2007
DOI: 10.14429/dsj.57.1750
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Quick Semi-quantitative Test for Lead in Processed Foods

Abstract: A simple, quick semi-quantitative test for the determination of lead metal in canned fruits, vegetables other than dehydrated onion, fish, and meat products, has been developed using the optimised concentration of dithizone reagent under alkaline pH as the test solution, which on reaction with the sample solution gives green to blue to violet to red colour, depending on the lead concentration in the sample. The quick test results were compared with atomic absorption spectrophotometric analysis. A total of 80 s… Show more

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