Department of Chemistry and Biochemistry: Recent submissions
Now showing items 21-40 of 123
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Physical-Chemical Water Quality Asessment of Rivers within the Athi River Basin Area, Kenya
(Africa Environmental Review, 2022)One of the main issues affecting Kenya's management of its water resources is pollution. In this study, selected physical-chemical characteristics were used to evaluate the river water quality in the Athi Basin area. ... -
Phytochemical Screening and Acute oral Toxicity Study of Root Extracts of Combretum hereroenseSchinz and Balanites aegyptiacaDel. Traditionally Used to Treat Female Infertility in Baringo County, Kenya
(European Journal of Medicinal Plants, 2023)Aims: To carry out phytochemical screening and acute oral toxicity test to validate their safety and efficacy.Study Design: Standard phytochemical screening tests were used to highlight phytochemicalcompounds of ... -
Spatial and TemporalVariability of Phosphates, Nitrates and Selected Physico-Chemical Parameters of River Nzoia
(Africa Environmental Review, 2022)Several agricultural activities are practiced within the River Nzoiacatchment area, most of which involve application of chemicals in form of fertilisers and pesticides.Most of these chemicals end up in the ... -
QUANTIFICATION OF Cr +3, Cr +6, TOTAL CHROMIUM, AND PHYSICOCHEMICAL CHARACTERISTICS OF TANNERY WASTEWATER EFFLUENTS: A case study of Bata Tanneries, Kenya
(University of Eldoret, 2022-10)Kenya's tanning industry is a key economic sector. Leather processing generates toxic effluents depending on the process. Bata leather industries in Kenya have been discharging effluent to nearby rivers leading to human ... -
Evaluation of Anaerobic Microbial Community and Physicochemical Parameters in Small Scale Biodigesters within Uasin Gishu County
(Africa Environmental Review, 2022)Anaerobic digestion is a sequential biological activity that accepts the efficient capture ofmethane for energy production.The dependence on fossil and wood fuels as a primary energy source has led to multitudes of problems ... -
WATER QUALITY OF ATHI RIVER AND ITS TRIBUTARIES BASED ON SELECTED PHYSICAL-CHEMICAL PARAMETERS, HEAVY METALS AND BACTERIAL LEVELS
(University of Eldoret, 2022)Pollution is one of the major challenges facing water resources management in Kenya. This study was carried out to assess and monitor water quality status of the Athi River and its tributaries based on selected basic ... -
Field Accumulation in Selected Heavy Metal Ions and Associated Health Risks in Irrigation Water, Soil and Tomatoes Collected from Homa Hills, Homabay County, Kenya
(Africa Environmental Review, 2022)Accumulation of metal ions in irrigation water and soils can lead to uptake by food crops. The accumulated heavy metals when ingested pose a threat to human health. The current study intends to assess potential health ... -
ASSESSMENT OF ZINC, LEAD AND CADMIUM CONTRIBUTIONS TO DIABETES AND HYPERTENSION: A CASE STUDY OF MARAKWET EAST AND MARAKWET WEST SUB COUNTIES
(University of Eldoret, 2022)Globally, chronic heavy metal poisoning is of global concern, aggravated by human activities in the world leading to food and drinking water quality issues. This study assessed the relationship between heavy metals and ... -
Effect of Computer-Based Laboratory Simulations (CBLS) in Acquisition of Scientific Inquiry Skills in Electro_ Chemistry in Secondary Schools in Bomet County
(African Journal of Education, Science and Technology, 2022)Computer technology has advanced to the point where it can significantly enable inquiry learning to be used at various levels, and offer new tools for representing the science nature in the classroom. It has been revealed ... -
Discovery of Withaphysalin A and Limonin as Potential SARS-COV2 Papain-Like Protease Inhibitors
