CLEAPSS Supporting practical science and technology
GL018 - Food tests
This document explains how to carry out a circus of qualitative food tests for:carbohydratesstarch – iodine testreducing sugars - Benedict’s testnon-reducing sugars – hydrolysis then Benedict’s test proteins – biuret or sodium hydroxide and copper (II) sulfate (VI) testlipids – grease spot, ethanol or Sudan III test