How do you test for starch?
2 Answers
Feb 24, 2016
The most used test for starch is iodine.
Explanation:
Iodine forms a dark-blue complex with starch, at normal temperatures. Usually the iodine is dissolved in a solution of potassium iodide (
Sometimes it's dissolved in alcohol.
Mar 31, 2018
Use an iodine solution.
Explanation:
Iodine is an effective tool to test for starch. At normal conditions, it is usually brown, while in the presence of starch, it turns blue-black. See this picture of the test: