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All published articles 345

Preliminary Investigation of Comparative Toxic Effects of Locally Formulated and Commercial Demulsifiers on C-Callichytes Fingerlings

R. U. Duru, C. J. Ugboma & O. Achugasim · Asian Journal of Physical and Chemical Sciences · 2018

Demulsifier is one of the crude oil production chemicals that constitute the contaminants in the resulting produced water that is usually discharged into the marine environment. Most commercial demulsifiers list the toxic effects of individual components of their formulations whi...

Open access Research Article 10.9734/AJOPACS/2018/39105

Synthesis and Characterization of Ammonium Benzoate and Its Derivative Based Ionic Liquids and Their Antimicrobial Studies

Md. Ismail Hossain, Ajoy Kumer & Sayeda Halima Begum · Asian Journal of Physical and Chemical Sciences · 2018

Nowadays, Ionic Liquids (ILs) have been developed as a cleaner, safer and environmentally friendly chemicals that are widely used in both academia and industries. The ammonium benzoate and its derivative ILs were synthesized in the neutralization reaction of different cations of...

Open access Research Article 10.9734/AJOPACS/2018/39148

Optical Properties Dependence on Deposition Time for CoO(OH) Thin Films Synthesized by CBD Technique

A. N. C. Agbogu, M. P. Orji & A. B. C. Ekwealor · Asian Journal of Physical and Chemical Sciences · 2018

Cobalt oxyhydroxide (CoO(OH)) thin films have been successfully deposited on glass substrates through the reaction of CoCl2, triethanolamine (TEA) and NH3 in PVP matrix using chemical bath deposition method at 333K and annealed at 423K. By changing the time of deposition as a con...

Open access Research Article 10.9734/AJOPACS/2018/39131

Evaluation of Phytoconstituents of Solenostemon monostachyus by FTIR, UV-VIS and GC-MS Spectroscopic Analysis

Anuge Benedicta Olohigbe, Oviawe Phlip & Iyekowa Osaro · Asian Journal of Physical and Chemical Sciences · 2018

Spectroscopic techniques can advantageously be employed for qualitative and quantitative analysis of plant isolates. In the present work, we dealt with the nature of visible absorption spectra of hexane and methanolic isolates of a medicinal plant S. monostachyus. S. monostachyus...

Open access Research Article 10.9734/AJOPACS/2018/38601

Mechanical Behavior of Agricultural Waste Fibers Reinforced Vinyl Ester Bio-composites

A. O. Ogah & Timothy Ukeme James · Asian Journal of Physical and Chemical Sciences · 2018

Agricultural waste fibers have great potential in composite due to its high strength, eco-friendly nature, low cost, availability and sustainability. The agricultural waste is one of the most important problems that must be resolved for the conservation of the global environment....

Open access Research Article 10.9734/AJOPACS/2018/35841

Measurement of Type of Substance Based on Protons, Neutrons and Electrons in the Substance

Milan Perkovac · Asian Journal of Physical and Chemical Sciences · 2018

Aims: The study aims to determine a method to identify and measure all substances.  Study Design: Applying the new structural constant of atoms, s0 = 8.278 691 910, the possibility of introducing type of substance as a new physical quantity and its unit boscovich is studied. Plac...

Open access Research Article 10.9734/AJOPACS/2017/37863

Synthesis and Characterization of Ammonium Benzilate Bioactive Ionic Liquids and Their Antimicrobial Activity

Md. Ismail Hossain & Ajoy Kumer · Asian Journal of Physical and Chemical Sciences · 2018

The ammonium benzilate Ionic Liquids (ILs) was synthesized by the neutralization reaction of different cations of ethanolamine, dimethylethanolamine, and triethanolamine with benzillic acid. The reaction is monitored by thin layer Chromatography. The synthesized compounds were pu...

