Browsing Department of Chemistry and Biochemistry by Title
Now showing items 74-93 of 113
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POLLUTANT LEVELS IN WASTE WATER FROM TANNERY EFFLUENT: A
(2016-05-19)Wastewater from leather processing industries is very complex and leads to water pollution if discharged before treatment, especially due to its high organic loading and chromium content. Over the past years, Nakuru Tanners ... -
POLLUTANT LEVELS IN WASTE WATER FROM TANNERY EFFLUENT: A CASE STUDY OF NAKURU TANNERS, KENYA
(University of Eldoret, 2013)Wastewater from leather processing industries is very complex and leads to water pollution if discharged before treatment, especially due to its high organic loading and chromium content. Over the past years, Nakuru Tanners ... -
POLLUTION IMPACT, PHYTOREMEDIATION AND KINETICS OF ADSORPTION OF SELECTED METAL IONS FROM RIVER AND WASTE WATERS USING ARROWROOTS (AMARANTA ARUNDINACEA)
(University of Eldoret, 2016)Increased human activities have led to a rise in pollutants in the environment among them heavy metals. Conventional technologies for removal of metal ions from polluted water are numerous. Most of these methods are, ... -
Potable Water Fluoride Rapid Detection Based on TBAF Desilylation by a Novel Fluorogenic 7-O-tert-butyldimethylsilyl-3-cyano-4-methylcoumarin Compound
(African Journal of Education, Science and Technology (AJEST), 2021-05)This article reports the synthesis and properties of a novel fluoride detector, 7-O-tertbutyldimethylsilyl-3-cyano-4-methylcoumarin, which emits a lavender blue fluorescence in aqueous solution when fluoride ions are ... -
POTENTIAL OF TEA FACTORY WASTE IN REMOVAL OF SELECTED HEAVY METAL IONS FROM SIMULATED CONTAMINATED WASTE WATER
(University of Eldoret, 2014)Pollution of water resources has increased with human activities world over and heavy metals are major contaminants. In this study, removal of Cd2+, Cr3+, Cu2+, Pb2+ and Zn2+ ions from simulated contaminated water using ... -
THE POTENTIAL OF WATER FROM KIPLOLOK BUBBLING SPRINGS IN NANDI COUNTY FOR USE AS NATURAL CARBONATED MINERAL WATER
(University of Eldoret, 2021)The demand for carbonated water in Kenya, just like the rest of the world, is on the rise, owing to increasing lifestyle diseases like obesity, which requires that for a healthy lifestyle a lot of carbonated water, should ... -
Prevalence of Agrochemicals Use on Irrigated Vegetables Farms along River Moiben, Uasin-Gishu County
(2020-02-03)The purpose of this study was to carry out a survey on farming practices and agrochemical application along River Moiben in Moiben, Uasin Gishu County where intense agricultural practices are done especially during the dry ... -
PROXIMATE AND ESSENTIAL NUTRIENTS EVALUATION OF TWO INDIGENOUS VEGETABLES: COMMELINA AFRICANA AND AMARANTHUS THUNBERGII FROM AINAMOI DIVISION, KERICHO COUNTY
(University of Eldoret, 2016)In Kenya there are many indigenous leafy vegetables available. Despite this there is inadequate information on their nutritional diversity and how they can best be used in reducing malnutrition. This study was carried out ... -
Quantification of All Trans-Lycopene, Cis-Lycopene and Β-Carotene from Watermelons Found in Zanzibar
(African Journal of Education, Science and Technology, 2018)Red-fleshed watermelons (Citrullus lanatus) contain a high level oflycopene, and small amount of β-carotene which have been reported to have many important health benefits.However, very little is ... -
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 ... -
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 ... -
RADIATION EXPOSURE LEVELS AND THEIR POTENTIAL EFFECTS ON DOMESTICATED ANIMALS IN WEST POKOT, KENYA
(University of Eldoret, 2021)Radioactive matter in the earth’s crust and celestial bodies are the main sources of natural radioactive exposure to man and animals. The main contribution to external exposure comes from gamma-emitting radionuclides present ... -
RELATIONSHIP BETWEEN NITRATES, PHOSPHATES IN WATER, IODINE LEVELS IN TABLE SALT AND GOITER OCCURENCE: A CASE STUDY OF NANDI HILLS, KENYA
(University of Eldoret, 2017)Nitrates and phosphates are among the major inorganic pollutants in the environment, primarily contributed by nitrogenous and phosphate fertilizers, organic manures, human and animal wastes, and industrial effluents through ... -
Safety evaluation and antihyperglycaemic effect of root extract of Maerua decumbens (Brongn.) DeWolf in Wistar rats
(Elsevier, 2020)Local communities living in rural regions of Kenya use the plant, Maerua decumbens (Brongn.) DeWolf for various purposes including water purification (roots), as food (roots and fruits) and medicinal (various parts of ... -
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 ... -
SOIL FERTILITY AMENDEMENT USING MOLASSES WASTEWATER AND PIGWASTE AND THEIR INFLUENCE ON SOIL CHARACTERISTICS AND YIELD OF COWPEAS (Vigna unguiculata)
(University of Eldoret, 2014)Soil fertility is the number-one natural resource in Africa. However, due to high soil acidity and low fertility, food production has declined over the last decade. A case in point is in Uasin Gishu County, where farmers ... -
SOLID-STATE THERMAL DESOLVATION AND STRUCTURAL STUDIES OF OXALIC ACID DIHYDRATE, ZINC ACETATE DIHYDRATE, COPPER (II) SULFATE PENTAHYDRATE AND NICKEL (II) SULFATE HEXAHYDRATE
(2016-05-23)For many years it has been widely accepted that crystal dehydration can be related to internal crystal structure. However, there is very little empirical data or experiments on this work. This work makes an attempt to use ... -
SOLID-STATE THERMAL DESOLVATION AND STRUCTURAL STUDIES OF OXALIC ACID DIHYDRATE, ZINC ACETATE DIHYDRATE, COPPER (II) SULFATE PENTAHYDRATE AND NICKEL (II) SULFATE HEXAHYDRATE
(University of Eldoret, 2013)For many years it has been widely accepted that crystal dehydration can be related to internal crystal structure. However, there is very little empirical data or experiments on this work. This work makes an attempt to use ... -
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 ... -
SPATIAL AND TEMPORAL VARIATIONS IN PHYSICO-CHEMICAL
(2016-05-19)Increased human activities have led to water pollution, especially metals and nutrients. Therefore, prudent management of aquatic environments require information on their quality status that can be estimated by monitoring ...