Figure 5. Benedict reaction of (a) standard chitin and (b) cicada shells hydrolyzed in 6 M HCl at 110 C. Using Benedict: 0.50 mL for 24 h (A); 1.00 mL for 24 h (B).

From

Cicada Shells as Chemical Education Resources to Study Functional Groups and Environmental Cycles

Naoki Maruyama, Toratane Munegumi

World Journal of Chemical Education. 2023, 11(4), 127-133 doi:10.12691/wjce-11-4-1