Aims and Objectives: To determine the effect of extracting solvents on the physicochemical properties of oils extracted from four locally available plant seeds in Nigeria namely: Alchornea cordiforlia, Hura crepitans, Irvingia gabonensis and Pycnanthus angollensis using three dif...
Open access
Research Article10.9734/ajocs/2020/v7i319022
Bio-phenol formaldehyde (BPF) resole resins were characterized by liquid-state 13C Nuclear Magnetic Resonance (NMR) spectroscopy. The liquid 13C NMR analysis indicated that the condensation reactions between the bark phenolic compounds and the formaldehyde occurred during the syn...
Open access
Research Article10.9734/ajocs/2020/v7i319021
The aim of this study was to determine the levels of some trace metals in water from Cross River estuary (CRE) and estimate the human health risk associated with water from the estuary via ingestion pathway and dermal contact. The trace metals in water were determined using atomi...
Open access
Research Article10.9734/ajocs/2020/v7i319020
Schiff base was prepared by the condensation of 3-aminophenol and benzaldehyde in a 1:1 ratio and its complexes of Mn(II), Co(II) and Cu(II) were synthesized in a 1:2 ratio (Metal: Ligand) and the Schiff base and the complexes were characterized by using the different techniques....
Open access
Research Article10.9734/ajocs/2020/v7i219019
New complexes of Cu (II) and Ni (II) of the Schiff Base, 2-(((2-((4-hydroxybenzylidene) amino)ethyl)imino)methyl) phenol were synthesized and characterized by analytical and physico-chemical techniques including magnetic susceptibility, conductivity measurements, electronic and...
Open access
Research Article10.9734/ajocs/2020/v7i219018
A kinetic and mechanistic approach was used to simultaneously study the oxidation of As(III) and reduction of Cr(VI) in aqueous phase, and in the presence of Fe(III). Reactions were monitored by UV-visible spectrophotometry. The stoichiometry of the reaction was . The rate equati...
Open access
Research Article10.9734/ajocs/2020/v7i219017
Aim: The present study was aimed to determine the concentration of heavy metals (Pb, Cr, Mn, Cu and Cd) in waterleaf (Talinum triangulare), lettuce (Lectuca sativa) and spinach (Amaranthus hybridus) from three farmlands. Study Design and Place of Study: The research was carried o...
Open access
Research Article10.9734/ajocs/2020/v7i219016
Sokoto Ordinary Portland Cement, Dangote Ordinary Portland Cement and synthesized Portland Cement were blended with various proportions of limestone. X-Ray fluorescence (XRF) studies revealed increase in CaO concentration with addition limestone in all samples studied, while the...
Open access
Research Article10.9734/ajocs/2020/v7i219015
This study was conducted to compare the levels of selected heavy metals (Pb, Cr and Cd) in inorganic fertilizers and bio slurry from different feed stocks. Bio slurry samples from chicken droppings, cow dung and pig wastes were analyzed for levels of selected heavy metals. Inorga...
Open access
Research Article10.9734/ajocs/2020/v7i119014
Among the various methods available for wastewater remediation, the adsorption technique remains one of the most preferred choices worldwide. This is because the process is effective and economically feasible. Over the years, the abundance and availability of agricultural waste p...
Open access
Research Article10.9734/ajocs/2020/v7i119013
Background: The adsorptive removal of anionic dye (Bromocresol green) from aqueous solution was investigated using activated carbon prepared from rice husk. Place of Study: The research work took place at Nnamdi Azikiwe Univeristy Awka, Nigeria. Methods: The rice husk which was o...
Open access
Research Article10.9734/ajocs/2020/v7i119011
Aims: Nowadays increasing costs of animal protein has necessitated the need to investigate uses of cheaper and nutritive alternatives various food formulations. To increase nutritional value and sensory qualities of sausage from soybean and finger millet flours and beef meat and...
Open access
Research Article10.9734/ajocs/2020/v7i119010
The purpose of present research work is to investigate number and types of bioactive compounds present in Mentha spicata L. grown in north east Punjab suburban region. Most suitable technique used for this study is FTIR which is nondestructive, cost effective, user and environmen...
Open access
Research Article10.9734/ajocs/2020/v7i119006
Aims: To develop methods with complete validation according to ICH guidelines and to be applied for the determination of avanafil in pure form and in pharmaceutical formulation in the presence of its degradation products. Study Design: High performance thin layer chromatography (...
Open access
Research Article10.9734/ajocs/2019/v6i419005
The superhydrophobicity of the polyurethane sponge was realized by attaching the complex of copper and mercaptan on the outer surface of the polyurethane sponge. As a special case, the complex of 1-dodecanthiol and copper chloride was intensively investigated in this study, with...
Open access
Research Article10.9734/ajocs/2019/v6i419004