(African Environmental Review Journal, 2022-06)Protease inhibitors are strategically and functionally important components of drug-hunters’ arsenal against pathogenic viruses including SARS-COV2, SARS-COV, MERS, Ebola and HIV. Drug discovery efforts reported in this ... -
Fluoride Adsorption onto Sulphonated Polystyrene
(African Journal of Education, Science and Technology, 2022)Adequate fluoride (F-) taken in through food, soil and water is crucial for healthy bones and teeth building. Excess F- results in dental, skeletal and soft tissue damage unless controlled by its removal. People get ... -
Investigation of Pavonia urens as Potential Biosorbent in Phytoremediation of Metal Pollutants through Complexation
(African Environmental Review Journal, 2022-06)Environmental pollution involving metal ions represents a potential threat to life. This is due to different chemical wastes discharged to the environment with no or minimal treatment to reduce and decrease the harmful ... -
Selected Heavy Metal (Zn, Pb and Cd) Pollution in Soil and Water from Marakwet East and Marakwet West, Elgeyo Marakwet County, Kenya
(African Environmental Review Journal, 2022-06)Heavy metal pollution has become a global public health issue, aggravated by human activities in the world leading to food and drinking water quality challenges. The present study aimed at assessing selected heavy metal ... -
Quantification of Physiochemical Characteristic Wastewater Effluents: A Case Study of Bata Tanneries, Kenya
(African Journal of Education, Science and Technology, 2022-06-01)The tanning industry is well developed in Kenya and has been identified as one of the most important sectors in economic development. However, depending on the leather process, it generates large quantities of wastewater ... -
In Vitro Bioaccessibility of the Vitamin B Series from Thermally Processed Leafy African Indigenous Vegetables
(Journal of Food Quality, 2021)+ermal processing of leafy African indigenous vegetables (LAIVs), which are rich in nutrients, especially vitamin B series affects the levels and bioaccessibility of the vitamins. +is study investigated the bioaccessibility ... -
Bioefficay of Chrysanthemum cinerariifolium and Allium sativum Oil Extracts against Sitophilus zeamais
(AER Journal, 2020)1 AER Journal Volume 4, Issue 1, pp. 1-9, December, 2020 RESEARCH ARTICLE Available Online at http://www.aer-journal.info ISSN: 1727-8341 Bioefficay of Chrysanthemum cinerariifolium and Allium sativum Oil Extracts ... -
Two-dimensional graphene–HfS2 van der Waals heterostructure as electrode material for alkali-ion batteries
(The Royal Society of Chemistry, 2020-07)Poor electrical conductivity and large volume expansion during repeated charge and discharge is what has characterized many battery electrode materials in current use. This has led to 2D materials, specifically multi-layered ... -
SYNTHESIS AND CHARACTERISATION OF NICKEL AND PALLADIUM BIMETALLIC COMPLEXES AND THEIR CATALYTIC APPLICATION IN OLIGOMERISATION OF 1-HEXENE
(University of Eldoret, 2022)In this work, typical homobimetallic complexes derived from N,O-salicylaldimine ligands were investigated for their catalytic potential in oligomerisation of 1-hexene. Catalysts of monometallic nature, that is, those ... -
THE SPATIAL AND TEMPORAL VARIATION OF SELECTED HEAVY METALS, NITROGEN AND PHOSPHORUS IN WATER AND SOILS OF YALA SWAMP, KENYA
(University of Eldoret, 2013)Studies involving pollutants in the environment have been used as an indicator of their accumulation resulting from human activities. A study of spatial and temporal variation of pollutants involving forty four water and ... -
EFFECT OF LABORATORY RESOURCES AVAILABILITY AND USABILITY ON STUDENTS’ ACHIEVEMENT IN PRACTICAL CHEMISTRY IN SOTIK SUB-COUNTY, KENYA
(University of Eldoret, 2016)In the years 2010 and 2011, poor results in Chemistry were recorded among secondary school students in Sotik Sub-County. Lack of efficient use of laboratory resources was cited as one reason for the poor performance. ...
