Research Articles: Recent submissions
Now showing items 21-40 of 66
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Study of chemically peculiar stars –I. High-resolution spectroscopy and K2 photometry of Am stars in the region of M44
(Monthly Notices of the Royal Astronomical Society, 2022)We present a study based on the high-resolution spectroscopy and K2 space photometry of five chemically peculiar stars in the region of the open cluster M44. The analysis of the high-precision photometric K2 data reveals ... -
Synthesis and characterization of hematite biocomposite using cassava starch template for aqueous phase removal of fluoride
(Carbohydrate Polymer Technologies and Applications, 2022)In this study, facile synthesis of α-Fe2O3 biocomposite was mediated by cassava starch as a soft template. Batch mode evaluated its sorption behavior for fluoride removal from aqueous media. Characterization studies using ... -
Removal of Chromium (VI) from Tannery Effluent Using Bio-Char of Phoenix reclinata Seeds
(Green and Sustainable Chemistry, 2020)The potential of the Senegal date palm (Phoenix reclinata ) seed bio-char to remove chromium (VI) ions from aqueous solutions by adsorption was investigated. Adsorption experiments were performed on the tannery effluent ... -
Purple anthocyanin colouration on lower (abaxial) leaf surface of Hemigraphis colorata (Acanthaceae)
(Phytochemistry, 2014)The functional significance of anthocyanin colouration of lower (abaxial) leaf surfaces is not clear. Two anthocyanins, 5-O-methylcyanidin 3-O-(300-(b-glucuronopyranosyl)-b-glucopyranoside) (1) and 5-O-methylcyanidin ... -
Physio-Chemical Properties of Tomatoes (Lycopersicon esculentum) Stored in Locally Constructed Postharvest Cold Storage House
(EC NUTRITION, 2018)The quality of tomatoes (Lycopersicon esculentum.cv ‘Padma’) stored in a farmer cooling storage innovation in comparison with the ambient and fridge storage conditions were assessed for a period of 28 days. The temperature ... -
Physicochemical quality of water from Chuho springs, Kisoro district, Uganda
(French-Ukrainian Journal of Chemistry, 2021)In the current study, water from Chuho springs used as the main water source in Kisoro municipality, Uganda were assessed for their suitability as drinking water. The temperature, turbidity, conductivity, total dissolved ... -
Oxytetracycline residues in bovine muscles, liver and kidney tissues from selected slaughter facilities in South Western Uganda
(Bulletin of the National Research Centre, 2020)Background: Due to high disease burden and poor animal health services in Uganda, administration of antimicrobials particularly oxytetracycline (OTC) is often done by farm owners and workers without any prescription. This ... -
Levels of Hydroquinone, Selected Heavy Metals (Hg, Pb, As) and Chemical requirements in Some Skin Lightening Creams Sold in Mbarara Municipality
(European Journal of Physical Sciences, 2021)In this study, Skin-lightening creams commonly sold in Mbarara municipality were analyzed for chemical parameters (pH, thermal stability and fatty substance content), total hydroquinone, Lead, Mercury, and Arsenic contents. ... -
Leaching of Lead, Chromium and Copper into Drinks Placed in Plastic Cups at Different Conditions
(American Journal of Analytical Chemistry, 2022)Plastic cups commonly used by communities of Uganda lose color with time as they are used. The purpose of this study was to determine the concentrations of copper, lead and chromium in drinks placed in blue and green plastic ... -
Hydrochemistry and fluoride contamination in Ndali-Kasenda crater lakes, Albertine Graben: Assessment based on multivariate statistical approach and human health risk
(Groundwater for Sustainable Development, 2021)Hydrochemistry of crater lakes (n = 15) in the Ndali-Kasenda cluster was deciphered using standard methods of the American Public Health Association to understand the major ion chemistry; spatial distribution, occurrence, ... -
Heavy Metal Bioaccumulation by Maize Grown on a Ferralsol Amended with Urban-Based Biosolid Wastes
(Journal of Agricultural Chemistry and Environment, 2021)Organic waste materials as soil amendments are one of the topical approaches applauded for achieving sustainable agriculture world-over. The objective of this study was to investigate the effect of urban-based biosolid ... -
Heavy Metal Accumulation in Vegetables Grown in Rock Soils of Kilembe Copper Mine, Kasese, Western Uganda
(Asian Journal of Applied Chemistry Research, 2022)Aim: Active mining in Kilembe copper mine, Kasese district, Uganda ended about four decades ago. However, various health problems are believed to be from the effect of mining activities that took place in the area. In this ... -
Dichlorodiphenyltrichloroethane (DDT) and its metabolites in house dust, soil and selected food crops from indoor residual sprayed areas of Apac and Oyam Districts, Uganda
(African Journal of Pure and Applied Chemistry, 2022)Dichlorodiphenyltrichloroethane (DDT) levels and its metabolites are reported in 75 soil and 75 vegetable samples from the vicinity of homesteads sprayed with DDT during indoor residual spraying (IRS) pilot exercise, ... -
Anthocyanin Profile and Antioxidant Property of Anti-asthma Flowers of Cordyline terminalis (L.) Kunth (Agavaceae)
(Natural Product Communications, 2020)is suggestive of anthocyanins. The purpose of this study was to characterize and determine the antioxidant property of anthocyanins from C. terminalis purple flowers. Five anthocyanins, cyanidin 3,5-di- O- β-glucopyranoside ... -
Preparation and Identification of Reduced Phosphomolybdate Via, Molybdenum Blue Reaction
(Oriental Journal of Chemistry, 2020)Sodium thiosulphate reduced phosphomolybdate (STRP) was prepared based on the condensation of phosphate and molybdate ions in aqueous acid medium to form phosphomolybdic acid (PMA) followed by its reduction to molybdenum ... -
Trace Metal Leaching from Cookware Locally Fabricated from Scrap Metal: A Case Study of Ntungamo District, Uganda
(American Journal of Analytical Chemistry, 2022)Abstract Heavy metal exposure remains a significant public health problem, particularly in sub-Saharan Africa where use of artisanal cookware made from recycled metallic materials is still common. In this study, the effect ... -
Target, Suspect and Non-Target Screening of Silylated Derivatives of Polar Compounds Based on Single Ion Monitoring GC-MS
(International journal of environmental research and public health, 2019)Abstract: There is growing interest in determining the unidentified peaks within some sample spectra besides the analyses of interest. Availability of reference standards and hyphenated instruments has been a key and ... -
Spectrophotometric Determination of Low Levels of the Orthophosphate Anion as Molybdenum Blue using Sodium Thiosulphate Reducing agent
(Oriental Journal of Chemistry, 2020)ABSTRACT A simple spectrophotometric method for the determination of low levels of the orthophosphate (PO43-) in environmental water systems is reported. The method is based the formation of the phosphomolybdate from the ... -
Aflatoxin Contamination of Cattle’s Concentrate Feeds; A Case Study in Dar Es Salaam-tanzania
(Research square, 2022-07-08)Abstract Background Aflatoxicosis associated with the consumption of aflatoxin contaminated maize and maize products has been reported in the central part of Tanzania (Chemba, Kondoa, and Kiteto), however little is known ... -
Temporal and Spatial Seasonal Variations in Quality of Gravity Flow Water in Kyanamira Sub-County, Kabale District, Uganda
(Journal of Water Resource and Protection, 2017-04-20)The study was designed to investigate temporal and spatial seasonal variations in quality properties of gravity flow water samples collected from Kigata, Kacuro, Kihanga, Kitibya and Kanjobe located in Kyanamira Sub-County, ...