Open access Research Article 10.9734/AJOPACS/2017/38386

Phytochemical Studies and GC-MS Analysis of Chloroform Extract of the Leaves of Aspilia africana

Ogbemudia Ruth Etiosa, Adeyemo John Akeem & Nwadozie Blessing Chika · Asian Journal of Physical and Chemical Sciences · 2018

Aim: The aim of this research was extraction, phytochemical studies and GCMS analysis of Aspilia africana. Place and Duration of Study: This study was carried out at the University of Benin, Benin-City and University of Lagos Central Research Laboratory, Nigeria from January 2016...

Open access Research Article 10.9734/AJOPACS/2017/38663

Synthesis of Aminopyran Using Green Catalyst at Room Temperature

Keshav Badhe, Vijay Dabholkar & Swapnil Kurade · Asian Journal of Physical and Chemical Sciences · 2018

A simple, efficient and step-economy one-pot synthesis to afford the library of Ethyl 6-amino-4-phenyl-5-cyano-2-methyl-4H-pyran-3-carboxylate derivatives from readily available substrates malononitrile, an active methylene group and substituted aromatic aldehyde using novel hete...

Open access Research Article 10.9734/AJOPACS/2017/38728

Spatial Groundwater Quality Assessment by WQI and GIS in Ogbia LGA of Bayelsa State, Nigeria

Oki Austin Oyinkuro & Eteh Desmond Rowland · Asian Journal of Physical and Chemical Sciences · 2018

An integrated approach to investigate the spatial groundwater quality in Ogbia LGA in Bayelsa State using WQI and GIS was made. Results from 10 (ten) physicochemical parameters (pH, conductivity, TDS, sulphate, nitrate, sodium, calcium, chloride, magnesium, hardness, iron) analys...

Open access Research Article 10.9734/AJOPACS/2017/39055

Mineral and Proximate Composition of Soya Bean

Ogbemudia Ruth Etiosa, Nnadozie Blessing Chika & Anuge Benedicta · Asian Journal of Physical and Chemical Sciences · 2018

Aims: The aim of the research was to analyse the minerals and proximate content of soya bean in order to explore its nutritional values in human and animal diets. Place and Duration of Study: This study was carried out at Edo Environmental Consults and Laboratory Limited (EECL),...

Open access Research Article 10.9734/AJOPACS/2017/38530

A Charge Transfer Method for the Determination of Thiamine Hydrochloride Using 2,3- dichloro-1,4-dicyano-5,6-benzoquinone

Gloria Nwanisobi & Pius Ukoha · Asian Journal of Physical and Chemical Sciences · 2018

Aims: The aim of this research is to determine a method based on the formation of charge transfer complex between thiamine and 2,3- dichloro-1,4-dicyano-5,6-benzoquinone (DDQ) that is simple, fast, economical and less laborious. Objectives: To establish the degree of charge trans...

Open access Research Article 10.9734/AJOPACS/2017/38336

Isolation of Organic Compounds from Medicinal Plant (Mimusops elengi) and Their Chemical Analysis

Md. Shaharul Islam, Atiqur Rahman & Md. Helal Uddin · Asian Journal of Physical and Chemical Sciences · 2018

Medicinal plants are the rich source of unique phytochemicals which are frequently used in           the development of drugs against various diseases. Mimusops elengi (Bakul) is usually known        as medicinal plant for its various ayurvedic and therapeutic uses. In this study...

Open access Research Article 10.9734/AJOPACS/2017/38622

Effect of UV Irradiation on Structural Stability and Aggregation Behavior of Imidazolium Ionic Liquids

Li Rao, Weili Wei, Zhining Xia, Feng Li, Fengqing Yang & Kai Zhou · Asian Journal of Physical and Chemical Sciences · 2017

Ionic liquids (ILs) have attracted great attention in both industry and academic researches. They usually exposed under ultraviolet light (UV) irradiation when they were used as solvents for photochemical reactions, additives of chromatographic separation medium with UV detection...

Open access Research Article 10.9734/AJOPACS/2017/38484