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Sequential Fractionation of Heavy Metals from Flooded and Non-Flooded Soils in Obunagha Community, Bayelsa State, Nigeria

Erepamowei, Y., Obasi, C. J., Felagha, I. & Ajoko, I. T. · Asian Journal of Chemical Sciences · 2024

Soil samples from flooded and non-flooded areas of different farmlands in Obunagha community, Bayelsa State were collected for this study. The aim of the study was to investigate the chemical fractionation and bioavailability of Cr, Cd, Zn, Ni, & Fe in flooded and non-flooded...

Open access Research Article 10.9734/ajocs/2024/v14i3312

Development and Evaluation of Castor Oil-Based Additives for Sustainable Lubricating Oils

Leiyami Ahungshi, Pranab Ghosh & Mainual Hoque · Asian Journal of Chemical Sciences · 2024

The gradual reduction of worldwide crude oil stores, increasing costs of crude oil, and escalating environmental worries are critical matters with the capacity to profoundly affect human existence. Meeting these challenges necessitates researchers' dedicated focus on discovering...

Open access Research Article 10.9734/ajocs/2024/v14i3311

Nanoscale Zero-valent Silver and Graphene Oxide Nanoparticles: Facile Synthesis and Characterization

Nouran Yousri, Hesham H. El-Feky, Mostafa Y. Nassar & Alaa S. Amin · Asian Journal of Chemical Sciences · 2024

We herein report a direct and facile hydrothermal method for the preparation of zero-valent silver nanoparticles using a mixture of ascorbic acid/starch as a reducing agent. The average crystallite size of the prepared Ag0 nanoparticles was ca. 46.7 nm. The zero-valent silver nan...

Open access Research Article 10.9734/ajocs/2024/v14i3310

Comparison of Investigated Levels of Physicochemical Parameters in Qua Iboe River, Oruk Anam, Nigeria with Portable Water Standards

Nsima Amos Akpan, Rosemary Boniface Udombeh & Ekaete Jacob Abai · Asian Journal of Chemical Sciences · 2024

This research was carried out for comparision of status of physicochemical parameters in Qua Iboe River, Oruk Anam, Nigeria with portable water standards. Water samples were collected from five sampling locations in the study area for analysis of the physicochemical parameters in...

Open access Research Article 10.9734/ajocs/2024/v14i3309

Synthesis of Nano-electrolytic Manganese Dioxide for Alkaline Batteries Mediated by Organic Additives

Himansulal Nayak · Asian Journal of Chemical Sciences · 2024

This article discusses the impact of adding organic additives like glycine (GLY), sucrose (SUC), and saccharine (SACCH) on the electrical characteristics and microstructure of electrolytic manganese dioxide (EMD), which is made from an acidic aqueous sulphate solution. The struct...

Open access Research Article 10.9734/ajocs/2024/v14i3308

Preparation and Characterization of Ferrihydrite: Application in Arsenic Removal from Aqueous Solutions

Rasmane Tiendrebéogo, Yacouba Sanou, Samuel Paré & Aboubacar Senou · Asian Journal of Chemical Sciences · 2024

Arsenic pollution is a public health hazard in Burkina Faso due to its impact on human health and water resources. To mitigate this pollution, ferrihydrite material has been synthesized and characterized to be used as adsorbent for arsenic removal in aqueous solutions. This study...

Open access Research Article 10.9734/ajocs/2024/v14i3307

Synthesis and Crystal Structure Studies of a New Complex of Co (III)-Schiff Base Derivative Derived from Isonicotinohydrazide

Babacar Diop, Thierno Moussa Seck, Cheikh Ndoye, Ibrahima El-hadji Thiam, Ousmane Diouf, Farba Bouyagui Tamboura, Pascal Retailleau & Mohamed Gaye · Asian Journal of Chemical Sciences · 2024

A new Co(III) complex prepared by the reaction of N'–(1–(pyridin–2 yl)ethylidene) isonicotinohydrazide (H2L) with Co(II) ion is reported in this paper. The H2L ligand is structurally characterized by elemental analysis, NMR, and infrared spectroscopies. The mononuclear complex [C...

Open access Research Article 10.9734/ajocs/2024/v14i3306

Synthesis, Antimicrobial Assessment of Chalcones and their Pyrimidine Derivatives

Azibanasamesa D.C. Owaba, Ebiere Dode & Ubong B. Bassey · Asian Journal of Chemical Sciences · 2024

The aim of the study was to transform chalcones synthesized to their respective pyrimidine derivatives which was successful. The synthesized compounds were subjected to antimicrobial assay against bacteria and fungi organisms screened, however sample ZB had inhibitory effect agai...

