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The Chemical Educator

ISSN: 1430-4171 (electronic version)

Table of Contents

Abstract Volume 24 (2019) pp 1-5

A Colorimetric Approach to Hypochlorite Bleach Analysis

John C. O’C. Young

Department of Chemistry, Saint Mary’s University, Halifax, Nova Scotia, Canada, B3H 3C3, john.young@smu.ca
Received May 14, 2018. Accepted November 9, 2018.

Published: 2 January 2019

Abstract. A simple colorimetric alternative to the iodate-iodine-thiosulfate-starch titration procedure for carrying out iodometric (iodide ion oxidizing) titrations is described and exemplified in a determination of the sodium hypochlorite content of a household bleach product.

Key Words: Laboratories and Demonstrations; general chemistry; thermodynamics

(*) Corresponding author. (E-mail: john.young@smu.ca)

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