Carbohydrates - Carbohydrate Tests

Carbohydrate Tests

If a chemist is given an unknown sample, he can use a number of chemicals tests to determine if the sample contains a carbohydrate. If it does contain a carbohydrate, further tests can be performed to classify and possibly to identify it. Some of the available chemical tests are listed below. An exercise in the prelab will help you determine the most efficient methods for utilizing these tests when trying to identify your unknown.
The Molisch Test

The Iodine/Potassium Iodide Test

Benedict's Test

Barfoed's Test

Seliwanoff's Test

Bial's Test

This completes the background. Proceed to the prelab.

introduction background prelab experiment postlab