Explain procedure for test the presence of sugar in honey, Biology

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Procedure for Test the Presence of Sugar in Honey?

1. Mix 5 grams of honey with 5 ml ether in a mortar and pestle.

2. Decant off the ether extract into an evaporating dish.

3. Repeat the process by treating the extract with ether and decant ether into the porcelain dish. Evaporate the collected ether (in porcelain) gently on a water bath and collect the residue.

4. Add 2 drops of resorcinol and 1 drop of concentrated HCl to the remaining residue.

5. Positive test is indicated by a cherry red colour, i.e. presence of sugar.


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