Asian Journal of Chemical Sciences

Isolation and Characterisation of Stigmasterol and β–Sitosterol from Anthocleista djalonensis A. Chev.

Ijeoma Solomon Okoro, Terrumun Amom Tor-Anyiin, John Ogbaji Igoli, Xavier Siwe Noundou & Rui Werner Maçedo Krause · Asian Journal of Chemical Sciences · 2018

Aim: Anthocleista djalonensis A. Chev. is a plant with several chemical constituents which accounts for its ethno-pharmacological uses. The present study is aimed at identifying and characterizing the active principles from the roots of the plant. Place and Duration of Study: The...

Open access Research Article 10.9734/AJOCS/2017/37147

Solubility of Benzoic Acid in Six Alcohols within (288.15 to 336.15 K) and Thermodynamic Properties in the Dissolution Process

Jiaming Xue, Chao Yu, Zuoxiang Zeng, Weilan Xue & Yijia Chen · Asian Journal of Chemical Sciences · 2018

The solubility of benzoic acid was determined in six alcohols (isobutanol, n-pentanol, isoamylol, 2-pentanol, tert-amyl alcohol and n-hexanol) from (288.15 to 336.15 K) by the dynamic method. The value of solubility rises with the increase of temperature and the order of solvents...

Open access Research Article 10.9734/AJOCS/2017/39216

Free Radical Scavenging Activity of Jatropha curcas Leaves, Phytochemical and Antibacterial Analysis of Its Butanol Crude Extract

Qasim Olaitan Afolabi, Adijat Yetunde Shorinmade & Ofunami Joy Obero · Asian Journal of Chemical Sciences · 2018

The use of different plant parts for the prevention and cure of ailments, infections and diseases as an alternative to the use of orthodox medicine is gaining more attention. Moreso, resistance to orthodox drugs has been confirmed in various literature. The free radical scavengin...

Open access Research Article 10.9734/AJOCS/2017/38036

Synthesis and Characterization of Ammonium Ionic Liquids and Their Antimicrobial and Computational Overview

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

The ammonium acetate and formate ionic liquids (ILs) were synthesized in the neutralization reaction with different cations of alkanol amine and alkyl amine with formic and acetic acid as an anion. Thin layer Chromatography monitored the reaction and the synthesized six ILs was c...

Open access Research Article 10.9734/AJOCS/2017/38877

Major and Trace Elements Composition in Guiera senegalensis Plant from the Vicinity of a Kaolin Milling Plant in Alkaleri Bauchi State Nigeria Using Neutron Activation Analysis (NAA)

A. O. Abdullahi, O. N. Maitera, H. M. Maina, I. I. Nkafamiya & P. M. Dass · Asian Journal of Chemical Sciences · 2018

This study was conducted to determine the concentration of major and trace elements in samples of Guiera senegalensis from the vicinity of a Kaolin milling plant in Alkaleri Bauchi State. Twenty four samples were collected (12 samples each in both dry and wet seasons) at differen...

Open access Research Article 10.9734/AJOCS/2017/38777

Quantitative Determination of Sugars in Three Varieties of Cassava Pulp

Monday Abel Otache, Godwin Kparobo Agbajor, Ambrose Emuobonuvie Akpovona & Blessing Ogoh · Asian Journal of Chemical Sciences · 2017

Aims: Carbohydrate stands out among the various classes of food synthesized by plants. It has the highest proportion in cassava tuber which is a staple root crop in many developing countries, especially in West Africa. This research is aimed at determining the sugar contents in c...

Open access Research Article 10.9734/AJOCS/2017/37112

Accumulation of Heavy Metals in Soil and Maize Plant (Zea mays) in the Vicinity of Two Government Approved Dumpsites in Benin City, Nigeria

N. A. Oladejo, B. Anegbe & O. Adeniyi · Asian Journal of Chemical Sciences · 2017

Soil contamination by heavy metals is of great concern with respect to human health risks, groundwater contamination, phytotoxicity to plants, adverse effects on microbial activity and diversity, long-term effects on soil fertility and depreciation of land. Soil samples were obta...

Open access Research Article 10.9734/AJOCS/2017/37635

Treatments of Recycled Pulps from Old Corrugated Containers. Part I. The Effects of Boron Compounds on Optical and Physical Properties

H. Turgut Sahin, Mustafa Yilmaz & Seda Demiratli · Asian Journal of Chemical Sciences · 2017

Aims: It was aimed to provide understanding of the properties of recycled fibers from Old Corrugated Container (OCC) and to explore boric acid and sodium borohydride effects for improvement of the properties of secondary OCC pulps. Study Design: In order to control past and the s...

Open access Research Article 10.9734/AJOCS/2017/36885

Treatments of Recycled Pulps from Old Corrugated Containers. Part II. The Effects of Boron Compounds on Strength Properties

H. Turgut Sahin & Mustafa Yilmaz · Asian Journal of Chemical Sciences · 2017

The paper from secondary fibers has generally considered to be used in corrugated cardboard production. For this purpose, Sack Corrugated Test (SCT) and Corrugated Medium Tests were used to determine the strength resistance behaviors. The highest CMT value of 73.5 N was found wit...

Open access Research Article 10.9734/AJOCS/2017/36886

Preliminary Studies on Equilibrium and Kinetics of Heavy Metal Ion Sorption on Immobilized Ficus asperifolia Stem Bark Biomass

Ayodele Akinterinwa, Fasina Esther Oluwayemisi, Joseph Japari & A. Aminu · Asian Journal of Chemical Sciences · 2017

In our quest to exploit the biomasses in our local environment for an efficient water treatment at the level of hazardous aqueous ions removal, we furthered here by immobilizing the stem bark biomass of Ficus asperifolia in a stable polymer matrix of calcium alginate. The sorptio...

Open access Research Article 10.9734/AJOCS/2017/36462