Figure 12. Comparison between equally concentrated solutions of D-glucose (1) and D-fructose (2) with respect to the iodine test. Times as indicated

From

The Iodine Test for Reducing Sugars – A Safe, Quick and Easy Alternative to Copper(II) and Silver(I) Based Reagents

Holger Fleischer

World Journal of Chemical Education. 2019, 7(2), 45-52 doi:10.12691/wjce-7-2-3