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77 articles for “heavy metals”
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Agronomy of Rice Husks
Abstract: Rice husk and hull is the waste material of rice mill. These have been hard, fibrous and abraded capabilities. Bio active and biodegradable rice husk/hull have been studied to claim remaining form by firing at scaled opts of amorphous and crystal forms of silica. Metallic constitutive like iron, manganese, sodium, potassium, lead, copper have suggestive towards route to subscribe purest form after firing. Preparations out of raw forms have subjectively …
Published in International Journal of Agrochemistry · Vol. 6, Issue 1, 2020 · pp. 52–57 Read article
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Multivariate modeling of mineral water Karachi, Pakistan
Abstract: In last few decades the demand of mineral water has increased and is very important for human life due to shortage of pure and clean water. The mineral water is produced by various companies with different names and brand with approval of the relevant authorities. The present study was carried out for the preconcentration and determination of trace amount of metals (Cd, Cu, Pb, Fe, Mn, Ni, and Zn) from …
Published in International Journal of Environmental Chemistry · Vol. 5, Issue 2, 2019 · pp. 49–59 Read article
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Green Nanotechnology Based Analysis & Treatment of Industrial Effluent
Abstract: The research into effluent treatment and recycling is ongoing process. Particularly the development of new methods and technology for nanowaste treatment is a focus of most professionals, scientist and engineers. One of the developments among the emerging technology is the green nanotechnology, which is environmental friendly, affordable and cost effective. This research is an overview of Green nanotechnology based analysis and treatment techniques for an industrial nanowaste is emphasized. Most …
Published in International Journal of Applied Nanotechnology · Vol. 8, Issue 2, 2022 · pp. 15–22 Read article
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Zn2+ Biosorption Efficiency of a Nostoc sp. Isolated From a Coal Mine in Sohra, Meghalaya
Abstract: A Nostoc isolate obtained from a coal mine at Sohra in Meghalaya was evaluated for biosorption potential for Zn2+ which was one of the metal ions besides Cu2+, Cd2+, Fe3+, Mn2+ and Pb2+ found in water samples collected from the site. Zn2+ uptake potential of the cyanobacterium was analyzed calculating amount of ions removed by the isolate from Zn2+ supplemented media using atomic absorption spectroscopy (AAS). The organism recorded a …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 1, Issue 2, 2015 Read article
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A review on Biochar and its Nanocomposites for Removal of Toxics from Wastewater
Abstract: Biochar is a carbon-rich material formed by the thermochemical conversion of biomass under oxygen-limited circumstances, providing a long-term solution for waste valorisation and environmental management. Because of its high stability, surface functional groups, and porous structure, biochar has been used extensively in pollutant adsorption, carbon sequestration, and soil amendment. Recent developments have produced biochar nanocomposites, in which the physicochemical properties of biochar are improved by engineering or combining it with …
Published in International Journal of Composite Materials and Matrices · Vol. 12, Issue 1, 2026 · pp. 15–29 Read article
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Analytical Development of Electrochemical Biosensors for Real-Time Monitoring of Environmental Contaminants
Abstract: The increasing awareness of environmental pollution has necessitated the development of efficient monitoring systems for the detection and quantification of contaminants. Electrochemical biosensors have emerged as powerful tools due to their high sensitivity, rapid response, and cost-effectiveness. This paper reviews recent advancements in the development of electrochemical biosensors specifically designed for real-time monitoring of environmental contaminants. The design and fabrication of electrochemical biosensors involve the integration of biological recognition elements …
Published in International Journal of Analytical and Applied Chemistry · Vol. 9, Issue 2, 2023 · pp. 31–37 Read article
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Adsorption by waste materials - An effective method for removal of pollutants from wastewater
Abstract: Various pollutants in wastewater with high organic and metal content poses a major problem in the field of wastewater treatment. Removal of pollutants by adsorption is very effective and economical method. Low cost materials can be used for adsorption preparation. These include adsorbents prepared from saw dust, bagasse pith, rice husk ash, activated coconut shell powder controlled burnt wood charcoal, fly ash, peat, wood, jute fibers. It is envisaged to …
