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International Research Journal of Pure and Applied Chemistry

Published by SCIENCEDOMAIN international · ISSN (electronic) 2231-3443

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998

Articles indexed

38

2026 articles

998

Open access

2,645

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Articles (998)

Standardisation and Evaluation of Foxtail Millet Based Malt Mix

Jelang Jelku D. Sangma, W. Jessie Suneetha, B. Anila Kumari & K. B. Suneetha Devi · International Research Journal of Pure and Applied Chemistry · 2019

Foxtail millet has been consumed similar to rice from times immemorial and many products like soups, vermicelli, pasta and malt mixes were done in recent times to increase the nutrient content of various food products. Due to climate changes, millet usage is increasing nowadays a...

Open access Research Article 10.9734/irjpac/2019/v19i230104

Developed and Evaluation of Slow Release Phosphorus Fertilizer Using Mono-ammonium Phosphate and Di-ammonium Phosphate

Khalid Al Rohily, Adel Ghoneim, Hany El-Hamshary & Abdullah Modaihsh · International Research Journal of Pure and Applied Chemistry · 2019

Phosphorus (P) availability is generally low in Calcareous soils due to its association with soil constituents forming other P compounds that are of low solubility and availability for plant uptake. In particular, phosphorus use efficiency (PUE) in Saudi Arabia agricultural soils...

Open access Research Article 10.9734/irjpac/2019/v19i130103

Sustainable Bio-Adsorbent for Treatment of Nitrate, Fluoride and TDS in Groundwater

Anupam Singhal, Rajiv Gupta & Arun Singh · International Research Journal of Pure and Applied Chemistry · 2019

The quality of groundwater and surface water bodies have been analyzed globally and showed that 23% of primary drinking water sources have more than permissible limits of pollutants’ concentration. A major part of the world suffers from high concentrations of Nitrate, Fluoride an...

Open access Research Article 10.9734/irjpac/2019/v19i130102

Efficiency of Sawdust from Selected African Indigenous Wood spp. as a Low-cost Adsorbent for Removal of Copper Ion from Contaminated Water

E. A. Iyiola, J. M. Owoyemi, T. P. Saliu, B. Olufemi, D. O. Dania, O. Olasunkanmi, S. O. Ayanleye & A. Wekesa · International Research Journal of Pure and Applied Chemistry · 2019

Aims: This study investigates the use of sawdust from 3 hardwood species as low-cost adsorbent for the removal of copper from contaminated water. Study Design: The experimental design used for this study was 3 x 2 x 4 factorial experiment; the different sawdust species, two basel...

Open access Research Article 10.9734/irjpac/2019/v19i130101

Synthesis of Benzil by Air Oxidation of Benzoin and M(Salen) Catalyst

Qiuxin Shen, Liting Xu, Yiyan Jiang, Ran Zheng & Yiping Zhang · International Research Journal of Pure and Applied Chemistry · 2019

Bis salicylaldehyde ethylenediamine Schiff base (Salen) and its complexes with three metal ions (Co2+, Ni2+, Zn2+) were prepared, and characterized by infrared spectroscopy(IR). Using air as oxygen source, the optimum reaction conditions for the catalytic oxidation of 0.05 mol be...

Open access Research Article 10.9734/irjpac/2019/v19i130100

Determination of Antioxidant Activity of Leave Extracts of Albizia chevalieri Using Free Radical Scavenging Activity Assay

Alhassan M. Garba, Habiba R. Isa, Sadiq Abubakar & Saudat Ja’afar · International Research Journal of Pure and Applied Chemistry · 2019

Dried and powdered leaves of Albizia chevalieri were extracted using ethanol. The extract was fractionated to give methanol, chloroform and pet-ether. The four extracts obtained; ethanol, chloroform, methanol and pet-ether were evaluated for antioxidant activity using 2,2-dipheny...

Open access Research Article 10.9734/irjpac/2019/v19i130099

Separation, Analysis and Validation of Metal Ions in Aqueous Samples Using Capillary Electrophoresis

Aron Hailemichael, Andrew Martin Crouch, Arumugam Manohar & Medhanie Afewerki · International Research Journal of Pure and Applied Chemistry · 2019

Capillary  electrophoresis  (CE)  has been developed  as  one  of  the  powerful  separation  techniques  for  the analysis of inorganic and organic ions in complex matrices in the recent past. In aqueous samples, most of the inorganic ions are having weak absorption profiles in...

Open access Research Article 10.9734/irjpac/2019/v18i430098

Impacts of Anthropological Activities on Soils of Some Parts of Rivers State, Nigeria

W. P. Wanjala, L. Odokuma, I. Etela & R. Ramkat · International Research Journal of Pure and Applied Chemistry · 2019

The study is a post project implementation Environmental Monitoring (EM) of impacts of anthropological activities on levels of soil physicochemical parameters. The study evaluates levels of physicochemical parameters in soils of 9 locations in Port Harcourt and its environs in Ri...

Open access Research Article 10.9734/irjpac/2019/v18i430096

Optimized Route for the Synthesis of Derivative of Phenylalanine-azobenzene

Jie Chen, Gao He & Liangchun Li · International Research Journal of Pure and Applied Chemistry · 2019

In this paper, the derivative of phenylalanine-azobenzene was synthesized from p-nitrobenzoic acid and L-ethyl benzoate by condensation, ferric acid reduction and aromatic amine oxidation, and the key compounds were characterized by 1H-NMR and MS. At the same time, we optimized t...

Open access Research Article 10.9734/irjpac/2019/v18i430095