Question

to test from presence of sugar in urine​

Answer 1

꧁Answer꧂

Sugar presence in a sample of urine can be detected by performing the following two tests:

Benedict’s test

Fehling’s test

What is Benedict’s Test?

A Benedict’s solution serves as a reagent in this test. The reagent is a blend of copper, sodium citrate and sodium carbonate and copper II sulphate pentahydrate (CuSO4.5H2O)

What is Fehling’s test?

In this test, the two different types of  Fehling’s solution are used:

Fehling’s solution – A: Aqueous solution of copper II sulphate – Blue colour solution.

Fehling’s solution – B: Aqueous solution of sodium potassium tartrate – Clear and Colourless solution.