Published in International Journal of Green Chemistry · Vol. 4, Issue 2, 2018 · pp. 17–19 Read article
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Advances in Applied Chemistry: From Electrochemical Biosensors and Gas Sensing to Sustainable Remediation and Nanofluid Engineering
Abstract: Applied chemistry acts as a crucial link between fundamental molecular science and practical technological innovation. It transforms theoretical knowledge into real-world applications that address challenges in healthcare, environment, and industry. This review highlights recent advancements in electrochemical biosensors, which offer rapid and sensitive diagnostic capabilities, along with modern gas detection technologies designed for improved safety and environmental monitoring. Significant attention is given to environmental remediation, particularly the use of activated …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 20–25 Read article
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Mathematical Analysis of the Effect of Fly Ash Application in Agricultural Fields on Soil Properties and Crop Productivity
Abstract: Fly ash is regularly generated as a by-product by coal or thermal power stations. The potential of fly ash as a resource material in agriculture and related areas is now a well-established fact. The application of fly ash in agriculture is due to its favorable physicochemical properties, including appreciable content of essential plant nutrients. When compared to soil, fly ash consists of all the elements except organic carbon and nitrogen. …
Published in International Journal of Agrochemistry · Vol. 12, Issue 1, 2026 · pp. 32–38 Read article
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Quantum Dots in Oral Diagnostics and Theranostics:Promise and Preclinical Status
Abstract: Quantum dots in oral diagnostics and theranostics represent a rapidly evolving, largely preclinical strategy that couples highly sensitive optical imaging with targeted therapeutic delivery in the oral cavity. Their size-dependent emission, high photostability, and broad excitation spectra allow bright, multiplexed visualization of key molecular events in oral potentially malignant disorders and oral squamous cell carcinoma, while surface functionalization with antibodies, peptides, or small-molecule ligands enables selective binding to dysplastic and …
Published in International Journal of Applied Nanotechnology · Vol. 12, Issue 1, 2026 · pp. 20–30 Read article
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Synthesis, Characterization, Antibacterial Study and Study of Bio Properties for New Analytical Reagents
Abstract: Due to the widespread pollution of heavy metals in water and environmental samples, the pollution levels have increased. Therefore, researchers have begun working on various environmental solutions to improve the levels of these elements in environmental samples. One such solution is the preparation of analytical reagents as coordination agents and ligands to shield the elements from water and soil, thereby reducing pollution levels. In this study, new analytical reagents were …
Published in International Journal of Environmental Chemistry · Vol. 12, Issue 1, 2026 · pp. 1–11 Read article
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Industrial Effluent Pollution and Sustainable Treatment Strategies: An Analytical Approach
Abstract: Industrialization has significantly propelled economic development across the globe, but it has also led to the generation of vast quantities of hazardous effluents that pose serious threats to the environment and public health. Industrial effluents, depending on their origin, often contain high levels of chemical oxygen demand (COD), biological oxygen demand (BOD), total dissolved solids (TDS), toxic heavy metals, dyes, solvents, pharmaceutical residues, and other harmful substances. This research paper …
Published in International Journal of Green Chemistry · Vol. 12, Issue 1, 2026 · pp. 20–25 Read article
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Unraveling the Health Risks of Microplastics in School Children Water Bottles: A Systematic Review
Abstract: Microplastics (MPs), pervasive environmental pollutants, pose escalating threats to human health, with children emerging as a critically vulnerable population. This systematic review, guided by PRISMA protocols, synthesizes evidence from 2015–2025 on MPs exposure risks from reusable plastic water bottles among school-aged children (4–15 years). Findings reveal significant MPs leaching into drinking water, influenced by bottle material such as PET and PP, usage duration, and cleaning practices. Children ingest an estimated …
Published in International Journal of Environmental Chemistry · Vol. 11, Issue 2, 2025 · pp. 20–35 Read article
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A Study on the Future of Industrial WastewaterTreatment Plant: Trends and Innovations