Open access Research Article 10.9734/ajocs/2024/v14i3305

Comparative Phytochemical, In-vitro Anti-Hyperglycemic Activities of Napoleona vogelii Hook & Planch Stem Bark and Cassia occidentalis L. Root Extracts

Anarado CE, Anarado CJO, Okonkwo NA, Obumselu OF, Anyanna, KJ, Ikeh OA & Igbokwe IA · Asian Journal of Chemical Sciences · 2024

This work investigated the comparative phytochemical, proximate and anti-hyperglycemic activities of stem bark of Napoleonaea vogelii and root of Cassia occidentals extracts. Stem bark and N. vogelii root of C. occidentalis were cold extracted with methanol, ethyl acetate, and n-...

Open access Research Article 10.9734/ajocs/2024/v14i3304

Synthesis and Characterization of Activated Carbon from Mahogany Fruit Shell (Khaya senegalensis) Impregnated with TiO2 Used in the Adsorption of Cadmium and Arsenic

Wilson Lamayi Danbature, Nasiru Yahaya Pindiga & Auwal Musa Ibrahim · Asian Journal of Chemical Sciences · 2024

In this Study, low-cost activated carbon impregnated with TiO2 (Ac/ TiO2) was prepared from mahogany fruit shell (Khaya senegalensis) by chemical activation using phosphoric acid, H3PO4. The resulting product was evaluated for the removal of Arsenic and Cadmium ions from aqueous...

Open access Research Article 10.9734/ajocs/2024/v14i2303

Quality Assurance and In-vitro Bioequivalence Analysis of Amlodipine Besylate Tablets

Edebi N. Vaikosen, Samuel J. Bunu, Samson K. Santus, Obe D. Balogun & Dorcas Nyalas-Omeire · Asian Journal of Chemical Sciences · 2024

The proliferation of generic brands in the local pharmaceutical market makes it increasingly difficult for health professionals and patients to choose the optimal drug. The study aimed to assess the physicochemical parameters of generic amlodipine besylate tablets utilizing in-vi...

Open access Research Article 10.9734/ajocs/2024/v14i2302

Characterization of a Bioplastic Product from the Ulva reticulata (Ribbon Sea Lettuce) Extract

Maria Erica R. Bordeos, Flyndon Mark S. Dagalea & Manuela Cecille G. Vicencio · Asian Journal of Chemical Sciences · 2024

Humans have a strong reliance in using petroleum-based plastics which take several decades to degrade and cause a lot of environmental problems such as pollution. This study intended to develop bioplastics from Ulva reticulata (Ribbon sea lettuce) and to determine the bioplastic’...

Open access Research Article 10.9734/ajocs/2024/v14i2301

Synthesis of TiO\(_2\) Impregnated Ribes nigrum Stem Nanoactivated Carbon and their Application to Remove Heavy Metals

Buhari Magaji, Nasiru Yahaya Pindiga & Ibrahim Mohammed Bida · Asian Journal of Chemical Sciences · 2024

Nanoactivated carbons from Ribes nigrum (black currant) stem were prepared using two-step procedure with excellent yield and were characterized using different spectroscopic techniques. The FTIR spectroscopy revealed O-H, C=C, C=N, and C-O stretching. XRD analysis revealed the pa...

Open access Research Article 10.9734/ajocs/2024/v14i2300

African Breadfruit Seed Oil as Lipid Phase of Self-Emulsifying Drug Delivery System for Improved Gastrointestinal Fluid Solubility of Ibuprofen: Design and Evaluation

Romanus C. Omeh, Audu M. Momoh, Felix K. Asogwa, Celestine O. Ugwu, Gerald W. Ugodi, Treasure N. Ujam, Kennedy E. Oluigbo, Njideka Ani, Ndidiamaka H. Okorie & Paul E. Ugwu · Asian Journal of Chemical Sciences · 2024

Introduction: Rain forest vegetations all over the world produce large quantity of economically important seed oils which, in most developing countries are utilized only as food condiments but hardly employed in pharmaceutical formulations. Objectives: The purpose of this work wa...

Open access Research Article 10.9734/ajocs/2024/v14i2299

Wastewater Phytopurification Monitoring with Congolese Planted Filters, Republic of Congo

Gavin-Rolin Diele Mouko, Kiele Molingo Mbemba, Aimé Bertrand Madiele Mabika & Jean Maurille Ouamba · Asian Journal of Chemical Sciences · 2024

The present study aimed to evaluate the purifying power of two Congolese plant filters or emerging macrophytes EP-F (Echinochloa pyramidalis (Lam) Hutch) and CA-F (Cyperus alternifolius L.) on wastewater coming from the Total market, the largest national market of Brazzaville in...

Open access Research Article 10.9734/ajocs/2024/v14i2297