Absorption and emission spectral maxima of 4-methoxyacetophenone (4MAP) in different a-CD and b-CD concentrations with pH~3 and pH~7 solutions were analysed using UV-visible, fluorescence, time resolved fluorescence measurements and molecular modeling methods. The spectral proper...
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Research Article10.9734/irjpac/2026/v27i2995
The absorption and emission spectral behaviour of 2,4-diaminotoluene (24DAT) was systematically investigated in the presence of varying concentrations of α-cyclodextrin (α-CD) and β-cyclodextrin (β-CD) at approximately pH 3 and pH 7, as well as in different solvents. Spectroscopi...
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Research Article10.9734/irjpac/2026/v27i2993
This study presents a comparative investigation into the corrosion inhibiting properties of extracts derived from the stem and leaves of Caladium tricolor (wild cocoyam) in acidic media. The primary objective was to evaluate and compare the efficacy of these plant parts in mitiga...
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Research Article10.9734/irjpac/2026/v27i2994
Imafidon Osahon Nosakhare, Okosun Joseph Zekeri, Orji Ugochukwu Richards, Blessed C. Anyanwu, Olamide K. Asaju, Godwin Yakubu, Chukwuebuka A. C. Onyeaghala, Oboh Osabhuohien, Ochanya B. Onuh, Chinwendu C. Ezinwa & Hauwa A. Sani·International Research Journal of Pure and Applied Chemistry·2026
Carbonized periwinkle shell was modified by two types of activation: alkaline modification with 1 M NaOH and acidic modification with 1 M HNO3. The three carbon samples thus produced were tested for the removal of methylene blue from solution. This test was carried out to provide...
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Research Article10.9734/irjpac/2026/v27i2992
Halid Junuzović, Melisa Ahmetović, Emina Kovačević, Aida Gogić, Aldijana Mustafić, Sabina Begić, Amra Selimović, Indira Šestan, Husejin Keran, Emina Mehmedović & Lejla Osmanbegović·International Research Journal of Pure and Applied Chemistry·2026
The rapid growth of the global population has increased the consumption of chicken eggs, leading to the generation of significant quantities of eggshell waste. The sustainable valorization of this biowaste represents an important environmental and resource management challenge. I...
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Research Article10.9734/irjpac/2026/v27i2991
The mining company makes efforts to reduce the storage of huge amounts of waste, such as tailings, through reprocessing or using these unwanted materials as a marketable product. Nevertheless, the evaluation of these tailings is crucial for environmental sustainability and econom...
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Research Article10.9734/irjpac/2026/v27i2990
A sustainable and environmentally benign synthetic approach for the preparation of 2-(1H-benzimidazole-2-yl) benzoic acid (BZ–BA) and a structurally modified derivative (BZ–BA–X) is reported here. The target benzimidazole framework was efficiently synthesized via a solvent-free m...
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Research Article10.9734/irjpac/2026/v27i2989
Heavy metal contamination in groundwater, particularly in the Niger Delta, induces oxidative stress and endocrine disruption. This study aimed to evaluate the restorative potential of Vernonia calvoana extract fractions on hormonal parameters and ovarian histoarchitecture in fema...
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Research Article10.9734/irjpac/2026/v27i2987
Acid–base titrimetry remains a cornerstone of quantitative chemical analysis in teaching, industrial quality control, and routine laboratory practice. Conventional endpoint detection in acidimetry and alkalimetry has long relied on synthetic halochromic indicators; however, growi...
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Research Article10.9734/irjpac/2026/v27i2988
The expansion of industrialization and household use of synthetic compounds has generated significant wastewater containing toxic heavy metals. In developing countries, this wastewater is often discharged untreated due to the high cost of advanced treatment technologies. This stu...
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Research Article10.9734/irjpac/2026/v27i2986
The use of aqueous extracts of Eucalyptus camaldulensis as biopesticides requires a preliminary concentration step involving prolonged heating of the extracts. The aim of this study was to evaluate the effect of heating duration on the total phenolic content and total flavonoid c...
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Research Article10.9734/irjpac/2026/v27i2985
The clean and pure drinking water is the basic need of human civilization. In this research paper tries to determine the pollution level and quality of drinking water of the chhindwara district. Drinking water in Chhindwara district various blocks were carried out and their biolo...
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Research Article10.9734/irjpac/2026/v27i2984
Mohammad OUEDRAOGO, Arouna GANAME, Madou SIBIRI, Abdoul Rasmané SAWADOGO, Tatiafa DA, Momouni OUEDRAOGO, Emmanuel TRAORE, Bily NEBIE, Siaka SOSSO, Rémy K. Bationo, Constantin Maniénou DABIRE & Roger Honorat Charles NEBIE·International Research Journal of Pure and Applied Chemistry·2026
Lippia multiflora Moldenke (Mold) is a plant belonging to the Verbenaceae family and is widely used for its therapeutic properties in traditional medicine. The objective of this study was to investigate the phytochemical composition and antioxidant activity of organic extracts fr...
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Research Article10.9734/irjpac/2026/v27i1983
Essential oils derived from aromatic plants are highly sought after due to their many biological properties. This is the case with Harungana madagascariensis, a plant widely used in traditional African medicine for various indications such as malaria, dysentery, and anemia. The a...
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Research Article10.9734/irjpac/2026/v27i1982
Excess thermodynamic and transport properties provide critical insight into non-ideal interactions in liquid mixtures. In this work, experimental data for the binary system ethyl benzoate (X₁) + 2-butanol (X₂) were analyzed at four temperatures (303.15, 308.15, 313.15, and 318.15...
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Research Article10.9734/irjpac/2026/v27i1981