Abstract: Industrial wastewater treatment plants (IWWTPs) stand at the critical intersection of economic productivity and environmental sustainability. Unlike municipal sources, industrial effluent is characterized by extreme heterogeneity, containing highly variable concentrations of toxic heavy metals, recalcitrant organic compounds, suspended solids, and emerging contaminants. This complexity necessitates bespoke, multistage treatment trains, often combining physical, chemical, and advanced biological methods (e.g., membrane bioreactors, electrochemical oxidation, and anaerobic digestion). This analysis examines the contemporary …
Published in International Journal of Chemical Engineering and Processing · Vol. 11, Issue 2, 2025 · pp. 1–13 Read article
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Evaluation of Groundwater Quality Parameters Through Physico-Chemical Analysis in the Puducherry Region
Abstract: Abstract The evaluation of the quality of drinking water in Puducherry state and its surrounding regions primarily concentrated on groundwater sources. Nine specimens were examined using standardized techniques, and their outcomes were contrasted with national standards. Nevertheless, on a worldwide scale, the quality of water is facing a growing danger from unwelcome alterations in its physical, chemical, and biological characteristics. Population growth, industrialization, fertilizer usage, and mining activities are major …
Published in International Journal of Water Resources Engineering · Vol. 11, Issue 1, 2025 · pp. 24–32 Read article
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Evaluation of Groundwater Quality Parameters Through Physico-Chemical Analysis in the Puducherry Region
Abstract: Abstract The evaluation of the quality of drinking water in Puducherry state and its surrounding regions primarily concentrated on groundwater sources. Nine specimens were examined using standardized techniques, and their outcomes were contrasted with national standards. Nevertheless, on a worldwide scale, the quality of water is facing a growing danger from unwelcome alterations in its physical, chemical, and biological characteristics. Population growth, industrialization, fertilizer usage, and mining activities are major …
Published in International Journal of Water Resources Engineering · Vol. 11, Issue 1, 2025 · pp. 24–32 Read article
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Treatment of Leachate by Using Solid Waste
Abstract: Abstract Leachate, a hazardous liquid from landfill decomposition, is a significant environmental challenge worldwide. Traditional collection of solid waste: Gather the solid waste material you want to generate leachate from. This waste could include organic matter, plastics, paper, and other materials commonly found in municipal solid waste. Sorting and compressing: Depending on the initial state of the waste, you may need to shred or crush it to increase the surface …
Published in International Journal of Prevention and Control of Industrial Pollution · Vol. 11, Issue 1, 2025 · pp. 43–49 Read article
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Green Nanotechnology: Principal Role of Green Nanoparticles in Environmental Remediation and Wastewater Treatment
Abstract: A recent development in nanotechnology is green nanotechnology. The major concerns of this technology are improving health status, ensuring sustainable energy, ensuring sustainable environmental and green economy, and reducing waste. This research is, therefore, concerned with the role of green nanotechnology and the potential role of green nanoparticles in environmental remediation and wastewater treatment. This technology is expected to effectively treat contaminated water, heavy metal-containing water, and polymer waste. Green …
Published in International Journal of Applied Nanotechnology · Vol. 11, Issue 1, 2025 · pp. 1–8 Read article
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Waste to evaluate from paper mill
Abstract: Inorganic and organic substances generated in pulp and paper mills have been ashes, green liquor dregs, slacker grits, lime mud, and pulp mill sludge of wastewater treatment plants (WWTP). These wastes have impacted on environment, polluting water, soil, and air, if disposed of casually. Pollution has increased organic matter content in wastewater, heavy metals in soil, and emission of incinerated gaseous produce in air. Pollution by waste has been studied …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 7, Issue 1, 2021 · pp. 40–43 Read article
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Green Synthesis of Nano Composite based on Agro-Industrial waste and removal of pollutants from Waste Water
Abstract: India’s economy is largely dependent on Agriculture. A lot of agricultural waste is generated and most of the waste is burnt by the farmers in India, due to which economy is lost as well as environmental problem is created.In this study an effort has been made on green synthesis of nano-composites using agricultural waste like bagasee,rice husk and industrial waste like flyash material. Nano-technology is is being used in almost …
Published in International Journal of Agrochemistry · Vol. 5, Issue 1, 2019 · pp. 4–7 Read article