Fehling's test: Fehling's test is a specific test for reducing sugar. PRINCIPLE: The principle of fehling test is same to that of benedict's test. In the presence of reducing sugar, cuso4 gives cupric ion in an alkaline medium which reduces to cuprous ion. REAGENTS: Fehling’s A reagent: Solution A Copper sulfate solution (Cuso4) Fehling’s B reagent: Sodium-potassium … [Read more...]