Browsing by Author "Mudume Isihaka"
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Item Analysis of cypermethrin residues in fresh tomatoes sold in nagongera food market in nagongera town council, tororo district in eastern uganda(Busitema University, 2023) Mudume IsihakaCypermethrin residues in fresh tomatoes were determined using uv-visible spectrophotometry. The method is based on hydrolysis of cypermethrin in alkaline solution to cyanid ion and reacts with iron (III) ions to form colored complex compounds. The results confirmed the residues were present in the tomatoes and the concentration was found to be 0.0096 mg per 250 g of tomato. Cypermethrin residues may lower the quality of tomatoes and pose health risks to humans. Therefore, regulation and monitoring pesticide residues in tomatoes produced should be done to avoid effects on human health