What chemical is used to test for protein?

1 Answer
Oct 6, 2017

Biuret reagent

Explanation:

Lugol's iodine tests for starch.

Benedict's reagent tests for reducing sugars, such as glucose.

Biuret reagent tests for peptide bonds, which are the bonds between the amino acids of proteins, and turns a shade of purple if peptide bonds are present.

https://sites.google.com/a/wrps.net/cns-ontl/cns-2nd-semester-weblinks/unit-7-resources---lab/chemical-tests-to-identify-biomolecules