Testing for Iodide in Table Salt

Stephen W. Wright
Pfizer Global Research and Development, Groton, CT 06340
J. Chem. Educ., 2007, 84 (10), p 1616A
DOI: 10.1021/ed084p1616A
Publication Date (Web): October 1, 2007

Abstract

This Activity uses supermarket chemicals to test samples of table salt for the presence of iodine, an essential micronutrient added as iodide ion. The presence of iodide in the salt is made apparent by the appearance of a blue color.

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  • Received: August 03, 2009

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