analysis of crude n-hexane extract by GC-MS revealed twelve major...
Open access
Research Article10.9734/CSJI/2017/28602
An investigation was carried on the chemical constituents of Gmelina arborea leaves by hydrolyzing the pulverized dry leaves with 3% sulphuric acid solution at 100°C for 30 minutes. The extract on analysis with GCMS yielded 31 compounds. The major components of the extract includ...
Open access
Research Article10.9734/CSJI/2017/31407
Chelating molecules with carboxyhydrazide functional group was immobilised on silica surface. The functional group was covalently bonded to the silica surface by sequential reactions of silica with dibromobutane, malonic ester and hydrazine in different media. The grafting reacti...
Open access
Research Article10.9734/CSJI/2017/31105
The concentration levels of heavy metals in food crops (maize and mung beans) grown in the neighbourhood of Minjingu Phosphate mine were analyzed using EDXRF. The metal concentrations in both food crops followed the following pattern Fe > Zn > Cu > Cd > Cr > Pb >...
Open access
Research Article10.9734/CSJI/2017/31476
Emeka Thompson Nwankwere, Casimir Emmanuel Gimba, George Iloegbulam Ndukwe, Adamu Kari Isuwa & Yilleng Moses Titus·Chemical Science International Journal·2017
Two low smectite-containing clay materials were modified, using hexadecyltrimethylammonium bromide (HDTMAB) as intercalating agents, under very mild experimental conditions, to investigate their potentials as suitable organoclays for industrial and environmental applications. Cha...
Open access
Research Article10.9734/CSJI/2017/29703
Adsorption isotherm models are an important tool for describing interaction of corrosion inhibitors with metal surfaces which they are aimed to protect. In this paper, key adsorption isotherms used in corrosion inhibition studies have been reviewed. We have examined how some dedu...
Open access
Research Article10.9734/CSJI/2017/28976
Aims: Evaluate the potentially use as pozzolan in cement replacement of activated Lateritic and Illitic raw materials from Burkina Faso. Place and Duration of Study: Laboratory of Molecular and Materials Chemistry-University of Ouagadougou, National Laboratory of Building and Pub...
Open access
Research Article10.9734/CSJI/2017/30995
Douglas Igor Santos de Oliveira, Lívia Fernandes do Amaral, Maria Cristina Silveira Lourenço, Nelilma Correia Romeiro, Vítor Won-Held Rabelo & Raphael Salles Ferreira Silva·Chemical Science International Journal·2017
Aims: The study aimed to investigate de synthesis of phenazines by microwave assisted reactions and evaluate the tuberculostatic activity. Study Design: The method developed in the study is an alternative for the method described in the literature employing acetic acid, an effici...
Open access
Research Article10.9734/CSJI/2017/30943
Denim garment is most widely used due to its appearance, comfort, strength, durability and low cost, which gives the customers utmost satisfaction. Denim garment does not inherit customer’s desired properties in the primary stage of manufacturing, but can be incorporated desirabl...
Open access
Research Article10.9734/CSJI/2016/29399