1. Add 2cm3 of solution to be tested e.g. sucrose
2. Add 2 drops of 1mol hydrochloric acid (for the H+ ions, acid hydrolysis- separates bonds)
3. Add an excess of sodium hydrogen carbonate to neutralise the solution
4. Heat in a water bath for 5 minutes
5. Add 10 drops of Benedict's reagent
6. Heat again in a water bath for 2 minutes
Scale:
Blue- none
Green- very low
Yellow- low
Orange- medium
Red- high
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